{"disclaimer":"Offers change often; the vendor's page is the final word.","updated":"2026-09-28 12:11:09","total":57,"count":57,"limit":200,"offset":0,"offers":[{"id":"1password-oss","vendor":"1password","product":"1Password for Open Source","category":"security","type":"free-plan","headline":"Free 1Password Teams","summary":"A free Teams account to store and share a project's credentials, tokens and SSH keys. Membership lasts while the project stays eligible.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","1Password Teams"],["Length","While the project stays eligible"]],"eligibility":"Open source projects that meet 1Password's requirements; accepted at their discretion.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://github.com/1Password/for-open-source","docsUrl":"https://github.com/1Password/for-open-source","sourceUrl":"https://github.com/1Password/for-open-source","sourceQuote":"When you join the program, you'll get a free 1Password Teams account.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"algolia-oss","vendor":"algolia","product":"Algolia for Open Source","category":"docs","type":"free-plan","headline":"Search free or discounted","summary":"Algolia search for qualifying open source and non-profit projects, free or at a discount, including documentation search.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Free or discounted"]],"eligibility":"Licensed, publicly available open source software, or a non-profit, that meets Algolia's criteria.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.algolia.com/for-open-source","docsUrl":"https://www.algolia.com/for-open-source","sourceUrl":"https://www.algolia.com/for-open-source","sourceQuote":"Qualifying open source and non-profit projects can use Algolia at a discount or for free.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"alpha-omega-grants","vendor":"alpha-omega","product":"Alpha-Omega grants","category":"funding","type":"grant","headline":"Security grants in quarterly seasons","summary":"Grants for security work in critical open source, decided in four seasons a year: a month to apply, a month to co-design the work, a month to decide and fund.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Seasons","Jan, Apr, Jul, Oct: submit in the first month"],["Then","Review and co-design, then decision and funding"]],"eligibility":"Standalone projects, foundations and core ecosystem services under an OSI-approved license.","audience":"project","window":"cohort","nextDate":"2026-10-01","nextLabel":"Q4 submissions open (Oct 1 to 31)","signupUrl":"https://alpha-omega.dev/grants/how-to-apply/","docsUrl":"https://alpha-omega.dev/grants/how-to-apply/","sourceUrl":"https://alpha-omega.dev/grants/how-to-apply/","sourceQuote":"Applications open on the 1st of the initial month and close on the final day.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"argos-oss","vendor":"argos","product":"Argos for open source","category":"quality","type":"free-plan","headline":"Free visual testing","summary":"Argos sponsors selected open source projects with free visual regression testing, evaluated case by case.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Usage","Free, sponsored"],["Selection","Case by case"]],"eligibility":"Open source projects that meet all of Argos's sponsorship conditions.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://argos-ci.com/docs/open-source","docsUrl":"https://argos-ci.com/docs/open-source","sourceUrl":"https://argos-ci.com/docs/open-source","sourceQuote":"Argos sponsors selected open-source projects with free usage. Sponsorships are evaluated case by case.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"atlassian-oss","vendor":"atlassian","product":"Atlassian for open source","category":"devtools","type":"free-plan","headline":"Free Standard cloud plans","summary":"Atlassian takes open source license requests for its cloud products (Jira, Confluence, Trello, Bitbucket).","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Products","Jira, Confluence, Trello, Bitbucket"]],"eligibility":"Qualifying open source projects.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.atlassian.com/software/views/open-source-license-request","docsUrl":"https://www.atlassian.com/software/views/open-source-license-request","sourceUrl":"https://www.atlassian.com/software/views/open-source-license-request","sourceQuote":"","lastVerified":"2026-09-27","reviewed":false,"origin":"seed"},{"id":"aws-oss-credits","vendor":"aws","product":"AWS promotional credits for open source","category":"hosting","type":"credits","headline":"AWS credits for upstream testing and CI","summary":"AWS promotional credits for open source projects, typically for upstream and performance testing, CI/CD and artifact storage. Announced in 2019; current intake not stated.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Credits","AWS promotional credits"],["Typical use","Testing, CI/CD, artifact storage"]],"eligibility":"Open source projects.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://aws.amazon.com/blogs/opensource/aws-promotional-credits-open-source-projects/","docsUrl":"https://aws.amazon.com/blogs/opensource/aws-promotional-credits-open-source-projects/","sourceUrl":"https://aws.amazon.com/blogs/opensource/aws-promotional-credits-open-source-projects/","sourceQuote":"Today, we are excited to further extend our support by offering AWS promotional credits to open source projects.","lastVerified":"2026-09-28","reviewed":false,"origin":"seed"},{"id":"blacksmith-oss","vendor":"blacksmith","product":"Blacksmith for open source","category":"ci","type":"free-plan","headline":"Free faster Actions runners, on request","summary":"Blacksmith supports open source projects that outgrow GitHub's free runners, by request to the team.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Runners","Faster GitHub Actions runners"],["Apply","Contact the team"]],"eligibility":"Open source projects that need more CI than GitHub's free plan.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.blacksmith.sh/pricing","docsUrl":"https://www.blacksmith.sh/pricing","sourceUrl":"https://www.blacksmith.sh/pricing","sourceQuote":"We see GitHub's free plan falling short for many OSS projects. We want to help. Currently supporting Celery, Ladybird, Zen and Limbo.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"browserstack-oss","vendor":"browserstack","product":"BrowserStack for open source","category":"quality","type":"free-plan","headline":"Free testing platform access","summary":"BrowserStack gives open source projects free access to its testing platform: cross-browser, real devices and visual testing.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Access","Testing platform, free"]],"eligibility":"Open source projects that apply.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.browserstack.com/open-source","docsUrl":"https://www.browserstack.com/open-source","sourceUrl":"https://www.browserstack.com/open-source","sourceQuote":"","lastVerified":"2026-09-28","reviewed":false,"origin":"seed"},{"id":"calcom-oss","vendor":"calcom","product":"Cal.com OSS sponsorship","category":"devtools","type":"free-plan","headline":"Free scheduling, reviewed monthly","summary":"Cal.com sponsors a limited number of open source projects each month with free access, in exchange for a README banner.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Openings","Limited each month"],["Needs","\"Book us with Cal.com\" banner in the README"]],"eligibility":"Non-commercial projects, or commercial open source companies under $2M in ARR.","audience":"project","window":"rolling","nextDate":"","nextLabel":"Requests reviewed each month","signupUrl":"https://cal.com/help/event-types/sponsor","docsUrl":"https://cal.com/help/event-types/sponsor","sourceUrl":"https://cal.com/help/event-types/sponsor","sourceQuote":"Please note that we have a limited number of openings for OSS sponsorships each month.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"chromatic-oss","vendor":"chromatic","product":"Chromatic for open source","category":"quality","type":"free-plan","headline":"35,000 snapshots a month","summary":"Free visual testing for open source design systems and UI component libraries, from the Storybook team.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Snapshots","35,000 a month"],["Browsers","Chrome only"],["Apply","Through in-app chat"]],"eligibility":"Open source design systems or UI component libraries that meet Chromatic's criteria.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.chromatic.com/docs/open-source","docsUrl":"https://www.chromatic.com/docs/open-source","sourceUrl":"https://www.chromatic.com/docs/open-source","sourceQuote":"Chromatic offers a free plan (35k snapshots per month, Chrome only) to open-source design systems or UI component libraries that meet the following criteria:","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"circleci-oss","vendor":"circleci","product":"CircleCI open source plan","category":"ci","type":"credits","headline":"Up to 400,000 credits a month","summary":"Organizations on the open source plan get up to 400,000 build credits a month across Linux, Arm and other executors.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Credits","Up to 400,000 a month"],["Executors","Linux, Arm and more"]],"eligibility":"Open source organizations on CircleCI.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://circleci.com/open-source/","docsUrl":"https://circleci.com/open-source/","sourceUrl":"https://circleci.com/open-source/","sourceQuote":"Organizations on our open source plan get up to 400,000 credits per month","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"anthropic-claude-for-oss","vendor":"anthropic","product":"Claude for Open Source","category":"ai","type":"license","headline":"6 months of Claude Max 20x","summary":"Six months of Claude Max 20x, free, for maintainers and active contributors. At the end your account returns to your prior plan or the free plan.","creditsUsd":null,"upTo":false,"durationDays":183,"cardRequired":null,"limits":[["Plan","Claude Max 20x"],["Length","6 months"],["Maintainers","500+ dependent repos, 100+ dependent packages, or 200,000+ monthly downloads"],["Core contributors","Listed committer on a foundation or language project"],["Active contributors","100+ merged PRs to repos you do not own in 12 months, or 20+ external contributors on your repo"]],"eligibility":"Maintainers of widely used packages, core contributors to recognized projects, very active contributors, or builders of repos with 20+ external contributors. Those who do not quite fit can still apply.","audience":"maintainer","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://claude.com/contact-sales/claude-for-oss","docsUrl":"https://claude.com/contact-sales/claude-for-oss","sourceUrl":"https://claude.com/contact-sales/claude-for-oss","sourceQuote":"The Claude for Open Source Program is our way of saying thank you for all your hard work, with 6 months of free Claude Max 20x. Apply now.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"codacy-oss","vendor":"codacy","product":"Codacy for open source","category":"quality","type":"free-plan","headline":"Free forever","summary":"Codacy is free forever for open source projects: quality gates, pull request checks and security scanning.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Free forever for open source"],["Includes","Quality gates, PR checks, security scanning"]],"eligibility":"Open source projects.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.codacy.com/pricing","docsUrl":"https://www.codacy.com/pricing","sourceUrl":"https://www.codacy.com/pricing","sourceQuote":"Free forever for open-source projects","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"codecov-oss","vendor":"codecov","product":"Codecov for open source","category":"quality","type":"free-plan","headline":"Coverage, free forever","summary":"Code coverage reports, pull request comments and status checks, free for open source projects.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Repos","Unlimited public repositories"],["Includes","PR comments, status checks, API"]],"eligibility":"Open source projects.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://about.codecov.io/for/open-source/","docsUrl":"https://about.codecov.io/for/open-source/","sourceUrl":"https://about.codecov.io/for/open-source/","sourceQuote":"Codecov believes in supporting the open source community. That is why Codecov will always be free for open source projects.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"coderabbit-oss","vendor":"coderabbit","product":"CodeRabbit for open source","category":"quality","type":"free-plan","headline":"AI code review, free","summary":"CodeRabbit is free for open source, backed by a $1 million commitment to open source sponsorships.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Reviews","AI code review on pull requests"],["Also","$1 million committed to open source sponsorships"]],"eligibility":"Open source maintainers, contributors and communities.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.coderabbit.ai","docsUrl":"https://www.coderabbit.ai/blog/coderabbit-commits-1-million-to-open-source","sourceUrl":"https://www.coderabbit.ai/blog/coderabbit-commits-1-million-to-open-source","sourceQuote":"Finally, a reminder: CodeRabbit is free for open source.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"openai-codex-for-oss","vendor":"openai","product":"Codex for Open Source","category":"ai","type":"license","headline":"6 months of ChatGPT Pro with Codex","summary":"Six months of ChatGPT Pro with Codex for maintainers, API credits for projects that need them, and conditional access to Codex Security.","creditsUsd":null,"upTo":false,"durationDays":183,"cardRequired":null,"limits":[["Plan","ChatGPT Pro with Codex"],["Length","6 months"],["Also","API credits and conditional Codex Security access"]],"eligibility":"Core maintainers with write access to an open source project.","audience":"maintainer","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://openai.com/form/codex-for-oss/","docsUrl":"https://developers.openai.com/community/codex-for-oss","sourceUrl":"https://developers.openai.com/community/codex-for-oss","sourceQuote":"Open-source maintainers can apply for API credits, six months of ChatGPT Pro with Codex, and Codex Security.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"openai-codex-open-source-fund","vendor":"openai","product":"Codex Open Source Fund","category":"ai","type":"credits","headline":"Up to $25,000 in API credits","summary":"A $1 million fund of one-time OpenAI API credit grants for open source projects using Codex CLI or OpenAI models, reviewed on an ongoing basis.","creditsUsd":25000,"upTo":true,"durationDays":null,"cardRequired":null,"limits":[["Grant","Up to $25,000 in API credits"],["Fund","$1 million in total"],["Review","On an ongoing basis"]],"eligibility":"Open source projects that will use Codex CLI or OpenAI models.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://openai.com/form/codex-open-source-fund/","docsUrl":"https://openai.com/form/codex-open-source-fund/","sourceUrl":"https://openai.com/form/codex-open-source-fund/","sourceQuote":"Applications will be reviewed on an ongoing basis, with projects receiving grants up to $25,000 in API credits.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"hugging-face-gpu-grants","vendor":"hugging-face","product":"Community GPU grants","category":"ai","type":"free-plan","headline":"Free GPU hardware for a Space","summary":"Hugging Face covers GPU hardware upgrades for innovative Spaces that apply and are selected.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Covers","GPU hardware upgrade for a Space"],["Selection","Case by case"]],"eligibility":"A Space on Hugging Face that needs GPU hardware.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://huggingface.co/docs/hub/spaces-gpus#community-gpu-grants","docsUrl":"https://huggingface.co/docs/hub/spaces-gpus","sourceUrl":"https://huggingface.co/docs/hub/spaces-gpus","sourceQuote":"please feel free to apply for a community GPU grant and see if yours makes the cut","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"convex-oss","vendor":"convex","product":"Convex OSS Program","category":"data","type":"free-plan","headline":"Convex Pro for one team","summary":"Free Convex Pro for one team within the built-in monthly Pro limits, plus support and swag.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Convex Pro, one team"],["Limits","Built-in monthly Pro resources"]],"eligibility":"Anyone building open source software. Funded companies have a separate startups program.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.convex.dev/open-source-program","docsUrl":"https://www.convex.dev/open-source-program","sourceUrl":"https://www.convex.dev/open-source-program","sourceQuote":"Free Convex Pro for one team with only built-in monthly pro resource limits.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"github-copilot-pro-maintainers","vendor":"github","product":"Copilot Pro for maintainers","category":"ai","type":"license","headline":"Copilot Pro, free","summary":"Maintainers of popular open source repositories get Copilot Pro at no cost. GitHub checks eligibility itself and re-checks it every month.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Copilot Pro"],["Check","Automatic, re-evaluated monthly"]],"eligibility":"Maintainers of a popular open source repository on GitHub (GitHub decides who qualifies).","audience":"maintainer","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://github.com/settings/copilot","docsUrl":"https://docs.github.com/en/copilot/how-tos/copilot-on-github/set-up-copilot/enable-copilot/set-up-for-teachers-and-os-maintainers","sourceUrl":"https://docs.github.com/en/copilot/how-tos/copilot-on-github/set-up-copilot/enable-copilot/set-up-for-teachers-and-os-maintainers","sourceQuote":"Get free access to Copilot Pro as a verified teacher or open-source maintainer. GitHub reevaluates your eligibility every month.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"digitalocean-oss-credits","vendor":"digitalocean","product":"Credits for open source projects","category":"hosting","type":"credits","headline":"Yearly credits, tiered by stars","summary":"Annual credit grants for open source projects, tiered by GitHub stars (reported from $60 to $20,000 a year).","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Credits","Yearly, tiered by GitHub stars"]],"eligibility":"Open source projects on GitHub.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.digitalocean.com/open-source/credits-for-projects","docsUrl":"https://www.digitalocean.com/open-source/credits-for-projects","sourceUrl":"https://www.digitalocean.com/open-source/credits-for-projects","sourceQuote":"","lastVerified":"2026-09-28","reviewed":false,"origin":"seed"},{"id":"crowdin-oss","vendor":"crowdin","product":"Crowdin for open source","category":"docs","type":"free-plan","headline":"Localization, free","summary":"Crowdin's localization platform at no charge for open source projects without related commercial products.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Free of charge"]],"eligibility":"An open source license and no commercial product related to the project.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://crowdin.com/page/open-source-project-setup-request","docsUrl":"https://crowdin.com/page/open-source-project-setup-request","sourceUrl":"https://crowdin.com/page/open-source-project-setup-request","sourceQuote":"Crowdin is completely free of charge for open-source projects.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"datadog-oss","vendor":"datadog","product":"Datadog for open source","category":"observability","type":"free-plan","headline":"Datadog at no cost","summary":"Observability and security monitoring at no cost for the infrastructure that directly runs an open source project.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Scope","Infrastructure that directly supports the project"]],"eligibility":"Non-commercial projects under an approved open source license.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.datadoghq.com/partner/open-source/","docsUrl":"https://www.datadoghq.com/partner/open-source/","sourceUrl":"https://www.datadoghq.com/partner/open-source/","sourceQuote":"Use this form to apply for access to Datadog at no cost.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"docker-dsos","vendor":"docker","product":"Docker-Sponsored Open Source","category":"devtools","type":"free-plan","headline":"Sponsored badge and Hub perks","summary":"Non-commercial open source projects get a Docker-Sponsored Open Source badge on Docker Hub, plus Hub features and insights.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Badge","Docker-Sponsored Open Source"],["Hub","Logo, insights and analytics"]],"eligibility":"Non-commercial open source projects publishing images on Docker Hub.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://docs.docker.com/docker-hub/repos/manage/trusted-content/dsos-program/","docsUrl":"https://docs.docker.com/docker-hub/repos/manage/trusted-content/dsos-program/","sourceUrl":"https://docs.docker.com/docker-hub/repos/manage/trusted-content/dsos-program/","sourceQuote":"The Docker-Sponsored Open Source (DSOS) Program provides several features and benefits to non-commercial open source developers.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"fastly-fast-forward","vendor":"fastly","product":"Fast Forward","category":"hosting","type":"free-plan","headline":"Free CDN and edge services","summary":"Fastly extends free CDN and edge services to eligible open source projects and the nonprofits that support them.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Services","CDN and edge, free"]],"eligibility":"Eligible open source projects and supporting nonprofits.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.fastly.com/fast-forward","docsUrl":"https://www.fastly.com/fast-forward","sourceUrl":"https://www.fastly.com/fast-forward","sourceQuote":"we extend free services to eligible open source projects and nonprofits that support them.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"otf-foss-sustainability-fund","vendor":"otf","product":"FOSS Sustainability Fund","category":"funding","type":"grant","headline":"Maintenance funding, rounds","summary":"Open Technology Fund support for maintaining internet freedom technology, in solicitation rounds. Not accepting applications now.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Process","Concept note, then full proposal"],["Also","Free security audits from OTF's Security Lab"]],"eligibility":"Internet freedom technology projects; not in countries under US trade sanctions.","audience":"project","window":"paused","nextDate":"","nextLabel":"Not accepting applications; next round not announced","signupUrl":"https://www.opentech.fund/funds/free-and-open-source-software-sustainability-fund/","docsUrl":"https://www.opentech.fund/funds/free-and-open-source-software-sustainability-fund/","sourceUrl":"https://www.opentech.fund/funds/free-and-open-source-software-sustainability-fund/","sourceQuote":"Not Currently Accepting Applications","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"gitbook-community","vendor":"gitbook","product":"GitBook Community plan","category":"docs","type":"free-plan","headline":"Community plan, free","summary":"GitBook's Community plan is free for eligible open source organizations, non-profits and education groups.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Community"],["Sync","GitHub and GitLab"]],"eligibility":"Eligible open source organizations, non-profits and education groups; not an empty repository.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://docs.gitbook.com/account-management/plans/apply-for-the-non-profit-open-source-plan","docsUrl":"https://docs.gitbook.com/account-management/plans/apply-for-the-non-profit-open-source-plan","sourceUrl":"https://docs.gitbook.com/account-management/plans/apply-for-the-non-profit-open-source-plan","sourceQuote":"The Community plan is free for eligible non-profit organizations, open source organizations, and education-related groups.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"github-secure-open-source-fund","vendor":"github","product":"GitHub Secure Open Source Fund","category":"funding","type":"grant","headline":"$10,000 per project, plus Azure credits","summary":"Funding paid to the invited maintainers in tranches, security training in program sessions, and $10,000 in Azure credits. Applications are rolling for all sessions.","creditsUsd":10000,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Funding","$10,000: $6,000 during the program, $2,000 at 6 months, $2,000 at 12 months"],["Cloud","$10,000 in Azure credits"],["Format","Program sessions with a virtual interview"]],"eligibility":"Open source projects; selected applicants are interviewed.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://resources.github.com/github-secure-open-source-fund/","docsUrl":"https://resources.github.com/github-secure-open-source-fund/","sourceUrl":"https://resources.github.com/github-secure-open-source-fund/","sourceQuote":"It is $10,000 per project. Applications are open on a rolling basis and will be considered for all Program Sessions.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"gitlab-for-open-source","vendor":"gitlab","product":"GitLab for Open Source","category":"ci","type":"free-plan","headline":"GitLab Ultimate and 50,000 CI minutes","summary":"Qualifying open source projects get GitLab Ultimate features, including 50,000 compute minutes, for free.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","GitLab Ultimate features"],["CI","50,000 compute minutes"]],"eligibility":"Qualifying open source projects.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://about.gitlab.com/solutions/open-source/join/","docsUrl":"https://about.gitlab.com/solutions/open-source/","sourceUrl":"https://about.gitlab.com/solutions/open-source/","sourceQuote":"are free to qualifying open source projects through the GitLab for Open Source Program.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"google-summer-of-code","vendor":"google","product":"Google Summer of Code","category":"funding","type":"stipend","headline":"Paid summer open source projects","summary":"Contributors are paid to work on open source with mentoring organizations over the summer; the program ends in November.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Organizations","Apply in late January to early February"],["Contributors","Apply mid March to early April"],["Ends","November"]],"eligibility":"Contributors new to open source; mentoring organizations apply separately.","audience":"contributor","window":"cohort","nextDate":"","nextLabel":"Organizations apply late January; contributors mid March to early April","signupUrl":"https://summerofcode.withgoogle.com/","docsUrl":"https://developers.google.com/open-source/gsoc/timeline","sourceUrl":"https://developers.google.com/open-source/gsoc/timeline","sourceQuote":"Mentoring organizations can apply to participate from January 22nd to February 6th, with accepted organizations announced on February 21st. Contributors can submit applications from March 18th to April 2nd","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"greptile-oss","vendor":"greptile","product":"Greptile for open source","category":"quality","type":"free-plan","headline":"Free AI code reviews","summary":"Full access to the Greptile pull request review bot for public, OSI-licensed community projects.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Reviews","AI review on every pull request"],["Hosts","GitHub and GitLab"]],"eligibility":"Public GitHub or GitLab repositories with an OSI-approved license, run as a community project rather than part of a commercial product.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.greptile.com/open-source","docsUrl":"https://www.greptile.com/open-source","sourceUrl":"https://www.greptile.com/open-source","sourceQuote":"Public GitHub or GitLab repositories with an OSI-approved license are eligible for free code reviews.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"jetbrains-oss","vendor":"jetbrains","product":"JetBrains Open Source licenses","category":"devtools","type":"license","headline":"Free IDE licenses for core contributors","summary":"JetBrains gives free licenses for open source development to the core contributors of qualifying projects.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Licenses","JetBrains IDEs for core contributors"]],"eligibility":"Core contributors to qualifying, non-commercial open source projects.","audience":"maintainer","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.jetbrains.com/community/opensource/","docsUrl":"https://www.jetbrains.com/community/opensource/","sourceUrl":"https://www.jetbrains.com/community/opensource/","sourceQuote":"","lastVerified":"2026-09-27","reviewed":false,"origin":"seed"},{"id":"microsoft-foss-fund","vendor":"microsoft","product":"Microsoft FOSS Fund","category":"funding","type":"grant","headline":"Up to $12,500 each quarter","summary":"Every quarter Microsoft engineers nominate and vote on open source projects they use, and the fund distributes up to $12,500.","creditsUsd":12500,"upTo":true,"durationDays":null,"cardRequired":null,"limits":[["Fund","Up to $12,500 a quarter"],["Selection","Nomination and vote by Microsoft employees"]],"eligibility":"Projects with an OSI-approved license, nominated by a Microsoft employee who contributes.","audience":"project","window":"cohort","nextDate":"","nextLabel":"Quarterly; projects are nominated by Microsoft employees","signupUrl":"https://github.com/microsoft/foss-fund","docsUrl":"https://github.com/microsoft/foss-fund","sourceUrl":"https://github.com/microsoft/foss-fund","sourceQuote":"Every quarter a new fund and selection process will distribute up to $12,500 USD","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"mintlify-oss","vendor":"mintlify","product":"Mintlify OSS Program","category":"docs","type":"free-plan","headline":"Mintlify Pro, free forever","summary":"Non-commercial open source projects get Mintlify Pro permanently: custom domains, analytics, API playgrounds and AI features.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Pro"],["Length","Permanent"]],"eligibility":"Non-commercial projects with a recognized OSS license.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.mintlify.com/oss-program","docsUrl":"https://www.mintlify.com/oss-program","sourceUrl":"https://www.mintlify.com/oss-program","sourceQuote":"Non-commercial open source projects get Mintlify Pro free forever","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"neon-oss","vendor":"neon","product":"Neon Open Source Program","category":"data","type":"credits","headline":"Up to $5,000 a year in credits","summary":"Yearly Neon credits and promotional support for open source tools that use Postgres. Neon calls it a new program and invites questions on eligibility.","creditsUsd":5000,"upTo":true,"durationDays":365,"cardRequired":null,"limits":[["Credits","Up to $5,000 a year"],["Also","Promotion to Neon's developer community"]],"eligibility":"Open source under a recognized license, publicly available and self-hostable, building on Postgres.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://neon.com/programs/open-source","docsUrl":"https://neon.com/programs/open-source","sourceUrl":"https://neon.com/programs/open-source","sourceQuote":"Neon will grant eligible open-source software up to $5,000 in platform credits yearly.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"netlify-oss","vendor":"netlify","product":"Netlify Open Source plan","category":"hosting","type":"free-plan","headline":"The full Netlify platform, free","summary":"Qualifying projects get the full Netlify platform with credits; sites stay live even if credits run out.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Full platform"],["If credits run out","Sites stay live"],["More credits","At Pro plan rates"]],"eligibility":"Qualifying open source projects (see Netlify's policy).","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.netlify.com/open-source/","docsUrl":"https://www.netlify.com/open-source/","sourceUrl":"https://www.netlify.com/open-source/","sourceQuote":"Qualifying projects get the full Netlify platform, free.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"nlnet-ngi-zero","vendor":"nlnet","product":"NGI Zero grants","category":"funding","type":"grant","headline":"€5,000 to €50,000 for a first grant","summary":"Grants for technical open source development, with a call deadline every two months. EU funds expect a European dimension.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["First grant","€5,000 to €50,000"],["Deadlines","Every two months"],["Focus","Technical development"]],"eligibility":"Open source technical work; EU-supported funds usually need applicants from Horizon Europe eligible countries.","audience":"project","window":"open","nextDate":"2026-11-03","nextLabel":"Next deadline, 12:00 CET","signupUrl":"https://nlnet.nl/propose/","docsUrl":"https://nlnet.nl/propose/","sourceUrl":"https://nlnet.nl/propose/","sourceQuote":"Next deadline: November 3rd 2026 12:00 CET (noon)","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"ona-oss","vendor":"ona","product":"Ona for Open Source","category":"ai","type":"credits","headline":"Up to $200 a month in credits","summary":"Monthly credits for background coding agents, sized by how much you contribute. Most applications are processed within a few days.","creditsUsd":200,"upTo":true,"durationDays":null,"cardRequired":null,"limits":[["Credits","Up to $200 a month"],["Size","Depends on your open source contributions"],["Review","Usually a few days"]],"eligibility":"A maintainer or core contributor of at least one active, well-established open source project.","audience":"maintainer","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://form.typeform.com/to/Efo98tRE","docsUrl":"https://ona.com/open-source","sourceUrl":"https://ona.com/open-source","sourceQuote":"Up to $200 in monthly free credits for maintainers and contributors.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"openpanel-oss","vendor":"openpanel","product":"OpenPanel OSS Program","category":"observability","type":"free-plan","headline":"Up to 2.5M events a month","summary":"Free product analytics for open source projects, with the whole contributor team invited.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Events","Up to 2.5 million a month"],["Team","Unlimited members"]],"eligibility":"An OSI-approved license and a non-commercial primary purpose.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://openpanel.dev/open-source","docsUrl":"https://openpanel.dev/open-source","sourceUrl":"https://openpanel.dev/open-source","sourceQuote":"Get free analytics for your open source project with up to 2.5M events per month.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"outreachy-internships","vendor":"outreachy","product":"Outreachy internships","category":"funding","type":"stipend","headline":"$7,000 for a 3-month internship","summary":"Paid, remote open source internships twice a year for people underrepresented in tech. The December 2026 round is under way.","creditsUsd":7000,"upTo":false,"durationDays":90,"cardRequired":null,"limits":[["Stipend","$7,000"],["Length","3 months, remote"],["Rounds","May to August, and December to March"]],"eligibility":"Anyone who faces underrepresentation, systemic bias or discrimination in tech where they live.","audience":"contributor","window":"cohort","nextDate":"","nextLabel":"May 2027 round: applications in early February (2026: Feb 6 to 13)","signupUrl":"https://www.outreachy.org/apply/","docsUrl":"https://www.outreachy.org/","sourceUrl":"https://www.outreachy.org/","sourceQuote":"Paid - $7,000 USD total internship stipend","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"cloudflare-project-alexandria","vendor":"cloudflare","product":"Project Alexandria","category":"hosting","type":"credits","headline":"Recurring annual credits","summary":"Cloudflare's open source credits program: recurring yearly credits for Workers, Pages, R2, Zero Trust and plan upgrades.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Credits","Renewed every year"],["Covers","Workers, Pages, R2, Zero Trust, plan upgrades"]],"eligibility":"Maintainers of an open source project with a recognized OSS license.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.cloudflare.com/lp/project-alexandria/","docsUrl":"https://www.cloudflare.com/lp/project-alexandria/","sourceUrl":"https://www.cloudflare.com/lp/project-alexandria/","sourceQuote":"Apply to receive recurring annual credits with Project Alexandria.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"pullfrog-oss","vendor":"pullfrog","product":"Pullfrog for OSS","category":"ai","type":"free-plan","headline":"Unlimited agent runs","summary":"Pullfrog covers model costs for impactful open source projects: unlimited runs on a choice of models.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Runs","Unlimited"],["Models","DeepSeek Flash, GPT Luna, MiniMax M2 or Muse Spark"]],"eligibility":"Maintainers of a repository with over 1,000 stars.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://pullfrog.com/for-oss","docsUrl":"https://pullfrog.com/for-oss","sourceUrl":"https://pullfrog.com/for-oss","sourceQuote":"If you maintain a repo with over 1,000 stars, apply here for unlimited runs on us","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"readthedocs-community","vendor":"readthedocs","product":"Read the Docs Community","category":"docs","type":"free-plan","headline":"Docs hosting, free forever","summary":"Read the Docs Community hosts documentation for open source projects for free.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Community, free forever"]],"eligibility":"Free and open source projects.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://about.readthedocs.com/pricing/","docsUrl":"https://about.readthedocs.com/pricing/","sourceUrl":"https://about.readthedocs.com/pricing/","sourceQuote":"Documenting an open source project? Read the Docs Community is free, forever.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"sentry-oss","vendor":"sentry","product":"Sentry for open source","category":"observability","type":"free-plan","headline":"Free Sentry account","summary":"Error tracking and performance monitoring for open source projects, on application.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Free sponsored account"]],"eligibility":"Open source projects under a friendly license.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://sentry.io/for/open-source/","docsUrl":"https://sentry.io/for/open-source/","sourceUrl":"https://sentry.io/for/open-source/","sourceQuote":"we're happy to help. Apply for a free Sentry account","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"signpath-oss","vendor":"signpath","product":"SignPath for open source","category":"security","type":"free-plan","headline":"Free code signing","summary":"Free code signing certificates and pipeline integrity for open source projects, through the SignPath Foundation.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Signing","Free certificate via the SignPath Foundation"],["Also","Pipeline integrity and audit trails"]],"eligibility":"Open source projects that apply to the SignPath Foundation.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://signpath.io/solutions/open-source-community","docsUrl":"https://signpath.io/solutions/open-source-community","sourceUrl":"https://signpath.io/solutions/open-source-community","sourceQuote":"The free Code Signing & Software Integrity solution for Open Source Projects","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"sleek-oss","vendor":"sleek","product":"Sleek Analytics for OSS","category":"observability","type":"free-plan","headline":"1 year of Pro","summary":"A year of Sleek Analytics Pro, free, for maintainers of open source projects.","creditsUsd":null,"upTo":false,"durationDays":365,"cardRequired":null,"limits":[["Plan","Pro"],["Length","1 year"]],"eligibility":"Maintainers of an open source project.","audience":"maintainer","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://getsleek.io/oss","docsUrl":"https://getsleek.io/oss","sourceUrl":"https://getsleek.io/oss","sourceQuote":"If you maintain an open source project, we're offering 1 year of Sleek Analytics completely free","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"numfocus-small-development-grants","vendor":"numfocus","product":"Small Development Grants","category":"funding","type":"grant","headline":"Microgrants for NumFOCUS projects","summary":"A microgrant program for NumFOCUS sponsored and affiliated projects. Requests for applications go out each January.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Who","Sponsored and affiliated projects"],["Call","Announced by newsletter"]],"eligibility":"NumFOCUS sponsored and affiliated projects.","audience":"project","window":"cohort","nextDate":"","nextLabel":"Request for applications each January (last call: May 2 to June 6)","signupUrl":"https://numfocus.org/programs/small-development-grants","docsUrl":"https://numfocus.org/programs/small-development-grants","sourceUrl":"https://numfocus.org/programs/small-development-grants","sourceQuote":"Requests for applications are sent out each January via the newsletter.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"snyk-oss","vendor":"snyk","product":"Snyk for open source","category":"security","type":"free-plan","headline":"Free security tooling","summary":"Snyk's open source program gives maintainers its developer security tooling for free.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Tools","Dependency, code and container scanning"]],"eligibility":"Open source projects (apply as a new project or join an existing one).","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://snyk.io/open-source/","docsUrl":"https://snyk.io/open-source/","sourceUrl":"https://snyk.io/open-source/","sourceQuote":"We created this open source program because we want every open source maintainer to have access to the best, bleeding edge developer security tooling","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"sonarqube-for-oss","vendor":"sonar","product":"SonarQube for OSS","category":"quality","type":"free-plan","headline":"SonarQube Pro features, free","summary":"Public, OSI-licensed repositories get SonarQube for OSS and Gitar AI Code Review for OSS with the features of the paid Pro plan.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Same features as Pro"],["Also","Gitar AI Code Review for OSS"]],"eligibility":"Public repositories with an OSI-approved license.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://www.sonarsource.com/plans-and-pricing/sonarcloud/","docsUrl":"https://www.sonarsource.com/plans-and-pricing/sonarcloud/","sourceUrl":"https://www.sonarsource.com/plans-and-pricing/sonarcloud/","sourceQuote":"Public, OSI-licensed repos get SonarQube for OSS and Gitar AI Code Review for OSS, with the same features as the paid Pro plan.","lastVerified":"2026-09-27","reviewed":true,"origin":"seed"},{"id":"sourcery-oss","vendor":"sourcery","product":"Sourcery for open source","category":"quality","type":"free-plan","headline":"Free PR reviews and security checks","summary":"Install Sourcery on public repositories and it reviews every pull request and checks it for security issues, free.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Reviews","Every pull request"],["Security","Checks on each pull request"],["Hosts","GitHub and GitLab"]],"eligibility":"Public repositories on GitHub or GitLab.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://app.sourcery.ai/","docsUrl":"https://sourcery.ai/pricing","sourceUrl":"https://sourcery.ai/pricing","sourceQuote":"Yes. Install Sourcery on your public repositories on GitHub or GitLab and it reviews every pull request and checks each one for security issues.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"sovereign-tech-fund","vendor":"sovereign-tech","product":"Sovereign Tech Fund","category":"funding","type":"grant","headline":"Work over €50,000 funded","summary":"Germany's fund for developing and maintaining open digital base technologies. Applications through its platform, in German or English.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Minimum","Work costing over €50,000"],["Focus","Development and maintenance of open base technology"]],"eligibility":"Open digital base technologies under an OSI or FSF license, not already publicly funded for the same work.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.sovereign.tech/programs/fund","docsUrl":"https://www.sovereign.tech/programs/fund","sourceUrl":"https://www.sovereign.tech/programs/fund","sourceQuote":"Estimated costs: The cost of the work described in the application must exceed €50,000 (current minimum).","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"stainless-oss","vendor":"stainless","product":"Stainless for FOSS","category":"devtools","type":"free-plan","headline":"Starter plan, free","summary":"Stainless gives qualifying non-commercial open source projects its Starter plan for SDK, docs and MCP server generation.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Starter"],["Apply","By email after creating a free account"]],"eligibility":"Qualifying non-commercial open source projects.","audience":"project","window":"rolling","nextDate":"","nextLabel":"","signupUrl":"https://www.stainless.com/pricing","docsUrl":"https://www.stainless.com/pricing","sourceUrl":"https://stainless.com/pricing","sourceQuote":"We proudly offer our Starter plan for free to qualifying non-commercial open source (FOSS) projects.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"tailscale-oss","vendor":"tailscale","product":"Tailscale for open source","category":"devtools","type":"free-plan","headline":"Free for open source orgs","summary":"A GitHub organization can use Tailscale free when it is for an open source project.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Who","A GitHub organization"]],"eligibility":"A GitHub organization using Tailscale for an open source project.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://tailscale.com/kb/1154/free-plans-discounts","docsUrl":"https://tailscale.com/kb/1154/free-plans-discounts","sourceUrl":"https://tailscale.com/kb/1154/free-plans-discounts","sourceQuote":"Your GitHub organization can use Tailscale for free if you're using it for an open source","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"upstash-oss","vendor":"upstash","product":"Upstash Open Source Program","category":"data","type":"credits","headline":"$1,000 a month in credits","summary":"Upstash covers Upstash costs up to $1,000 a month for open source projects building on it. The program is closed to new applications for now.","creditsUsd":1000,"upTo":true,"durationDays":null,"cardRequired":null,"limits":[["Credits","Up to $1,000 a month"],["Also","Direct support and co-marketing"]],"eligibility":"Open source projects building on Upstash.","audience":"project","window":"paused","nextDate":"","nextLabel":"Closed to new applications; no reopening date","signupUrl":"https://upstash.com/open-source","docsUrl":"https://upstash.com/open-source","sourceUrl":"https://upstash.com/open-source","sourceQuote":"The open-source program is currently closed and not accepting new applications. Follow us to hear about future openings.","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"vercel-oss","vendor":"vercel","product":"Vercel Open Source Program","category":"hosting","type":"credits","headline":"$3,600 in credits over 3 years","summary":"Platform credits, community support and an OSS Starter Pack of third-party credits. Applications are closed now; Vercel admits new cohorts periodically.","creditsUsd":3600,"upTo":false,"durationDays":1095,"cardRequired":null,"limits":[["Credits","$3,600 over 3 years"],["Also","OSS Starter Pack of third-party credits"],["Needs","Active development, credits used only for the project"]],"eligibility":"An actively developed and maintained open source project that uses the credits only for open source work. Fully open source nonprofits can apply.","audience":"project","window":"paused","nextDate":"","nextLabel":"Opens in periodic cohorts; no date announced","signupUrl":"https://vercel.com/open-source-program","docsUrl":"https://vercel.com/open-source-program","sourceUrl":"https://vercel.com/open-source-program","sourceQuote":"Applications are currently closed. If selected, your open source project will receive: $3,600 Vercel platform credits over 3 years","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"webclaw-oss","vendor":"webclaw","product":"webclaw for OSS","category":"devtools","type":"credits","headline":"100,000 scraping credits a month","summary":"The Growth plan's 100,000 web scraping credits a month, free, renewing while the project stays active.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Credits","100,000 a month"],["Renewal","Monthly, while the project is active"]],"eligibility":"Open source builders who apply.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://webclaw.io/oss","docsUrl":"https://webclaw.io/oss","sourceUrl":"https://webclaw.io/oss","sourceQuote":"webclaw for OSS gives open-source builders 100,000 free web-scraping credits a month","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"},{"id":"zulip-oss","vendor":"zulip","product":"Zulip for open source","category":"devtools","type":"free-plan","headline":"Zulip Cloud Standard, free","summary":"Topic-based team chat with full message history, free for open source communities.","creditsUsd":null,"upTo":false,"durationDays":null,"cardRequired":null,"limits":[["Plan","Zulip Cloud Standard"],["History","Full message history"]],"eligibility":"Open source projects.","audience":"project","window":"open","nextDate":"","nextLabel":"","signupUrl":"https://zulip.com/for/open-source/","docsUrl":"https://zulip.com/for/open-source/","sourceUrl":"https://zulip.com/for/open-source/","sourceQuote":"Zulip Cloud Standard is free for open-source","lastVerified":"2026-09-28","reviewed":true,"origin":"seed"}],"vendors":[{"id":"1password","name":"1Password","domain":"1password.com","website":"https://1password.com","description":"Password and secrets manager."},{"id":"algolia","name":"Algolia","domain":"algolia.com","website":"https://www.algolia.com","description":"Hosted search, including DocSearch for documentation."},{"id":"alpha-omega","name":"Alpha-Omega","domain":"alpha-omega.dev","website":"https://alpha-omega.dev","description":"OpenSSF project funding security work in critical open source."},{"id":"anthropic","name":"Anthropic","domain":"anthropic.com","website":"https://www.anthropic.com","description":"Maker of Claude and Claude Code."},{"id":"argos","name":"Argos","domain":"argos-ci.com","website":"https://argos-ci.com","description":"Visual regression testing."},{"id":"atlassian","name":"Atlassian","domain":"atlassian.com","website":"https://www.atlassian.com","description":"Jira, Confluence, Trello and Bitbucket."},{"id":"aws","name":"AWS","domain":"aws.amazon.com","website":"https://aws.amazon.com","description":"Amazon Web Services."},{"id":"blacksmith","name":"Blacksmith","domain":"blacksmith.sh","website":"https://www.blacksmith.sh","description":"Faster GitHub Actions runners."},{"id":"browserstack","name":"BrowserStack","domain":"browserstack.com","website":"https://www.browserstack.com","description":"Cross-browser and real-device testing."},{"id":"calcom","name":"Cal.com","domain":"cal.com","website":"https://cal.com","description":"Open source scheduling."},{"id":"chromatic","name":"Chromatic","domain":"chromatic.com","website":"https://www.chromatic.com","description":"Visual testing for Storybook, by its maintainers."},{"id":"circleci","name":"CircleCI","domain":"circleci.com","website":"https://circleci.com","description":"Hosted CI/CD."},{"id":"cloudflare","name":"Cloudflare","domain":"cloudflare.com","website":"https://www.cloudflare.com","description":"Edge network: Workers, Pages, R2 and Zero Trust."},{"id":"codacy","name":"Codacy","domain":"codacy.com","website":"https://www.codacy.com","description":"Code quality and security scanning."},{"id":"codecov","name":"Codecov","domain":"codecov.io","website":"https://about.codecov.io","description":"Code coverage reports on pull requests."},{"id":"coderabbit","name":"CodeRabbit","domain":"coderabbit.ai","website":"https://www.coderabbit.ai","description":"AI code review for pull requests."},{"id":"convex","name":"Convex","domain":"convex.dev","website":"https://www.convex.dev","description":"Reactive backend database for web apps."},{"id":"crowdin","name":"Crowdin","domain":"crowdin.com","website":"https://crowdin.com","description":"Localization and translation management."},{"id":"datadog","name":"Datadog","domain":"datadoghq.com","website":"https://www.datadoghq.com","description":"Cloud observability and security platform."},{"id":"digitalocean","name":"DigitalOcean","domain":"digitalocean.com","website":"https://www.digitalocean.com","description":"Cloud hosting: droplets, databases and apps."},{"id":"docker","name":"Docker","domain":"docker.com","website":"https://www.docker.com","description":"Containers, Docker Hub and Docker Desktop."},{"id":"fastly","name":"Fastly","domain":"fastly.com","website":"https://www.fastly.com","description":"CDN and edge compute."},{"id":"gitbook","name":"GitBook","domain":"gitbook.com","website":"https://www.gitbook.com","description":"Docs platform with Git sync."},{"id":"github","name":"GitHub","domain":"github.com","website":"https://github.com","description":"Code hosting, Copilot and funds for open source security."},{"id":"gitlab","name":"GitLab","domain":"gitlab.com","website":"https://about.gitlab.com","description":"DevSecOps platform with CI/CD."},{"id":"google","name":"Google","domain":"google.com","website":"https://summerofcode.withgoogle.com","description":"Runs Google Summer of Code."},{"id":"greptile","name":"Greptile","domain":"greptile.com","website":"https://www.greptile.com","description":"AI code review bot for GitHub and GitLab."},{"id":"hugging-face","name":"Hugging Face","domain":"huggingface.co","website":"https://huggingface.co","description":"Model hub and Spaces for ML demos."},{"id":"jetbrains","name":"JetBrains","domain":"jetbrains.com","website":"https://www.jetbrains.com","description":"IDEs: IntelliJ IDEA, PyCharm, WebStorm, GoLand and more."},{"id":"microsoft","name":"Microsoft","domain":"microsoft.com","website":"https://opensource.microsoft.com","description":"Runs the FOSS Fund for projects its engineers use."},{"id":"mintlify","name":"Mintlify","domain":"mintlify.com","website":"https://www.mintlify.com","description":"Documentation platform for developer products."},{"id":"neon","name":"Neon","domain":"neon.com","website":"https://neon.com","description":"Serverless Postgres."},{"id":"netlify","name":"Netlify","domain":"netlify.com","website":"https://www.netlify.com","description":"Web hosting and serverless functions."},{"id":"nlnet","name":"NLnet","domain":"nlnet.nl","website":"https://nlnet.nl","description":"Dutch foundation running the NGI Zero open source grants."},{"id":"numfocus","name":"NumFOCUS","domain":"numfocus.org","website":"https://numfocus.org","description":"Nonprofit behind NumPy, pandas, Jupyter and other scientific projects."},{"id":"ona","name":"Ona","domain":"ona.com","website":"https://ona.com","description":"Background coding agents in cloud environments (formerly Gitpod)."},{"id":"otf","name":"Open Technology Fund","domain":"opentech.fund","website":"https://www.opentech.fund","description":"Funds internet freedom technology."},{"id":"openai","name":"OpenAI","domain":"openai.com","website":"https://openai.com","description":"Maker of ChatGPT, Codex and the OpenAI API."},{"id":"openpanel","name":"OpenPanel","domain":"openpanel.dev","website":"https://openpanel.dev","description":"Open source product analytics."},{"id":"outreachy","name":"Outreachy","domain":"outreachy.org","website":"https://www.outreachy.org","description":"Paid open source internships for people underrepresented in tech."},{"id":"pullfrog","name":"Pullfrog","domain":"pullfrog.com","website":"https://pullfrog.com","description":"Coding agent that runs on your repository."},{"id":"readthedocs","name":"Read the Docs","domain":"readthedocs.com","website":"https://about.readthedocs.com","description":"Docs hosting for Sphinx and MkDocs projects."},{"id":"sentry","name":"Sentry","domain":"sentry.io","website":"https://sentry.io","description":"Error tracking and performance monitoring."},{"id":"signpath","name":"SignPath","domain":"signpath.io","website":"https://signpath.io","description":"Code signing with pipeline integrity checks."},{"id":"sleek","name":"Sleek Analytics","domain":"getsleek.io","website":"https://getsleek.io","description":"Real-time web analytics."},{"id":"snyk","name":"Snyk","domain":"snyk.io","website":"https://snyk.io","description":"Developer security: dependencies, code and containers."},{"id":"sonar","name":"Sonar","domain":"sonarsource.com","website":"https://www.sonarsource.com","description":"SonarQube code quality and security analysis."},{"id":"sourcery","name":"Sourcery","domain":"sourcery.ai","website":"https://sourcery.ai","description":"AI code review and security checks on every pull request."},{"id":"sovereign-tech","name":"Sovereign Tech Agency","domain":"sovereign.tech","website":"https://www.sovereign.tech","description":"German public fund for open digital infrastructure."},{"id":"stainless","name":"Stainless","domain":"stainless.com","website":"https://www.stainless.com","description":"SDKs, docs and MCP servers generated from an OpenAPI spec."},{"id":"tailscale","name":"Tailscale","domain":"tailscale.com","website":"https://tailscale.com","description":"Private networks built on WireGuard."},{"id":"upstash","name":"Upstash","domain":"upstash.com","website":"https://upstash.com","description":"Serverless Redis, vector and queues."},{"id":"vercel","name":"Vercel","domain":"vercel.com","website":"https://vercel.com","description":"Frontend and serverless hosting."},{"id":"webclaw","name":"webclaw","domain":"webclaw.io","website":"https://webclaw.io","description":"Web scraping, crawling and extraction API."},{"id":"zulip","name":"Zulip","domain":"zulip.com","website":"https://zulip.com","description":"Open source team chat organized by topic."}],"changes":[]}