Companies and funds with an open source program
GitHub
Code hosting, Copilot and funds for open source security.
Copilot Pro, free · $10,000 per project, plus Azure credits
github.comPerks →OpenAI
Maker of ChatGPT, Codex and the OpenAI API.
6 months of ChatGPT Pro with Codex · Up to $25,000 in API credits
openai.comPerks →1Password
Password and secrets manager.
Free 1Password Teams
1password.comPerks →Algolia
Hosted search, including DocSearch for documentation.
Search free or discounted
algolia.comPerks →Alpha-Omega
OpenSSF project funding security work in critical open source.
Security grants in quarterly seasons
alpha-omega.devPerks →Anthropic
Maker of Claude and Claude Code.
6 months of free Claude Ultra
anthropic.comPerks →Argos
Visual regression testing.
Free visual testing
argos-ci.comPerks →Atlassian
Jira, Confluence, Trello and Bitbucket.
Free Standard cloud plans
atlassian.comPerks →AWS
Amazon Web Services.
AWS credits for upstream testing and CI
aws.amazon.comPerks →Blacksmith
Faster GitHub Actions runners.
Free faster Actions runners, on request
blacksmith.shPerks →BrowserStack
Cross-browser and real-device testing.
Free testing platform access
browserstack.comPerks →Cal.com
Open source scheduling.
Free scheduling, reviewed monthly
cal.comPerks →Chromatic
Visual testing for Storybook, by its maintainers.
35,000 snapshots a month
chromatic.comPerks →CircleCI
Hosted CI/CD.
Up to 400,000 credits a month
circleci.comPerks →Cloudflare
Edge network: Workers, Pages, R2 and Zero Trust.
Recurring annual credits
cloudflare.comPerks →Codacy
Code quality and security scanning.
Free forever
codacy.comPerks →Codecov
Code coverage reports on pull requests.
Coverage, free forever
codecov.ioPerks →CodeRabbit
AI code review for pull requests.
AI code review, free
coderabbit.aiPerks →Convex
Reactive backend database for web apps.
Convex Pro for one team
convex.devPerks →Crowdin
Localization and translation management.
Localization, free
crowdin.comPerks →Datadog
Cloud observability and security platform.
Datadog at no cost
datadoghq.comPerks →DigitalOcean
Cloud hosting: droplets, databases and apps.
Yearly credits, tiered by stars
digitalocean.comPerks →Docker
Containers, Docker Hub and Docker Desktop.
Sponsored badge and Hub perks
docker.comPerks →Fastly
CDN and edge compute.
Free CDN and edge services
fastly.comPerks →GitBook
Docs platform with Git sync.
Community plan, free
gitbook.comPerks →GitLab
DevSecOps platform with CI/CD.
GitLab Ultimate and 50,000 CI minutes
gitlab.comPerks →Google
Runs Google Summer of Code.
Paid summer open source projects
google.comPerks →Greptile
AI code review bot for GitHub and GitLab.
Free AI code reviews
greptile.comPerks →Hugging Face
Model hub and Spaces for ML demos.
Free GPU hardware for a Space
huggingface.coPerks →JetBrains
IDEs: IntelliJ IDEA, PyCharm, WebStorm, GoLand and more.
Free IDE licenses for core contributors
jetbrains.comPerks →Microsoft
Runs the FOSS Fund for projects its engineers use.
Up to $12,500 each quarter
microsoft.comPerks →Mintlify
Documentation platform for developer products.
Mintlify Pro, free forever
mintlify.comPerks →Neon
Serverless Postgres.
Up to $10,000 in credits
neon.comPerks →Netlify
Web hosting and serverless functions.
The full Netlify platform, free
netlify.comPerks →NLnet
Dutch foundation running the NGI Zero open source grants.
€5,000 to €50,000 for a first grant
nlnet.nlPerks →NumFOCUS
Nonprofit behind NumPy, pandas, Jupyter and other scientific projects.
Microgrants for NumFOCUS projects
numfocus.orgPerks →Ona
Background coding agents in cloud environments (formerly Gitpod).
Up to $200 a month in credits
ona.comPerks →Open Technology Fund
Funds internet freedom technology.
Maintenance funding, rounds
opentech.fundPerks →OpenPanel
Open source product analytics.
Up to 2.5M events a month
openpanel.devPerks →Outreachy
Paid open source internships for people underrepresented in tech.
$7,000 for a 3-month internship
outreachy.orgPerks →Pullfrog
Coding agent that runs on your repository.
Unlimited agent runs
pullfrog.comPerks →Read the Docs
Docs hosting for Sphinx and MkDocs projects.
Docs hosting, free forever
readthedocs.comPerks →Sentry
Error tracking and performance monitoring.
Free Sentry account
sentry.ioPerks →SignPath
Code signing with pipeline integrity checks.
Free code signing
signpath.ioPerks →Sleek Analytics
Real-time web analytics.
1 year of Pro
getsleek.ioPerks →Snyk
Developer security: dependencies, code and containers.
Free security tooling
snyk.ioPerks →Sonar
SonarQube code quality and security analysis.
SonarQube Pro features, free
sonarsource.comPerks →Sourcery
AI code review and security checks on every pull request.
Free PR reviews and security checks
sourcery.aiPerks →Sovereign Tech Agency
German public fund for open digital infrastructure.
Work over €50,000 funded
sovereign.techPerks →Stainless
SDKs, docs and MCP servers generated from an OpenAPI spec.
Starter plan, free
stainless.comPerks →Tailscale
Private networks built on WireGuard.
Free for open source orgs
tailscale.comPerks →Upstash
Serverless Redis, vector and queues.
$1,000 a month in credits
upstash.comPerks →Vercel
Frontend and serverless hosting.
$3,600 in credits over 3 years
vercel.comPerks →webclaw
Web scraping, crawling and extraction API.
100,000 scraping credits a month
webclaw.ioPerks →Zulip
Open source team chat organized by topic.
Zulip Cloud Standard, free
zulip.comPerks →
Found, not reviewed yet
Companies whose own page states an open source program, quoted as the page says it. Unverified: not yet typed in as a perk with its terms. 411 more companies are queued or state no free offer on their pricing page yet; each is checked again every 90 days.
Fly.io
"We too give equity grants, with us, though, they go to open source authors whose projects we rely on such as isolated-vm and acme-client"
Google Cloud
"The requested URL /open-source-program was not found on this server."
JFrog
"Boost your DevOps efforts with JFrog’s free downloads and offerings, including Artifactory OSS, the world’s best open source repository manager, and Conan OSS Package Manager for C/C++!."
Langfuse
"We believe open source and sustainable commercialization can coexist, and this strategy is how we fund continuous, community-driven innovation that s adopted across startups and enterprises."
Lyzr
"Looking for a 100% free, open-source-only stack with no commercial components."
Redis
"Open source Redis: fast, free, and powerful"
Supabase
"We don t just live and breath open-source, we also sponsor projects we love."