head to head · open source
oauth2-proxy vs vouch-proxy
oauth2-proxy has 15,331 GitHub stars, 2,265 forks, 285 open issues and last shipped 2 days ago. vouch-proxy has 3,285 stars, 339 forks, 65 open issues and last shipped 1 months ago. oauth2-proxy leads on adoption by 367% (15,331 vs 3,285 stars). oauth2-proxy is written in Go under MIT; vouch-proxy is written in Go under MIT. oauth2-proxy has attracted 15% as many forks as stars, vouch-proxy 10%. oauth2-proxy was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (oauth2, sso), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| oauth2-proxy | vouch-proxy | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 3.3K |
| License | MIT | MIT |
| Written in | Go | Go |
| Last push | 2026-11-06 | 2026-09-27 |
| Forks | ⑂ 2.3K | ⑂ 339 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick oauth2-proxy if
- You weight community size — 15K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick vouch-proxy if
- You want the vouch-proxy feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and vouch-proxy fits your workflow better
About oauth2-proxy
OAuth2 Proxy is a flexible, open source tool that can act as either a standalone reverse proxy or a middleware component integrated into existing reverse proxy or load balancer setups. It provides a simple and secure way to protect your web applications with OAuth2 / OIDC authentication. As a reverse proxy, it intercepts requests to your application and redirects users to an OAuth2 provider for authentication. As a middleware, it can be seamlessly integrated into your existing infrastructure to handle authentication for multiple applications. OAuth2 Proxy supports a lot of OAuth2 as well as OIDC providers…
read the full oauth2-proxy overview →
About vouch-proxy
Vouch Proxy An SSO solution for Nginx using the auth request module. Vouch Proxy can protect all of your websites at once. Vouch Proxy supports many OAuth and OIDC login providers and can enforce authentication to... Google GitHub GitHub Enterprise IndieAuth Okta Slack ADFS Azure AD Alibaba / Aliyun iDaas AWS Cognito Twitch Discord SecureAuth Gitea Keycloak OAuth2 Server Library for PHP HomeAssistant OpenStax Ory Hydra Nextcloud Pocket ID most other OpenID Connect (OIDC) providers Please do let us know when you have deployed Vouch Proxy with your preffered IdP or library so we can update the list. If Vouch is…
read the full vouch-proxy overview →
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Frequently asked questions
Is oauth2-proxy or vouch-proxy more popular?
oauth2-proxy has 15,331 GitHub stars and vouch-proxy has 3,285. oauth2-proxy has the larger community by that measure.
Are oauth2-proxy and vouch-proxy free?
Both are open source. oauth2-proxy is licensed under MIT and vouch-proxy under MIT. Neither carries a licence fee.
What is the difference between oauth2-proxy and vouch-proxy?
oauth2-proxy is written in Go and vouch-proxy in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, oauth2-proxy or vouch-proxy?
Choose oauth2-proxy if you want the larger community (15,331 stars) or its MIT licence terms. Choose vouch-proxy if its feature set, stack or MIT licence fits better. Both are self-hostable.