head to head · open source
openGym vs tinyauth
openGym has 19,767 GitHub stars, 2,640 forks, 109 open issues and last shipped today. tinyauth has 8,478 stars, 289 forks, 41 open issues and last shipped today. openGym leads on adoption by 133% (19,767 vs 8,478 stars). openGym is written in JavaScript under AGPL-3.0; tinyauth is written in Go under AGPL-3.0. openGym has attracted 13% as many forks as stars, tinyauth 3%. openGym was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| openGym | tinyauth | |
|---|---|---|
| GitHub stars | ★ 20K | ★ 8.5K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | JavaScript | Go |
| Last push | 2026-11-06 | 2026-11-06 |
| Forks | ⑂ 2.6K | ⑂ 289 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick openGym if
- You weight community size — 20K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick tinyauth if
- You want the tinyauth feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Go
- You evaluated both and tinyauth fits your workflow better
About openGym
A self hosted gym & body weight tracker you actually own. Plan your week, run guided workouts, track every set and your body weight over time — on your phone, synced across devices, behind your own passkey login. No account on someone else's server, no subscription, no ads. Just docker compose up . Home — today's workout & weight Guided workout — animated demos & sets Stats — heatmap, charts & PRs 🌐 opengym.duarte santos.ch · 📦 Source on GitHub · 🦊 GitLab mirror Screenshots, docs and the APK download live on the site. Want to poke at it first? The in browser demo is the real app with example data — no…
read the full openGym overview →
About tinyauth
Tinyauth The tiniest OpenID Certified™ authorization and authentication server you have ever seen. Tinyauth is the simplest and tiniest authentication and authorization server you have ever seen. It is designed to both work as an authentication middleware for your apps, offering support for OAuth, LDAP and access controls, and as a standalone authentication server. It supports all the popular proxies like Traefik, Nginx and Caddy. [!WARNING] Tinyauth is in active development and configuration may change often. Please make sure to carefully read the release notes before updating. [!NOTE] This is the main…
read the full tinyauth overview →
More in Security & Privacy
Related comparisons
More Identity & Access Management (IAM) projects
Compare either of these against the rest of the Identity & Access Management (IAM) field.
Frequently asked questions
Is openGym or tinyauth more popular?
openGym has 19,767 GitHub stars and tinyauth has 8,478. openGym has the larger community by that measure.
Are openGym and tinyauth free?
Both are open source. openGym is licensed under AGPL-3.0 and tinyauth under AGPL-3.0. Neither carries a licence fee.
What is the difference between openGym and tinyauth?
openGym is written in JavaScript and tinyauth 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, openGym or tinyauth?
Choose openGym if you want the larger community (19,767 stars) or its AGPL-3.0 licence terms. Choose tinyauth if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.