head to head · open source
openGym vs keepass2android
openGym has 15,277 GitHub stars, 2,008 forks, 109 open issues and last shipped yesterday. keepass2android has 6,321 stars, 483 forks, 1,174 open issues and last shipped 6 days ago. openGym leads on adoption by 142% (15,277 vs 6,321 stars). openGym is written in JavaScript under AGPL-3.0; keepass2android is written in C# under GPL-3.0. openGym has attracted 13% as many forks as stars, keepass2android 8%. 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.
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Side by side
| openGym | keepass2android | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 6.3K |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | JavaScript | C# |
| Last push | 2026-10-24 | 2026-10-19 |
| Forks | ⑂ 2.0K | ⑂ 483 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick openGym if
- You weight community size — 15K 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 keepass2android if
- You want the keepass2android feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches C#
- You evaluated both and keepass2android 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 keepass2android
Keepass2Android What is Keepass2Android? Keepass2Android is a password manager app. It allows to store and retrieve passwords and other sensitive information in a file called "database", secured with a strong key. The password database file can be synchronized across different devices. This works best using one of the built in cloud storage options, but can also be performed with third party apps. Keepass2Android is compatible with KeePass 2.x and KeepassXC on PCs as well as many other KeePass ports for a variety of platforms. Where to get it? Regular stable releases of Keepass2Android are available on Google…
read the full keepass2android overview →
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Frequently asked questions
Is openGym or keepass2android more popular?
openGym has 15,277 GitHub stars and keepass2android has 6,321. openGym has the larger community by that measure.
Are openGym and keepass2android free?
Both are open source. openGym is licensed under AGPL-3.0 and keepass2android under GPL-3.0. Neither carries a licence fee.
What is the difference between openGym and keepass2android?
openGym is written in JavaScript and keepass2android in C#. 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 keepass2android?
Choose openGym if you want the larger community (15,277 stars) or its AGPL-3.0 licence terms. Choose keepass2android if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.