head to head · open source
Sa-Token vs openGym
Sa-Token has 19,099 GitHub stars, 2,912 forks, 111 open issues and last shipped 9 days ago. openGym has 15,277 stars, 2,008 forks, 109 open issues and last shipped yesterday. Sa-Token leads on adoption by 25% (19,099 vs 15,277 stars). Sa-Token is written in Java under Apache-2.0; openGym is written in JavaScript under AGPL-3.0. Sa-Token has attracted 15% as many forks as stars, openGym 13%. 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
| Sa-Token | openGym | |
|---|---|---|
| GitHub stars | ★ 19K | ★ 15K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Java | JavaScript |
| Last push | 2026-10-16 | 2026-10-24 |
| Forks | ⑂ 2.9K | ⑂ 2.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sa-Token if
- You weight community size — 19K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick openGym if
- You want the openGym feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and openGym fits your workflow better
About Sa-Token
简体中文 繁體中文 English 日本語 한국어 Русский Sa Token v1.46.0 ✨ 开源、免费、一站式 java 权限认证框架，让鉴权变得简单、优雅！ 在线文档： 需求提交 📝 前言： 回望 2020 年初，我为 Sa Token 提交第一行代码之际， 彼时市面上 Java 缺少的不仅是一个简洁好用的鉴权框架，更是一整套清晰、自洽的权限架构设计思想 。 因此，这几年间我将大量时间倾注在 Sa Token 的文档编写，几乎每一章节、每一句话、每一个字都经过反复修改、精细打磨，以求做到最清晰、干练、易懂的表述。 用心阅读文档，你学习到的将不止是 Sa Token 框架本身，更是绝大多数场景下权限认证设计的最佳实践 。 🛠️ Sa Token 介绍 Sa Token 是一个轻量级 Java 权限认证框架，目前拥有五大核心模块：登录认证、权限认证、单点登录、OAuth2.0、微服务鉴权。 你还在手搓以下功能？ Stop，让 Sa Token 来！ 要在 SpringBoot 项目中使用 Sa Token，你只需要在 pom.xml 中引入依赖： 除了支持 SpringBoot2、Sa Token 还为 SpringBoot3/4、Solon、JFinal 等常见 Web 框架提供集成包，做到真正的开箱即用。 简单示例展示： （点击展开 / 折叠） Sa Token…
read the full Sa-Token overview →
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 →
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 Sa-Token or openGym more popular?
Sa-Token has 19,099 GitHub stars and openGym has 15,277. Sa-Token has the larger community by that measure.
Are Sa-Token and openGym free?
Both are open source. Sa-Token is licensed under Apache-2.0 and openGym under AGPL-3.0. Neither carries a licence fee.
What is the difference between Sa-Token and openGym?
Sa-Token is written in Java and openGym in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Sa-Token or openGym?
Choose Sa-Token if you want the larger community (19,099 stars) or its Apache-2.0 licence terms. Choose openGym if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.