head to head · open source
Cal.com vs liubai
Cal.com has 49,651 GitHub stars, 15,521 forks, 1,432 open issues and last shipped yesterday. liubai has 867 stars, 87 forks, 16 open issues and last shipped 3 days ago. Cal.com leads on adoption by 5,627% (49,651 vs 867 stars). Cal.com is written in TypeScript under MIT; liubai is written in TypeScript under AGPL-3.0. Cal.com has attracted 31% as many forks as stars, liubai 10%. Cal.com was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (typescript), 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
| Cal.com | liubai | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 867 |
| License | MIT | AGPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 16K | ⑂ 87 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Cal.com if
- You weight community size — 50K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick liubai if
- You want the liubai feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and liubai fits your workflow better
About Cal.com
[!WARNING] Use at your own risk. Cal.diy is the open source community edition of Cal.com and it is intended for users who want to self host their own Cal.diy instance. It is strictly recommended for personal, non production use. Please review all installation and configuration steps carefully. Self hosting requires advanced knowledge of server administration, database management, and securing sensitive data. Proceed only if you are comfortable with these responsibilities. [!TIP] For any commercial and enterprise ready scheduling infrastructure, use Cal.com, not Cal.diy; hosted by us or get invited to on prem…
read the full Cal.com overview →
About liubai
Liubai 你的笔记 + 日程 + 待办清单 + 任务 with AI 留白记事，放大你的能力 黑板报 📢 👉 个人记事 🤝 多人协作 📥 文档中心 📲 前往安装 已实现 🥂 ✅ 原子化附着: 文本、图片、多级标签、状态、文件 ✅ 云端同步 ✅ 响应式设计: 支持 300px 1920px 宽度的屏幕，从 📱 到 💻 ✅ AI 加持: 已连接 DeepSeek / Kimi / MiniMax / Stepfun / Zhipu 等大模型，它们被直接装在你的微信里。关于微信的部分使用官方客服消息 API。 ✅ 隐私: 支持原子化管理每张卡片，让你设置 “仅保存本地” 或 “拒绝 AI 读取”；你的数据，你的自由。 ✅ 浅色/深色模式 ✅ 本地优先: PWA 的 service worker 让你断网也能使用（注：仅限 Web，不包含小程序端） ✅ 微信集成: 个人日程提醒，使用微信通知你；协作任务，让你直接无缝选择微信联络人。 ✅ VS Code 插件，快速记事 ✅ i18n 中/英切换 ✅ 富文本编辑器，支持轻量 Markdown 概览 📂 liubai laf 为后端根目录，使用 Laf 构建；该目录下的 cloud functions/ 存放本项目的云函数。 liubai docs 为文档根目录，使用 VitePress 构建。 liubai web 为前端根目录，主要基于 Vue 3.x +…
read the full liubai overview →
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Frequently asked questions
Is Cal.com or liubai more popular?
Cal.com has 49,651 GitHub stars and liubai has 867. Cal.com has the larger community by that measure.
Are Cal.com and liubai free?
Both are open source. Cal.com is licensed under MIT and liubai under AGPL-3.0. Neither carries a licence fee.
What is the difference between Cal.com and liubai?
Cal.com is written in TypeScript and liubai in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Cal.com or liubai?
Choose Cal.com if you want the larger community (49,651 stars) or its MIT licence terms. Choose liubai if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.