head to head · open source
calibre vs Changes.Page
calibre has 26,327 GitHub stars, 2,743 forks, 6 open issues and last shipped yesterday. Changes.Page has 284 stars, 9 forks, 0 open issues and last shipped 2 months ago. calibre leads on adoption by 9,170% (26,327 vs 284 stars). calibre is written in Python under GPL-3.0; Changes.Page is written in TypeScript under AGPL-3.0. calibre has attracted 10% as many forks as stars, Changes.Page 3%. calibre 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
| calibre | Changes.Page | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 284 |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-08-21 |
| Forks | ⑂ 2.7K | ⑂ 9 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick calibre if
- You weight community size — 26K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Changes.Page if
- You want the Changes.Page 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 Changes.Page fits your workflow better
About calibre
calibre calibre is an e book manager. It can view, convert, edit and catalog e books in all of the major e book formats. It can also talk to e book reader devices. It can go out to the internet and fetch metadata for your books. It can download newspapers and convert them into e books for convenient reading. It is cross platform, running on Linux, Windows and macOS. For more information, see the calibre About page. Screenshots Screenshots page Usage See the User Manual. Development Setting up a development environment for calibre. A tarball of the source code for the current calibre release. Bugs Bug reports and…
read the full calibre overview →
About Changes.Page
Changes.Page An open source solution revolutionizing changelog management. Learn more » Website · Support · Self Hosting Contact us 💌 If you want to learn more about this project or have any questions, send us an email at hello@changes.page Built with 🛠️ Next.js Tailwind CSS Supabase inngest Postmark Deployment Try Railway, a modern platform that makes deploying applications simple and fast. Railway provides excellent developer experience with features like automatic deployments, built in databases, and seamless scaling. Getting Started 🚀 Requirements Node.js = 18.0.0 pnpm = 8.6.2 Setup 1. Clone the…
read the full Changes.Page overview →
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Frequently asked questions
Is calibre or Changes.Page more popular?
calibre has 26,327 GitHub stars and Changes.Page has 284. calibre has the larger community by that measure.
Are calibre and Changes.Page free?
Both are open source. calibre is licensed under GPL-3.0 and Changes.Page under AGPL-3.0. Neither carries a licence fee.
What is the difference between calibre and Changes.Page?
calibre is written in Python and Changes.Page 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, calibre or Changes.Page?
Choose calibre if you want the larger community (26,327 stars) or its GPL-3.0 licence terms. Choose Changes.Page if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.