head to head · open source
koodo-reader vs Openlib
koodo-reader has 28,699 GitHub stars, 2,148 forks, 271 open issues and last shipped 2 days ago. Openlib has 2,510 stars, 136 forks, 87 open issues and last shipped 10 months ago. koodo-reader leads on adoption by 1,043% (28,699 vs 2,510 stars). koodo-reader is written in JavaScript under AGPL-3.0; Openlib is written in Dart under GPL-3.0. koodo-reader has attracted 7% as many forks as stars, Openlib 5%. koodo-reader was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (epub), 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.
← all 20902 open source comparisons
Side by side
| koodo-reader | Openlib | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 2.5K |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | JavaScript | Dart |
| Last push | 2026-11-01 | 2026-01-18 |
| Forks | ⑂ 2.1K | ⑂ 136 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick koodo-reader if
- You weight community size — 29K 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 Openlib if
- You want the Openlib feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Dart
- You evaluated both and Openlib fits your workflow better
About koodo-reader
简体中文 हिंदी Português Indonesian English Türkçe Koodo Reader A cross platform ebook reader Download Preview Roadmap Document Plugins Preview Features Format support: EPUB ( .epub ) PDF ( .pdf ) DRM free Mobipocket ( .mobi ) and Kindle ( .azw3 , .azw ) Plain text ( .txt ) FictionBook ( .fb2 ) Comic book archive ( .cbr , .cbz , .cbt , .cb7 ) Rich text ( .md , .docx ) HyperText ( .html , .xml , .xhtml , .mhtml , .htm ) Platform support: Windows , macOS , Linux , Android , iOS and Web Sync and backup your data with OneDrive , Google Drive , Dropbox , iCloud , MEGA , pCloud , Yandex Disk , Box , FTP , SFTP , WebDAV…
read the full koodo-reader overview →
About Openlib
Openlib An Open source app to download and read books from shadow library (Anna’s Archive) Note 📝 WARNING: This App Is In Beta Stage, So You May Encounter Bugs. If You Do, Open An Issue In Github Repository. Publishing Openlib, Or Any Fork Of It In The Google Play Store Violates Their Terms And Conditions Screenshots 🖼️ Description 📖 Openlib Is An Open Source App To Download And Read Books From Shadow Library (Anna’s Archive). The App Has Built In Reader to Read Books As Anna’s Archive Doesn't Have An API. The App Works By Sending Request To Anna’s Archive And Parses The Response To objects. The App Extracts…
read the full Openlib overview →
More in Content & Publishing
Related comparisons
More Publishing projects
Compare either of these against the rest of the Publishing field.
Frequently asked questions
Is koodo-reader or Openlib more popular?
koodo-reader has 28,699 GitHub stars and Openlib has 2,510. koodo-reader has the larger community by that measure.
Are koodo-reader and Openlib free?
Both are open source. koodo-reader is licensed under AGPL-3.0 and Openlib under GPL-3.0. Neither carries a licence fee.
What is the difference between koodo-reader and Openlib?
koodo-reader is written in JavaScript and Openlib in Dart. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, koodo-reader or Openlib?
Choose koodo-reader if you want the larger community (28,699 stars) or its AGPL-3.0 licence terms. Choose Openlib if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.