head to head · open source
koreader vs 101-linux-commands
koreader has 29,766 GitHub stars, 1,908 forks, 1,345 open issues and last shipped today. 101-linux-commands has 1,130 stars, 141 forks, 3 open issues and last shipped 6 months ago. koreader leads on adoption by 2,534% (29,766 vs 1,130 stars). koreader is written in Lua under AGPL-3.0; 101-linux-commands is written in HTML under MIT. koreader has attracted 6% as many forks as stars, 101-linux-commands 12%. koreader was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ebook), 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
| koreader | 101-linux-commands | |
|---|---|---|
| GitHub stars | ★ 30K | ★ 1.1K |
| License | AGPL-3.0 | MIT |
| Written in | Lua | HTML |
| Last push | 2026-09-18 | 2026-03-24 |
| Forks | ⑂ 1.9K | ⑂ 141 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick koreader if
- You weight community size — 30K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Lua
- You value the larger contributor base for long-term maintenance
pick 101-linux-commands if
- You want the 101-linux-commands feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches HTML
- You evaluated both and 101-linux-commands fits your workflow better
About koreader
KOReader is a free, AGPL 3.0 licensed document viewer written in Lua that runs on e ink readers from Cervantes, Kindle, Kobo and PocketBook, on reMarkable, and on Android and desktop Linux, aimed at readers who want broader format support, finer typesetting control and better performance than the reading software shipped with their device.
read the full koreader overview →
About 101-linux-commands
101 Linux commands is an open source, MIT licensed eBook that teaches the 101 Linux commands everyone should know, written for DevOps and SysOps engineers, developers, and Linux enthusiasts who will have to use the terminal at some point in their careers.
read the full 101-linux-commands overview →
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Frequently asked questions
Is koreader or 101-linux-commands more popular?
koreader has 29,766 GitHub stars and 101-linux-commands has 1,130. koreader has the larger community by that measure.
Are koreader and 101-linux-commands free?
Both are open source. koreader is licensed under AGPL-3.0 and 101-linux-commands under MIT. Neither carries a licence fee.
What is the difference between koreader and 101-linux-commands?
koreader is written in Lua and 101-linux-commands in HTML. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, koreader or 101-linux-commands?
Choose koreader if you want the larger community (29,766 stars) or its AGPL-3.0 licence terms. Choose 101-linux-commands if its feature set, stack or MIT licence fits better. Both are self-hostable.