head to head · open source
calibre vs 101-linux-commands
calibre has 26,327 GitHub stars, 2,743 forks, 6 open issues and last shipped yesterday. 101-linux-commands has 1,192 stars, 151 forks, 3 open issues and last shipped 7 months ago. calibre leads on adoption by 2,109% (26,327 vs 1,192 stars). calibre is written in Python under GPL-3.0; 101-linux-commands is written in HTML under MIT. calibre has attracted 10% as many forks as stars, 101-linux-commands 13%. calibre 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
| calibre | 101-linux-commands | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 1.2K |
| License | GPL-3.0 | MIT |
| Written in | Python | HTML |
| Last push | 2026-11-02 | 2026-03-24 |
| Forks | ⑂ 2.7K | ⑂ 151 |
| 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 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 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…
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About 101-linux-commands
💻 ++101 Linux commands Open source eBook This is an open source eBook with 101 Linux commands that everyone should know. No matter if you are a DevOps/SysOps engineer, developer, or just a Linux enthusiast, you will most likely have to use the terminal at some point in your career. Make sure to star the repository ⭐ If you need a Linux virtual machine to test these commands on, use the following referral link to get a free $200 Credit For DigitalOcean! Introduction to Linux eBook If you are looking for a comprehensive guide for beginners, check out this eBook: Introduction to Linux eBook 📙 Online eBook An…
read the full 101-linux-commands overview →
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Frequently asked questions
Is calibre or 101-linux-commands more popular?
calibre has 26,327 GitHub stars and 101-linux-commands has 1,192. calibre has the larger community by that measure.
Are calibre and 101-linux-commands free?
Both are open source. calibre is licensed under GPL-3.0 and 101-linux-commands under MIT. Neither carries a licence fee.
What is the difference between calibre and 101-linux-commands?
calibre is written in Python 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, calibre or 101-linux-commands?
Choose calibre if you want the larger community (26,327 stars) or its GPL-3.0 licence terms. Choose 101-linux-commands if its feature set, stack or MIT licence fits better. Both are self-hostable.