head to head · open source
calibre vs Publish-Docker-Github-Action
calibre has 26,318 GitHub stars, 2,741 forks, 6 open issues and last shipped yesterday. Publish-Docker-Github-Action has 797 stars, 202 forks, 0 open issues and last shipped 14 days ago. calibre leads on adoption by 3,202% (26,318 vs 797 stars). calibre is written in Python under GPL-3.0; Publish-Docker-Github-Action is written in Shell under MIT. calibre has attracted 10% as many forks as stars, Publish-Docker-Github-Action 25%. 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 | Publish-Docker-Github-Action | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 797 |
| License | GPL-3.0 | MIT |
| Written in | Python | Shell |
| Last push | 2026-11-02 | 2026-10-20 |
| Forks | ⑂ 2.7K | ⑂ 202 |
| 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 Publish-Docker-Github-Action if
- You want the Publish-Docker-Github-Action feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Shell
- You evaluated both and Publish-Docker-Github-Action 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 Publish-Docker-Github-Action
Publishes docker containers This Action for Docker uses the Git branch as the Docker tag for building and pushing the container. Hereby the master branch is published as the latest tag. Usage Example pipeline Mandatory Arguments name is the name of the image you would like to push username the login username for the registry password the authentication token [preferred] or login password for the registry. If you would like to publish the image to other registries, these actions might be helpful Outputs tag is the tag, which was pushed snapshot tag is the tag that is generated by the snapshot option and pushed…
read the full Publish-Docker-Github-Action overview →
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Frequently asked questions
Is calibre or Publish-Docker-Github-Action more popular?
calibre has 26,318 GitHub stars and Publish-Docker-Github-Action has 797. calibre has the larger community by that measure.
Are calibre and Publish-Docker-Github-Action free?
Both are open source. calibre is licensed under GPL-3.0 and Publish-Docker-Github-Action under MIT. Neither carries a licence fee.
What is the difference between calibre and Publish-Docker-Github-Action?
calibre is written in Python and Publish-Docker-Github-Action in Shell. 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 Publish-Docker-Github-Action?
Choose calibre if you want the larger community (26,318 stars) or its GPL-3.0 licence terms. Choose Publish-Docker-Github-Action if its feature set, stack or MIT licence fits better. Both are self-hostable.