head to head · open source
readest vs papermill
readest has 25,874 GitHub stars, 1,805 forks, 145 open issues and last shipped yesterday. papermill has 6,498 stars, 465 forks, 196 open issues and last shipped 29 days ago. readest leads on adoption by 298% (25,874 vs 6,498 stars). readest is written in TypeScript under AGPL-3.0; papermill is written in Python under BSD-3-Clause. readest has attracted 7% as many forks as stars, papermill 7%. readest 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
| readest | papermill | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 6.5K |
| License | AGPL-3.0 | BSD-3-Clause |
| Written in | TypeScript | Python |
| Last push | 2026-11-02 | 2026-10-05 |
| Forks | ⑂ 1.8K | ⑂ 465 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick readest if
- You weight community size — 26K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick papermill if
- You want the papermill feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Python
- You evaluated both and papermill fits your workflow better
About readest
Readest [Readest][link website] is an open source ebook reader designed for immersive and deep reading experiences. Built as a modern rewrite of Foliate, it leverages Next.js 16 and Tauri v2 to deliver a smooth, cross platform experience across macOS, Windows, Linux, Android, iOS, and the Web. [![Website][badge website]][link website] [![Web App][badge web app]][link web readest] [![OS][badge platforms]][link website] [![Discord][badge discord]][link discord] [![Reddit][badge reddit]][link reddit] [![AGPL Licence][badge license]](LICENSE) [![Language Coverage][badge language coverage]][link locales]…
read the full readest overview →
About papermill
papermill is a tool for parameterizing, executing, and analyzing Jupyter Notebooks. Papermill lets you: parameterize notebooks execute notebooks This opens up new opportunities for how notebooks can be used. For example: Perhaps you have a financial report that you wish to run with different values on the first or last day of a month or at the beginning or end of the year, using parameters makes this task easier. Do you want to run a notebook and depending on its results, choose a particular notebook to run next? You can now programmatically execute a workflow without having to copy and paste from notebook to…
read the full papermill overview →
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Frequently asked questions
Is readest or papermill more popular?
readest has 25,874 GitHub stars and papermill has 6,498. readest has the larger community by that measure.
Are readest and papermill free?
Both are open source. readest is licensed under AGPL-3.0 and papermill under BSD-3-Clause. Neither carries a licence fee.
What is the difference between readest and papermill?
readest is written in TypeScript and papermill in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, readest or papermill?
Choose readest if you want the larger community (25,874 stars) or its AGPL-3.0 licence terms. Choose papermill if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.