head to head · open source
papermill vs Weblate
papermill has 6,485 GitHub stars, 462 forks, 196 open issues and last shipped 3 months ago. Weblate has 6,080 stars, 1,359 forks, 493 open issues and last shipped yesterday. papermill leads on adoption by 7% (6,485 vs 6,080 stars). papermill is written in Python under BSD-3-Clause; Weblate is written in Python under GPL-3.0. papermill has attracted 7% as many forks as stars, Weblate 22%. Weblate was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (python), 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
| papermill | Weblate | |
|---|---|---|
| GitHub stars | ★ 6.5K | ★ 6.1K |
| License | BSD-3-Clause | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-07-06 | 2026-09-19 |
| Forks | ⑂ 462 | ⑂ 1.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick papermill if
- You weight community size — 6.5K stars and counting
- You want the BSD-3-Clause license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Weblate if
- You want the Weblate feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and Weblate fits your workflow better
About papermill
Papermill is a Python tool published under the BSD 3 Clause licence by the nteract project that parameterizes, executes, and analyzes Jupyter notebooks, and it is aimed at teams who need to run the same notebook repeatedly with different inputs inside data pipelines.
read the full papermill overview →
About Weblate
Weblate is a libre, web based continuous localization system — a Python and Django application that connects translators to version control so translation happens alongside the code it belongs to, and it is used by more than 2,500 libre projects and companies in over 165 countries.
read the full Weblate 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 papermill or Weblate more popular?
papermill has 6,485 GitHub stars and Weblate has 6,080. papermill has the larger community by that measure.
Are papermill and Weblate free?
Both are open source. papermill is licensed under BSD-3-Clause and Weblate under GPL-3.0. Neither carries a licence fee.
What is the difference between papermill and Weblate?
papermill is written in Python and Weblate 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, papermill or Weblate?
Choose papermill if you want the larger community (6,485 stars) or its BSD-3-Clause licence terms. Choose Weblate if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.