A browser extension that runs userscripts, fully compatible with Tampermonkey scripts and adding background and scheduled script execution.
5.6K404TypeScriptGPL-3.0Updated 7 hours ago
1 alternative
Best open-source alternatives to Tampermonkey (2026)
Looking for a free, open-source alternative to Tampermonkey? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| scriptscat/scriptcat | ★ 5.6K | GPL-3.0 | 7 hours ago |
FAQ
- Is there a free, open-source alternative to Tampermonkey?
- Yes. The most popular open-source alternatives to Tampermonkey on Repolode are scriptcat.
- Which Tampermonkey alternative should I choose?
- scriptcat has the most GitHub stars and is released under GPL-3.0. Compare the license and last commit of each option in the table above before choosing.