Free, open-source Windows optimization tool with 42 tweaks, a settings panel, and built-in tools for startup, scheduled tasks, and cleanup.
10.5K442C#OtherUpdated yesterday
3 alternatives
Best open-source alternatives to O&O ShutUp10 (2026)
Looking for a free, open-source alternative to O&O ShutUp10? These 3 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 |
|---|---|---|---|
| itsfatduck/optimizerDuck | ★ 10.5K | Other | yesterday |
| flick9000/winscript | ★ 2.9K | GPL-3.0 | 9 days ago |
| thedogecraft/sparkle | ★ 2.2K | GPL-3.0 | 9 days ago |
An open-source Windows tool for removing bloatware, disabling telemetry, applying performance tweaks, and bulk installing apps via Winget or Chocolatey.
2.9K185TypeScriptGPL-3.0Updated 9 days ago
A Windows desktop app built with Electron that debloats and optimizes Windows with reversible tweaks, cleaners, utilities and a DNS manager.
2.2K69TypeScriptGPL-3.0Updated 9 days ago
FAQ
- Is there a free, open-source alternative to O&O ShutUp10?
- Yes. The most popular open-source alternatives to O&O ShutUp10 on Repolode are optimizerDuck, winscript, sparkle.
- Which O&O ShutUp10 alternative should I choose?
- optimizerDuck has the most GitHub stars and is released under Other. Compare the license and last commit of each option in the table above before choosing.