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Optimizer vs Win11Debloat: catalog facts
Optimizer	Win11Debloat
Free Free and open source, no longer developed.	Free Free and open source under the MIT licence. Donations are optional.
Windows	Windows
Many privacy and performance tweaks in one portable program Available in 24 languages	Removes pre-installed apps, telemetry and interface clutter in one guided pass Works on Windows 10 as well as Windows 11
Deprecated and archived; the author points users to OptimizerNXT System tweaks such as stopping updates or disabling Defender can leave Windows less secure	The author states you use it at your own risk despite the care taken The quick method downloads and runs a script from the internet, which needs trust
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.