Freedom from Windows.
Without the Compromise.
We help people and organizations switch to Linux without leaving their apps, files, or workflows behind.
Why Defenestra?#
Simple Migration
Moving from Windows to Linux can feel overwhelming. We provide the tools and guidance to move your data, apps, and settings over smoothly.
Your Computer, Your Rules
Take back control of your technology. No forced updates, no tracking, no vendor lock-in. Just a secure, open system that works for you. True digital sovereignty.
Tools That Just Work
Whether it's running Windows apps, migrating your data, or keeping your system healthy, our tools are built to get out of your way and let you work.