LibreCAD is a free Open Source CAD application for Windows, Apple and Linux.
1. Completely and Utterly Free
No worries about trials, subscriptions, license costs or annual fees.
2. Open Source and GPLv2
Developed by an experienced team and supported by an awesome community, LibreCAD is also free to hack and copy.
3. No Language Barriers
It's available in over 30 languages with cross-platform support for macOS, Windows, and Linux.