How to Use Behave Dark Theme in FreeCAD

Behave Dark Theme in FreeCAD

In our previous tutorial we have learned How to do Crank Shaft Assembly in FreeCAD with the help of Assembly4 Workbench. In this Tutorial we will learn How to Use Behave Dark Theme in FreeCAD.

This tutorial explains how to install and activate the Behave Dark Colors theme in FreeCAD, which is beneficial for working at night. It also demonstrates how to switch back to classic themes during the day. The theme is compatible with all workbenches in FreeCAD. The video concludes with an invitation to visit for tutorial source files and encourages viewers to like, subscribe, and share the channel.

Follow step by step guide shown in below video. key points of below are as follow.

  • Behave Dark Colors: Dark theme for FreeCAD, less eye strain at night.
  • Installation: Go to Tool > Add-on Manager, find “Behave Dark Colors,” install, and restart FreeCAD.
  • Activation: After installation, go to Edit > Preferences, select “Behave Dark Colors,” click apply.
  • Day-Night Switch: Easily switch between dark and classic themes. For classic, go to Edit > Preferences > FreeCAD Classic Colors.
  • Visit Mechnexus: Check out author’s website “” for more FreeCAD articles, tutorials, and source files.

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Amar Patel
About Amar Patel 128 Articles
Hi, I am Amar Patel from India. Founder, Author and Administrator of I am a Simple Average Man who Loves life and Love living life. Professionally I am a Mechanical Engineer with Solid command over CAD software like FreeCAD, SolidWorks, Autodesk Inventor and AutoCAD Mechanical. I’m here to share my knowledge to help you accomplish your design and engineering tasks quicker and easier. I am Passionate about learning new things especially about Open-Source Software. I love teaching therefore I started my YouTube Channel on FreeCAD and I believe FreeCAD have lots of potential than traditional 3D software. contact me - [email protected]