LogInCheck out Texel Density Checker 3.3.1, a great Blender add-on that brings tons of TD-related features and tools.
If you were looking for a quick and easy way to work with Texel Density in Blender, here's a neat add-on that you should definitely check out. Meet Texel Density Checker, a useful Blender plug-in developed by Blender Artist Ivan Vostrikov. Being extremely easy to use, TDC allows you to work with Texel Density by simply selecting a mesh and texture size and pressing a button.
With this add-on, you can calculate models' Texel Density for different texture sizes, including non-squared textures and custom sizes, rescale UVs for getting the exact TD you want, copy Texel Density from one object to others, visualize Texel Density with Vertex Colors, and much more. The latest version of the add-on, TDC 3.3.1, comes with support for Blender 2.91 and higher and is available for free.
You can learn more and download the add-on here. Also, don't forget to join our Reddit page and our Telegram channel, follow us on Instagram and Twitter, where we are sharing breakdowns, the latest news, awesome artworks, and more.