Add files via upload

Author: ivan-hc

apps/trenchbroom.md

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+# TRENCHBROOM
+ 
+ Level Editor for Quake Engine Games
+ 
+ TrenchBroom is a modern, cross-platform level editor for Quake engine based games. It features a modern interface, powerful editing tools, and supports multiple game engines including Quake, Quake 2, Hexen 2, and more.
+ 
+ SITE: https://trenchbroom.github.io
+ 
+ | [Applications](https://portable-linux-apps.github.io/apps.html) | [Home](https://portable-linux-apps.github.io)
+ | --- | --- |