simpleoverlay - OpenGL performance overlay for Linux and *BSD written in C

Just wanted to share what I was working on recently, hopefully someone finds it useful.

simpleoverlay has basically no build-time dependencies, except for a C compiler and make (both GNU make and bmake works).

It works on Linux, FreeBSD, OpenBSD and NetBSD, but I'm planning on supporting more platforms.

https://github.com/tranarchy/simpleoverlay

https://preview.redd.it/gpmc8xp0trmf1.png?width=2517&format=png&auto=webp&s=710278ff7a60b6deb97efca26c0d4daad5ee630e

Posted Sep 2, 2025, 3:36 PM UTC

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