There are 4 repositories under tf2-hud topic.
A tool for installing and customizing your favorite Team Fortress 2 HUDs.
List of all TF2 updated and outdated HUDs
Material TF2 HUD
Custom HUD for Team Fortress 2 designed for long play sessions.
Custom HUD for TF2
My own custom GUI/HUD for TF2, and is VERY different from most huds.
Simplistic modern HUD for TF2 themed around Battlefield 1/V
A heavily modified ToonHud made for me.
A HUD modification for ToonHUD that replaces the item quality borders with TF2's default item borders
cSharpHud for Team Fortress 2. Originally created by Shredder.
A modified version of m0rehud classic made for PASS Time demo recording.
Updated Version of Garm3n's FM-II Hud with some slight qol enhancements