This collection of steam workshop items overrides nearly everything in l4d2 with beta content. Content from L4D1 has been replaced with its beta counterparts and the same applies with l4d2.

Theres a metric fuck ton of these, so I won't waste your time. I'm a fan of the hl2 beta (said everyone and their cat) and I made this collection

Want Cry Of Fear/ Afraid Of Monsters in gmod? Welp, I got it right here.

A buunch of random stuff from my gmod setup

A collection for beginners. I would recommend to subscribe to all of the addons.