Best GMod Addons 2021
1. Media Player - This addon allows you to play youtube and other media in game.
https://steamcommunity.com/sharedfiles/filedetails/?id=546392647
2. Wiremod - This takes a bit of practice, but you can create thousands of workable contraptions!
https://steamcommunity.com/sharedfiles/filedetails/?id=160250458
3. The M9K Collection - Probably the most recognizable weapon pack in gmod!
https://steamcommunity.com/sharedfiles/filedetails/?id=300653696
4. TDM Cars - Hundreds of real life vehicles to choose from!
https://steamcommunity.com/sharedfiles/filedetails/?id=140550510
5. HBombs - Who doesn't want to blow stuff up right?
https://steamcommunity.com/sharedfiles/filedetails/?id=668552230
6. GMod Tower Playermodels - A classic pack, for many their first PM pack ever!
https://steamcommunity.com/sharedfiles/filedetails/?id=150404359
Now you have some cars, weapons, and models to work with! Enjoy the game
If you would like to learn how to install custom addons like these, click HERE