DerpRP Inventory

This download looks like an addon. You need to extract the downloaded zip and put the addon folder in your Garry's Mod addons folder. You should end up with a directory structure similar to below:

• steamapps
  • common
    • garrysmod
      • garrysmod
        • addons
          • DerpRP Inv <-- Addon folder!
            • e.g.
            • lua
            • maps
            • materials
            • models
            • etc

• DerpRP Inv/
  • info.txt
  • lua/
    • autorun/
      • client/
        • cl_drpinv.lua
      • colchat.lua
      • drpshared.lua
      • server/
        • drpinv.lua

Gabriel, FoxyFantom228, Heeze8K, Pkashnichek, Lightning CFW, ★ЭщКеРе™★, ★Elka, [1RTP] SalaWeed, ♥oof♥, GJMANN, lwelogaming, AyreBTizak, ✬BlueFlu, ddanila06, ayuobsmaili2002, 12312, Boby, JasonV00RH33Z0, Rock, Amiera, maxiking, DamixHUN ECT, sheldon, pikachu, Alfonsomc16, jem9055, THE LOOP Agamdom.com, Макарыч, JteGrailleAuPtiDej, Sprite <3, ninjaboy1992132, Nightfighter505, Sour_Duck, suha.alex4, Scotty, Lord of the Fanny Packs, BA Ashkotor, I still bhop for fun, CHAOS-7591, Takaki Kasekari, Patorei, tahhamer, letmelicku, Doug Dimmadome, 「CallMeDroxolitus」, Guardian Angel, Nuka-Cola Junkie - Fallout RP, Bing, TheNano111, Tourettes +3925 others