skeleton.zip

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
          • Skeleton <-- Addon folder!
            • e.g.
            • lua
            • maps
            • materials
            • models
            • etc

• Skeleton/
  • content
  • entities
  • gamemode/
    • cl_init.lua
    • init.lua
    • player.lua
    • shared.lua
  • skeleton.txt

ipcamera.inc1, Kane, Balthussar, Fall, jkush | ✧Th3Skeleton✧, EpicGod, EpicGod, Lapine:SuperiorServers.co, NotAHider, Stinky, heyguysitsmeemily, FUCKU (╯°□°)╯︵ ┻, FUCKU (╯°□°)╯︵ ┻, DDRP poenixskull, Trump in 2017, C.Hill, Genesect26, Cocky the Worst, [GGC] Gubelino, Aquilibrius - King of Wrath, I'm Paul (Jon), Zigi, Zigi, Black Tea za senpai, Alwaseem Jackson, Alwaseem Jackson, [WRP] Intelligent Illuminator, marius44422, MrSPiZ, Pierrot, NEIN, Mork, Mork, minatomod, SadMan, StormFusions, Coop!, Coop!, Bobby Bologna, phoenix, hawky72, Kenny, Mrrr. Ex-President, Mrrr. Ex-President, rambo, malas.x, 2097597071, @BluBillz, razzan, razzan +213 others