Wikipedia
Amxmodx
Amxmodx is a plugin for video games. It allows the players to make a server with better plugins, Amxmodx can be used in Half-Life 1, Half-Life 2, Counter Strike 1.6, Day of Defeat, and Counter Strike: Source, though it is mostly used on Counter Strike 1.6. Amxmodx also allows players to use other plugins that were made by other players.