modding help

Would it be possible to use VScript to make a mod that can be applied to any map, either at runtime or at compile time (just-in-time)? Sourcemod looks quite limited and I was searching for all possible ways of making mods in TF2.

Alright here's the scoop: So recently, I downloaded 4 different mods and only 1 of them works. I downloaded all of the mods using Modboy and they are all in steamapps>common>Team Fortress 2>tf>custom but they don't show up in game. Help pl0x? The mods that don't work-...