Scripts in CS:GO are absolutely legal and will not cause any problems. They use commands, permitted by Valve, and if something is wrong with scripts, the game servers will block such commands.

Are CS:GO binds allowed?

Counter-Strike: Global Offensive players have made creative use of keybinds for years to make certain types of complex actions easier to replicate. These sorts of minor scripts have historically been forbidden at tournaments, but it looks like that's changing. ...

Will CS:GO be on console?

For all those wondering if it is possible to play CS:GO on gaming consoles like Xbox One, Xbox 360, PS4 and more, well the short answer is yes.