http://wiki.sourceruns.org/wiki/Accelerated_Back_Hopping
In this game, ABH working with autohotkey
run this file as administrator (i tested it on windows 10, without admin, it not working)
in the game, sprint backward (shift+s), then jump, and hold ctrl and the C key.
i think its working on every (new) source engine based game
virustotal:
https://www.virustotal.com/hu/file/b4907e48277414e3d21b4f64dc07c741d5729c22158259b374f8a52686b89c83/analysis/1452201153/
DOWNLOAD:
This has been found before. You don’t need the script tho you can just bind jump to the mousewheel.
bind mwheelup +jump
bind mwheeldown +jump
AFH and ASH and wallclimb work too.
(btw Are you from hungary? o.O)
szia 
nem gondoltam volna, hogy itt is vannak magyarok
