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Originally Posted by Vit_amin Wow! Nice ! What about Left 4 Dead 2 VScripts ?

It should work for L4D2 too, in theory. The problem is there are no vscript headers in the L4D2 branch of HL2SDK:
https://github.com/alliedmodders/hl2sdk/tree/l4d2/
So you would need to fix the sdk first.