I love STALKER, so i have uploaded the tracks i haven't seen here

S.T.A.L.K.E.R. Clear Sky OST - Combat Song 1

Entropy : Zero 2 Soundtrack
All rights belong to Breadmen and Spencer Baggett
https://store.steampowered.com/app/1583720/Entropy__Zero_2/

Entropy Zero 2 OST

By Cheshyre, the goat
https://www.youtube.com/watch?v=eVBzRm1uL-s&ab_channel=Cheshyre