Programs you need ! To get started, you first need the weapon files which can be found on the Steam Workshop page. All actual texture mapping is done in the tga file. In this guide I will show you how to make custom CS:GO Skins by yourself ! Step 2: Starting a Texture. Thanks for everyone who made this happen ! Creating CS:GO Weapon Skins Step 1: Getting the Files. Thanks ! Step 3: Create Your Texture. This is the number 1 guide on google if you search for : How to make csgo skins.