To add non-steam games to your library, just follow this simple procedure:
- Click on the Games menu > Add a non-Steam Game to My Library
- Check your game from the list and click on the "Add Selected Programs"
This document, titled « Steam - Add non-steam games to your library », is available under the Creative Commons license. Any copy, reuse, or modification of the content should be sufficiently credited to CCM (ccm.net).