For those who don't read the news on 3drealms.com or in their forums on April 1st.
The full source code for shadow warrior can be downloaded here:
Fileshack
3D Gamers
Fileplanet
Windows (and other OS) port can be found in the Shadow Warrior Source Code forums
the only current win port available is Jonof's port (The same same team who make the winport of Duke3D (Jonathon Fowler & Ken Silverman (the father of the Build engine)))
Jonof.edgenetwork.org
