Steam: Developers now have the option to support tradable items | SteamUnpowered
The original 'Half-Life' working titles were terrible
Half-Life: Alyx is officially coming March 2020, and here's your first look - The Verge
Joe Wintergreen on Twitter: "Yeah, this is really nice. First time opening the editor! Sure, I'm making trash, but look what I can do! I can drag stuff out and make changes
Valve Hammer Editor 3.5 - Download for PC Free
Half-Life: Alyx
Valve quietly releases Source 2 engine, Source 2 version of Dota 2, and new Hammer map editor - ExtremeTech
Free Fix Tools Vectors, 4,000+ Images in AI, EPS format