Doom Delta is a gameplay mod for the GZDoom sourceport that aims to incorporate various elements from the pre-release iterations of Doom. This includes early HUD designs, unused weapon and monster concepts, and four unique playable characters.

Yep!

Joy of Mapping 6 (E1M3) - 'Fractured Facsimilie' by Bimmy
Joy of Mapping 6 (E1M3) - 'Fractured Facsimilie' by Bimmy
Joy of Mapping 6 (E3M3) - 'A Passage Beyond' by Lord_Z
Joy of Mapping 6 (E3M3) - 'A Passage Beyond' by Lord_Z
Joy of Mapping 6 (E2M6) - 'Bloodworks' by Jaxxoon R
Joy of Mapping 6 (E1M6) - 'Sector 17' by Liberation
Joy of Mapping 6 (E2M5) - 'Looking Glass' by Trotim
Joy of Mapping 6 (E2M5) - 'Looking Glass' by Trotim
Joy of Mapping 6 (E2M3) - 'Gluttony' by obake-the-sincere
Joy of Mapping 6 (E2M3) - 'Gluttony' by obake-the-sincere

Doom Delta 2.4.2 requires GZDoom v4.8.0 to run. You will also need Doom, of course! Either Doom or Doom II will work. You can also view the changelog!

Doom Delta v2.4.2 5.29 MB