3D floor

3D floors or extra floors are an editing feature supported by some Doom source ports which allows the designer to make free-standing or room-over-room platforms.

An alternative way to doing 3D architecture in Doom is by using portals.

Ports with 3D floors

• CDoom

• Sonic Robo Blast 2

• Doom Legacy
• EDGE
• GZDoom (Sloped 3D floors only visible in OpenGL rendering mode)
• ReMooD
• Risen3D
• Skulltag (Only visible in non competitive modes in OpenGL rendering mode)
• Vavoom
• ZDoom (Only available in development builds)