Features

General

• Following platforms are supported: Windows, Linux and macOS

Building

• Restriction on number of objects within each cell currently nonexistent.
• No upper limit on scale command. Scale command does have a lower limit up to .2, however.
• Any objects with move command can lift avatars with it, making elevators possible. The interaction is currently local, not global, however.
• Selection menu. Hold alt/option when right-clicking to select any object under the mouse pointer, even if it's behind another object. (added 0.3.19)
• Particle emitters are supported
• Multi-object editor: Can edit multiple objects at once, changing model names or object actions.

Commands supported

• Following script commands is supported:
  • animation
  • animate
  • ambient (0.3.9)
  • astart
  • astop
  • camera
  • color (0.3.6)
  • diffuse (0.3.9)
  • frame
  • framerate (0.3.18) (designed for MD2 format only)
  • group
  • light
  • lock
  • makeconvex
  • move (0.3.19)
  • noise
  • normalmap
  • opacity (0.3.16)
  • path
  • picture (0.3.7)
  • rotate (0.3.19)
  • say
  • scale
  • shear (0.3.26)
  • sign
  • solid (0.3.26)
  • sound
  • specularmap
  • specular (0.3.9)
  • tag
  • teleport
  • teleportxyz (0.3.29)
  • texture
  • url (0.3.27)
  • visible (0.3.13)
  • web
• Following script triggers is supported:
  • Activate
  • Adone
  • Create
  • Bump
  • BumpEnd

3D Engine

Supported 3D model formats

• MD2
• MD5Mesh
• OBJ
• RWX

Supported image formats

• JPG
• PNG
• DDS (DXT1, DXT3, DXT5), also if stored compressed with gzip (mytexture.dds.gz)
• GIF (first frame only for animated GIFs)
• Zipped BMP (for masks only)

Render modes

Full feature support

• OpenGL 4
• DirectX 11 (Windows only)
• Metal (macOS only)

Fallback / lower quality render modes

• OpenGL 2 (per pixel lighting, max 32 active lights)
• OpenGL (fixed function pipeline: vertex lighting, max 8 active lights)
• DirectX 9 (fixed function pipeline: vertex lighting, max 8 active lights)