• Precaching of all sound effects (with normal pitch) has been added, optional but enabled by default.
• A -nooptions parameter has been added to avoid the loading of OPTIONS lumps embedded into WAD files.
• Blockmaps are now always rebuilt if their lumps are found too short.
• Missing rotations for a sprite frame are now non-fatal.
• Additional states, sprites and mobjtypes have been added for use in Dehacked patches.
• Demo compatibility with Boom 2.02 has been further improved.
• The automap now updates during playing.
• A "demowarp" feature has been added to fast-forward to a desired map in a demo, e.g. -playdemo 30uv666.lmp -warp MAP10.
• Compatibility with the Doom v1.2 IWAD has been further improved.