Patches for long-standing issues like sound freezing, "reverse glitches," and "BLG" (back-to-back landing glitches).

: Includes bug fixes (such as the sound effect freeze fix) and "anti-grinding" options that allow players to jump into high-level cars without tedious progression.

New are desperately needed. Not just reskins, but tracks with:

Most need for madness ds addons new come as .nfmp (Need For Madness Package) files.

: The addition of fresh game modes and in-game modifiers that allow players to change how the classic racing-and-wasting mechanics work. Quality of Life Fixes

Here is the current status of "Need for Madness" regarding the Nintendo DS and addons: