nullDC-Naomi SVN r107 is released. nullDC-Naomi is an open source NAOMI Arcade System Emulator. It will NOT run Dreamcast games.

nullDC-Naomi SVN Changelog:
r105
Interpreter fix
r106
EmitterV2 dir
r107
- mmu update to match the changes done on r59

Download: nullDC-Naomi SVN r107
Source: Here