nullDC-Naomi SVN r33 is released. nullDC-Naomi is an open source NAOMI Arcade System Emulator. It will NOT run Dreamcast games.

nullDC-Naomi SVN Changelog:
r32
Looks like raising interrupts was taking way too long... better now?
r33
Apparently, raising interrupts still took too long. Hopefully, this should not be the case now.
Various stuff freezing on menus etc. should be OK now.

Download: nullDC-Naomi SVN r33
Source:Here