A new version of the Sega Saturn emulator Yabause has been released. Here is what is new in version 0.6.0:

cart:
  • accesses to Netlink addresses when Netlink was not present was causing errors, this has been fixed.
scu:
  • fixed DSP debugging.
  • fixed a Timer 0 bug. Fixes Shining the Holy Ark.
sh2:
  • added SH2 idle detection. Speed should be significantly faster.
  • separated original core(now the "debug interpreter core") from the core with idle detection.
  • sh2 cores are now selectable.
68k:
  • added 68k disassembler.
  • fixed some warnings.
vdp1:
  • added debugging functions.
  • fixed bug that was causing garbage graphics in Albert Odyssey.
  • fixed bug that was causing graphics in Legend of Oasis to not get drawn.
  • other bug fixes.
vdp2:
  • fixed a few priority bugs.
  • added initial special priority emulation.
general:
  • changed event handling a bit. Gained quite a bit of speed from it.
  • added fullscreen and fixed resize in Windows. Still needs quite a bit of
    work.
  • fixed some Mac OS X port bugs.
  • fixed some Dreamcast port bugs.
  • added proper Linux gui.
  • Fixed YGL initialization.
  • fixed some Windows ports bugs
  • other bug fixes.
You can get it from here.