MESS v0.135 SVN r6428 is released.MESS is a free emulator which emulates a large variety of different systems.

MESS SVN Changelog:
r6423
[EXL100] Made different machine drivers and memory maps for exl100 and exeltel.
r6424
[EXELTEL] Enabled driver.
r6425
Documented adding exelvision exeltel driver.
r6426
[EXL100] Added tms5220. Implement some more communication between the several chips.
r6427
Documentation update
r6428
[FMTOWNS] Implemented basic CDROM controller command handling. Basically this will tell the system that no CDROM in inserted, speeding up the boot process, and allowing MS-DOS CD-ROM drivers and MSCDEX to load without problems.

Download: MESS v0.135 SVN r6428
Source:Here