ZXMAK2 v2.7.3.5 Beta is released. ZXMAK2 is plugin based ZX Spectrum Virtual Machine. On the other side, this is flexible ZX Spectrum emulator. Project written in C#. Currently it works on Windows platform and using Managed DirectX.

Support the following ZX Spectrum clones:
- ZX Spectrum 48 (later model contended memory)
- ZX Spectrum 128 (later model contended memory)
- Pentagon 128
- SCORPION 256
- ATM 450
- PROFI 5xx
- QUORUM 256
- Leningrad 1
- Other (through custom configuration and plugins, for example LEC mod)

ZXMAK2 v2.7.3.5 Beta Changelog:
- plugin discovery optimization (DeviceEnumerator refactoring)
- refactoring save/load machine config (remove redundant elements);
- autodisable UI WP checkbox for ZIP files;
- add support of RAW ROM image for PROFI memory; remap BYTE-128 to ZXBYTE romset;
- add support of RAW ROM image for QUORUM memory;
- add support of RAW ROM image for ATM450 memory;
- roms.pak refactoring (remove duplicated romsets, etc)
- add test ROM for ATM and Scorpion;
- add edit CMR value posibility for Memory Map window;
- fix Scorpion NMI behavior;
- add Scorpion PROF-ROM 1024K memory;

Download: ZXMAK2 v2.7.3.5 Beta
Source: Here