ZXMAK2 SVN r37851 is compiled. 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 (contended memory)
- ZX Spectrum 128 (contended memory)
- ZX Spectrum +3 (contended memory, but currently without FDD)
- Pentagon 128/512/1024
- SCORPION 256
- ATM 4.50
- ATM 7.10
- PROFI 3.xx
- PROFI 5.xx
- SPRINTER (except spectrum config)
- QUORUM 256
- Leningrad 1
- BYTE 48K
- LEC 48/528
- Other (through custom configuration and plugins, for example LEC mod)

ZXMAK2 SVN Changelog:
r37851
fps monitoring optimizations
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r37850
WinForms - render video/sound optimization
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Download: ZXMAK2 SVN r37851
Source: Here