DSP Emulator v0.12b3 Final (2012/03/07) is released. DSP Emulator is a new version of the ZX SPECTRUM +3, ZX Spectrum 128, ZX Spectrum 48, Arcade, Amstrad CPC 464, NES and Game Boy emulator.

DSP Emulator v0.12b2 Final (2011/12/22) Changelog:

07/03 - Released 0.12b3 final. Windows binary, Linux 32/64bits binary and source code available. Added 'Arabian', 'DigDug', 'Donkey Kong Junior', 'Donkey Kong 3' and 'Pirate Ship Higemaru'. Added NES driver to Lazarus, so all system are both in Delphi and Lazarus. Added sound to NES, many fixes and changes in many drivers.

Download: DSP Emulator v0.12b3 Final (2012/03/07)
Source: Here