ReSpectrum or ReEditor - Emulator / assembler / monitor

[Turtle_Quality]

Don't think it's been mentioned here yet. Still in Beta, some docs (if your browser has built in translation, or you speak Czech)

http://respectrum.cz/index_EN.html

● new assembler editor + macro support
● DISASM+ tool
● Font editor
● EN/CZ version
● emulation ZX Spectrum 48K, 128K, +2, +3, Didaktik Gama atd ...
● editing / conversion formats TAP, TZX, SNA, Z80, TRD, SCL, DSK
● assembler, disassembler, debugger, Hex editor, Bit editor, Screen editor
● Tape Emulator, format conversion, virtual interface...
● etc ...