zxspectrum

What are your favourite ZX Spectrum development tools?

What are your favourite assemblers, compilers, environments, interpreters for the good old ZX Spectrum? ...

ZX Spectrum AY-3-8912 playback in XNA Game Studio

Are there any libraries, pieces of code or suchlike that'll let me play ZX Spectrum .ay files in my XNA Game Studio games? ...

ZX Spin emulator, built-in assembly errors

I'm having problems understanding how to get an assembly file to run inside the ZX Spin emulator using the built-in assembler. I'm able to assemble my program but it seems to crash each time I attempt to run the assembled object code. I cannot find any documentation on how this is meant to be set to run. The message I get with version...