Disk Peek — inspect & extract files from retro floppy disk images (MSX, Atari ST, MS-DOS), entirely in your browser
Tape Peek — inspect & extract files from MSX cassettes — .cas images and .wav recordings of real tapes — in your browser
MSX Audio Play — play MSX music (.kss, .vgm) with retro-80s visualizers and per-channel mute, entirely in your browser
PSG Playground — take the MSX AY-3-8910 sound chip apart: turn every knob, see every bit, hear the result, entirely in your browser
SCC Playground — take the Konami SCC wavetable chip apart: draw every waveform, see its harmonics, poke every byte, hear the result — entirely in your browser
OPLL Playground — take the MSX-MUSIC YM2413 FM chip apart: watch two operators modulate each other, shape an envelope, play the 15 ROM instruments, hear the result — entirely in your browser