#format
- IT module format (.it) formatThe module format of impulse-tracker , documented by its author in ITTECH.TXT (in raw/impulse-tracker/ ; summary s-ittech ). Everything an .it contains beyond an S3M — instruments with envelopes, NNAs and duplicate …
- MOD module format (.mod) format"The first file format for tracked music on the Commodore Amiga": introduced in a basic form by Karsten Obarski's Ultimate SoundTracker, extended by NoiseTracker and protracker with more effects, longer samples and more …
- S3M module format (.s3m) formatscream-tracker-3 's format (1994), documented by sami-tammilehto in TECH.DOC (summary: s-st3-tech-doc ). Compared with mod-format it added per-sample tuning (C4Spd, the frequency of middle C), up to 32 channels (16 …
- SID file format (.sid) formatThe distribution format for commodore-64 music: the tune's data plus its player routine, with metadata, playable in SID players and emulators. sid-wizard 's SID-Maker exports it; the author-info field uses : as …
- SID-Wizard module format (.swm family) formatThe native file family of sid-wizard : the .swm work module and its 2/3/4- SID siblings .sws / .swt / .swq , plus the .swi single-instrument file. The byte-exact layout below is from m64's duet research into Hermit's SW …
- XM module format (.xm) formatfasttracker-2 's format (November 1994): the mod-format effect alphabet plus a few letters of its own, and — the point of it — instruments : volume and panning envelopes over samples, several samples per instrument, …
- DUET docs: sessions, formats and round-trips (summary) summaryThe file-format contract of duet (m64's own tracker, not yet published): what each file kind holds, the four session kinds and what SAVE writes, the byte-identical round-trips, the project container's law, and what .wav …
- DUET docs: the system clipboard and its text format (summary) summaryHow pattern blocks move between duet (m64's tracker, not yet published), openmpt , schism-tracker and any program that writes text to the OS clipboard. system-clipboard.md is the DUET-side reference; clipboard-format.md …
- DUET research: SID-Wizard 1.97 formats and player (summary) summarym64's engineering research (session 2026-08-01) for duet 's pure-Zig reimplementation of the sid-wizard 1.97 player: byte-exact .swi / .swm format specs validated against 324/324 example instruments and 143/143 SW 1.97 …
- HVSC — SID file format description (PSID v1–v4, RSID) summaryThe reference description of .sid files as used by the High Voltage SID Collection: a big-endian header (magic, version, offsets, addresses, song count, speed bits, three 32-byte strings, and from v2 on flags for clock …
- ProTracker 2.3A ReadMe, 2.0A effect and format docs, version table summaryThe distribution texts of protracker 2.3A (1993) with the changelog back to 1.0, Lars Hamre's one-page effect list and MOD file-format description from 2.0A, and a later table of every ProTracker version and its makers.
- Scream Tracker 3.20 File Formats And Mixing Info (TECH.DOC) summary"The OFFICIAL information on s3m format and much more" — the S3M header, the instrument/sample header, the AdLib instrument layout, the packed pattern format, the STIMPORT and SIMPLEX exchange formats, the …