MIDI, formats and standards · updated 2026-08-16
OPUS
An open, royalty-free codec standardised as RFC 6716. It is what most real-time voice and streaming stacks use today.

SOURCES AND CITATIONS
Free, primary references for opus — standards bodies, manufacturers, government offices and university course material.
RELATED TERMS IN MIDI, FORMATS AND STANDARDS
- WAV vs FLAC vs MP3/AAC
- Plugin formats (VST/AU/AAX/CLAP)
- ASIO / Core Audio
- Sync: MIDI clock, MTC, Ableton Link
- Metadata (ISRC, UPC, ISWC)
- DDEX
- C2PA / content credentials
- Sample-accurate automation
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