Release Notes
Changelog for A&H MIDI Bridge
v0.6.5
April 10, 2026
- Fix song database not updating UI after adding/editing songs
- Add manual trigger testing — fire individual sections without timecode source
- Add bulk import — paste multiple songs with timecodes to quickly build cue databases
v0.6.4
April 9, 2026
- Improved mixer discovery: parse UDP payload for device name and type
- TCP port probe to identify MixRack vs Surface
- Debug logging of raw discovery packets for protocol analysis
v0.6.3
April 9, 2026
- Real network discovery via A&H UDP broadcast (port 51320)
- TCP fallback discovery for mixers that don't broadcast
v0.6.2
April 9, 2026
- LTC audio input channel selector
- OSC scene CC numbers configurable in settings
- OSC MIDI channel configurable
- WebSocket API key authentication
- Network mixer discovery (TCP port scan)
- Configuration export/import (.ahmidi files)
v0.6.1
April 9, 2026
- Fix TLS/port bug causing random scene recalls on connect
- TLS is now optional per mixer (for mixers without security enabled)
- Auto-set correct default port per mixer type (51325/51327/51328/51329)
- Single TCP connection per mixer (fixes multi-protocol connection failures)
- Fix MIDI loss during reconnection (awaitingAuth reset)
- MIDI ports now open only after TCP connection is established
v0.6.0
April 5, 2026
- LTC/MTC Timecode Scene Recall — trigger scene recalls, key signatures, and MIDI commands automatically from SMPTE timecode. Set different scenes per mixer at the same timecode point.
- LTC audio input with automatic frame rate detection (24/25/29.97df/30fps)
- MTC MIDI input from DAWs or timecode generators
- Per-mixer triggers: FOH and MON can receive different scenes at the same timecode
- Cue databases organized by show, artist, or venue
- Mixer Targets: arm/disarm individual mixers for timecode triggers
- Peer network: auto-discover other instances on the network, mixer locking
- Auto-connect: restore config, TC source, and cue database on launch
- Professional timecode entry field
- Improved connection handling with 60s timeout for unreachable mixers
- Cleaner menu bar status display
v0.5.1
April 1, 2026
- Bidirectional NRPN feedback — fader, HPF and EQ changes from the mixer are now reflected back via OSC with correct channel and parameter
- 11 new Stream Deck / WebSocket API actions: DCA fader, HPF frequency & toggle, parametric EQ, preamp gain/pad/phantom, channel name & color, send levels
- Send level support for all bus types: aux, matrix, FX send and FX return
- Auto-connect configuration selector — choose which configuration starts automatically on launch
- TLS authentication for dLive MixRack connections
- Improved connection reliability with automatic timeout and reconnection
- Duplicate mixer name warning in configuration editor
- App is now signed and notarized by Apple — installs without Gatekeeper warnings
v0.4.0
April 1, 2026
- Added in-app update checker with automatic version notifications
- New app icon with A&H MIDI Bridge branding
- Settings moved to main window as a tab alongside Bridges and MIDI Monitor
- Added Help menu with links to User Manual and Release Notes
- Added Check for Updates in the app menu bar
- Release automation with build script for streamlined version publishing
v0.3.0
April 1, 2026
- Added bidirectional OSC bridge with fader, mute, scene, EQ, preamp, DCA and send level control
- Added WebSocket JSON API for Stream Deck and Companion integration
- Added multi-mixer support with broadcast routing
- Added MIDI monitor with protocol decoding
- Improved connection handling with auto-reconnect and exponential backoff
v0.2.0
March 2026
- Added multiple mixer configurations
- Added TLS support for MixRack connections
- Improved MIDI parser with SysEx buffering
v0.1.0
February 2026
- Initial release
- TCP MIDI bridge for Allen & Heath dLive, Avantis, SQ and CQ consoles
- Virtual CoreMIDI ports for bidirectional MIDI control