It was made for personal use but someone might find it useful!
PolyHostInterface on github
Updated to v2.2.53
Direct Download
Some features:
- Load multiple plugins to create layered synth and/or fx chains.
- Control just about any plugin with only a handful of knobs and buttons via mouse emulation.
- Basic fx routing.
- Mute/solo.
- Assign macros for traditional midi mapping.
- Create pointer maps and free zones. These maps are shareable. Maps contain user editable snap points for the cursor to jump to when using a hardware knob to adjust X/Y.
- Plugin repair helps find missing plugins.
- Extensive MIDI monitor.