Filament by Forma Labs Audio is a free MIDI orchestration plugin (public beta) for 2026 that transforms your keyboard input into complex, fully voiced arrangements in real time. Created by Forma Labs Audio, Filament hosts up to 64 VST3 or AU instruments internally—eliminating the need for multiple tracks or heavy manual setup. Anyone can download the Filament public beta directly from Forma Labs Audio's website. No purchase is necessary, but the developer may request sign-up or beta feedback. Licensing appears royalty-free for music production purposes.
What Filament Does
Filament interprets your chord or melody input and automatically distributes, arpeggiates, transposes, and sequences notes across a custom ensemble of connected plugins. It's ideal for instant string section layers, cinematic textures, or hybrid orchestration without programming dozens of tracks. Filament works in real time inside your DAW, offering hands-on orchestral MIDI generation for composers and producers.
Key features:
- Real-time MIDI orchestration from simple keyboard input
- Hosts up to 64 AU or VST3 instrument plugins within a single interface
- Automatic voice distribution, arpeggiation, and sequencing
- Instantly create multi-instrument arrangements for film, game, or pop music
- No additional sequencer tracks required—arrange everything inside Filament
System Requirements & Supported Formats
- Windows and macOS support
- VST3 and AU plugin formats (hosted & as a plugin itself)
- Requires a modern DAW capable of loading VST3 or AU
- No explicit mention of copy protection or iLok
Licensing & Download Details
Filament is being offered in a public beta. It is free to download during the beta period; check the developer’s site for any notes on future pricing or updates. The plugin is suitable for royalty-free music projects during the beta period as no restrictive licensing was mentioned.
Quick Facts: Filament is a free, public beta MIDI orchestration plugin for Windows and macOS, available directly from Forma Labs Audio. It hosts VST3 and AU instruments and translates keyboard input to real-time multi-instrument arrangements.
Try the Filament public beta from Forma Labs Audio’s official website while it’s available.
FAQ
Is Filament really free?
Filament is free to download and use during its public beta period in 2026.
Do I need to sign up to get Filament?
You may need to provide your email or feedback, but no payment is required.
What plugin formats and systems does Filament support?
Filament works as a VST3 or AU plugin and can host compatible VST3/AU instruments on Windows and macOS.