Start with a wave
Explore 384 factory wavetables across 21 categories, or import your own WAV wavetables. Scan the table, shape its tone and spread the sound with unison.
Nodium · Wavetable synthesis, reworked
Three wavetable oscillators. A warp and granulator for each. Circuit-modelled filters and analog voice character. Meet the new Nodium from Fletcher Audio.
From wave to texture
Start with a wavetable, push it through a warp, then break that sound into grains. Each of the three oscillators has its own chain, with a sub and noise source to round out the patch.

Explore 384 factory wavetables across 21 categories, or import your own WAV wavetables. Scan the table, shape its tone and spread the sound with unison.
Each oscillator has a dedicated warp stage. Bend, fold, sync and reshape the wave, or use another oscillator for FM, phase, amplitude or ring modulation.
The granulator works on the oscillator you just shaped. Blend in overlapping grains, then modulate size, density, position and spray from the GRAIN tab.
Granulate
Make a clear note bloom into a cloud, add pitched layers, or hold a moment in place. The GRANULATE dial blends the result with the dry oscillator; SIZE, DENSITY, POSITION and SPRAY put the movement under your control.

Texture
From blurred harmonics and soft haze to a detuned ensemble.
Pitch
Build upward shimmer, add low weight, or layer pure intervals.
Motion
Turn notes into backwards swells, scattered glints, rhythmic repeats and held textures.
The current interface
Explore the oscillators, mix, effects, modulation matrix, arp and routing. Open each view for a closer look. These renders feature the current development interface, which may evolve during the beta.
Build the whole patch
Shape the voice, draw its motion and route it through your own effects chain. Performance controls keep the detail within reach.

01 · Circuit-modelled filters
Choose from 38 filter types, including circuit-modelled ladder, SEM-style, OTA, acid and Sallen-Key responses alongside clean digital and creative models. Shape resonance and drive, then route the filters in series or parallel.
02 · Analog voice character
Switch on Analog to introduce eight modelled voice cards, with small differences in tuning, drift, filter cutoff, envelope timing and level from voice to voice.
03 · Modulation
Four envelopes, ten LFOs including chaos, eight macros and a 64-slot modulation matrix. Drag a source to a control; hover over a tab while dragging to reach another page or module.
04 · Effects
Shape a main rack and two effect buses, each with eight slots. Build chains with Ensemble, Distortion, Echo, Reverb, Convolve, compression and more, with a dedicated display for each module.
05 · Arpeggiator
Choose how held notes are ordered, then shape them with a 16-step pattern. Set rests, pitch, octaves, velocity, gate and ties; add swing, chance, repeats and latch.
06 · Performance
Move between four stored parameter snapshots with the Morph XY pad. Add MPE expression, mono or legato playing, and portamento to shape the way the patch responds.
07 · Preset workflow
Import presets, save your own with descriptions, and see their author and notes in the header. The factory bank is being rebuilt for this version, starting with a new collection of arps and basses.
Free beta
We need producers to put Nodium through real sessions before release. The beta is completely free: no card and no payment.
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Free for beta testers
Nodium is a wavetable synthesizer from Fletcher Audio with three oscillators, a warp and granulator for each oscillator, circuit-modelled filters, analog voice character and extensive modulation. This page shows the current development version.
Nodium now focuses on wavetable synthesis. The previous spectral, sample-playback and physical-modelling engines have been removed. Granulation now processes each wavetable oscillator's own sound, with twelve types and dedicated grain controls.
You can import your own WAV wavetables. Nodium no longer has a sample-playback engine or a sample library: its granulators process the live oscillator sound.
The factory library is being rebuilt for the new architecture. The current development bank contains 24 arps and 20 basses; more sounds are in development. The previous factory-preset collection is no longer included.
The beta targets macOS 11 or later on Apple silicon and Intel Macs, with AU, VST3 and a standalone app. Windows is not part of the current beta.
Yes. The beta is free for testers, with no card and no payment required. Features and the factory library may change during development.
Fill in the form on this page and confirm your email using the link we send. We will email you about your application and let you know when your beta download is available.
Use Nodium in real sessions and share feedback on its sound, workflow, performance and compatibility before release.
Fletcher Audio, the maker of Tape Deck, Vapor Riser FX and the other plugins on audionode.