Download free Part of NULL JSFX 2.5: 113 plugins, free and open source (MIT). Easiest with NULL JSFX Hub.

Listen

The same music with the Ambient Cloud preset and without the plugin. Switch while it plays.

Controls

  • Delay Time10 to 2000 ms — How far back grains read from the delay line
  • Grain Size10 to 500 ms — Length of each windowed grain
  • Density1 to 100 grains/s — Number of grains started per second
  • Pitch−24 to +24 semitones — Playback pitch of each grain
  • Spray0 to 100% — Random extra delay per grain (up to 1 s)
  • Reverse0 to 100% — Probability that a grain plays backwards
  • Feedback0 to 95% — Grain cloud fed back into the delay line
  • Stereo Spread0 to 100% — Random stereo panning of grains
  • Mix0 to 100% — Dry/wet blend

Best uses

  • Ambient clouds from vocals or guitar
  • Pitched, shimmering delay textures
  • Reverse grain swells
  • Evolving pads from short sources
  • Glitchy, scattered echoes

Properties

Signal chain: Input + Feedback → 3 s Delay Line → Grain Scheduler (up to 16 Hann-windowed grains, random timing, Spray, Reverse, Pan) → Level Normalisation → Mix → Output. Zero latency.

Formats

  • JSFXJSFX for REAPER, with REAPER's own sliders
  • GFXJSFX GFX for REAPER, with its own interface
  • VST3VST3 for any DAW
  • CLAPCLAP for any DAW

Factory presets

Ambient Cloud · Octave Shimmer · Fifth Up Texture · Octave Down Rumble · Reverse Swells · Scattered Echoes · Glitchy Grains

In the FX chains and Rack presets

Cosmic Space · Micro Grains · Octave Bloom

See every FX chain

Try it

Try it on orOS StudioAdd it to a track in your browser, with its own interface. Nothing to install.