All 37 audio reactive effects, sorted alphabetically: 28 for strips, 9 for matrices (marked 2D). They need a microphone or the AudioReactive module; without sound, not much happens with them. What the symbols mean is explained in the overview.
186
Akemi 2D
⏱️🔥 · 1️⃣2️⃣3️⃣ · 🎨Since 0.14 (10/2023)Color speed, DancePalette: Default
Akemi, the WLED mascot (a cartoon character), with pulsing colors; on strong bass she “dances”, and a small equalizer on the left and right shows the spectrum.
163
Blurz
⏱️🔥 · 1️⃣2️⃣ · 🎨Since 0.14 (10/2023)Fade rate, BlurPalette: Default
Random pixels light up to the beat of the music (color and brightness per frequency band) and are blurred, creating colored streaks. Fade rate, Blur.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed
DJ light: a color made of bass (blue), mids (green) and highs (red) keeps appearing in the center and moves outward to both sides. Ignores the palette.
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Authors: Will Tatam (WLED adaptation). Original author unknown according to the code.
Since 0.14 (10/2023)Fade rate, Starting colorPalette: Default
A dot of light jumps to the position matching the dominant pitch (low = start, high = end); brightness by volume. Starting color = color shift.
Since 0.14 (10/2023)Speed, Sound effect, Low bin, High bin, Sensitivity
Like Freqwave, but the pulses start at the beginning and run through in one direction.
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Authors: Andreas Pleschung (original).
Since 0.14 (10/2023)Fade rate, Starting color and # of pixelsPalette: Default
Pixels light up at random spots, their color depending on the dominant pitch and their brightness on the volume. Starting color and # of pixels = color shift and number, Fade rate = fade-out pace.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, Sound effect, Low bin, High bin, Pre-amp
Pulses run outward from the center, their color depending on the dominant pitch (low = red … high = violet) and their brightness on the volume. Low bin/High bin = frequency range, Pre-amp = gain. Ignores the palette.
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Authors: Andreas Pleschung (original).
Since 0.14 (10/2023)Scroll speed, # of bands
Spectrum display scrolling from top to bottom (“waterfall” spectrogram). # of bands = number of frequency bands.
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Authors: Will Tatam (WLED adaptation). Original author unknown according to the code.
Since 0.14 (10/2023)Fade speed, Ripple decay, # of bands, Bin, ☑ Color barsPalette: Rainbow
Graphic equalizer – up to 16 frequency bands as bars with falling peak dots (Color 3). # of bands = number, Color bars = color by height instead of by band.
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- WLED 16.0: new setting(s) “Bin”.
Authors: Will Tatam (original), Ewoud Wijma (rework).
Since 0.14 (10/2023)Rate of fall, SensitivityPalette: Default
Level meter from the center out to both sides, with a slowly falling peak dot. Rate of fall = falling speed, Sensitivity = sensitivity.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Rate of fall, SensitivityPalette: Default
Like Gravcenter, but the fill is single-colored (color depending on volume) and the peak dot is gray.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Rate of fall, SensitivityPalette: Default
Like Gravcenter, but the color of the fill depends on the dominant pitch.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Rate of fall, SensitivityPalette: Default
Level meter (VU meter) from the start of the strip, filled with noise colors from the palette; a peak dot holds briefly and then slowly falls back. Rate of fall = falling speed, Sensitivity = sensitivity.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, # of ballsPalette: Default
Several dots swing back and forth as in Juggle; their brightness follows the volume. # of balls = number.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, BrightnessPalette: Default
Like Pixelwave, but the pulses start at the end of the strip and run through in one direction. Brightness = sensitivity.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Fade rate, Max. lengthPalette: Default
A bar of noise colors spreads out from the center, its length following the volume. Max. length = sensitivity/length.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, Intensity
Fire whose brightness follows the volume – dark in silence, blazing with loud music. Fixed fire palette (red/orange/yellow), colors/palette are ignored.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Fade rate, WidthPalette: Default
Like Midnoise, but the bar grows from the start of the strip (level meter with noise colors). Width = sensitivity.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Move speed, Fade ratePalette: Default
For each frequency band a dot of light wanders along the strip driven by noise; its brightness follows the strength of the band. Move speed = pace, Fade rate = number of bands/dots.
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- WLED 16.0: setting “Speed of perlin movement” is now called “Move speed”.
Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Fade rate, # of pixelsPalette: Default
With music, random single LEDs light up in palette colors – the louder, the brighter – and fade again. # of pixels = number per frame.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, SensitivityPalette: Default
Pulses of light run outward to both sides from the center; their brightness follows the volume. Sensitivity = sensitivity.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Phase, # of pixelsPalette: Default
Plasma wave pattern like Plasma, but only visible where the volume is high enough – quiet music shows little, loud music a lot. Phase = wave density, # of pixels = sensitivity.
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Authors: Andrew Tuline (original).
Since 16.0 (05/2026)Speed, Blobs, Size, Life, Blur, ☑ Wobble, ☑ Collide, ☑ PulsatePalette: Default
Particle system: large, soft color bubbles float around, bounce, grow, shrink and wobble; with Pulsate they pulse to the music.
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Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Size, BlurPalette: Default
Equalizer as particles: 16 nozzles spread evenly along the strip represent the frequency bands (low to high) and spray particles when their band is loud.
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Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Diverge, Bounce, Gravity, ☑ Cylinder, ☑ Walls, ☑ FloorPalette: Default
Particle system: equalizer in which each frequency band flings particles upward – the louder, the higher.
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Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Rotation Speed, Color Change, Nozzle, ☑ DirectionPalette: Sunset
Particle system: rotating particle jets spray from the center, their strength following the frequency bands (“Nova”).
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Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Color, Position, Bin, ☑ Mod, ☑ Filter, ☑ BlurPalette: Default
On every beat in the selected frequency band a particle cloud explodes – the louder, the bigger. Position: fixed spot, advancing with each beat or (at the far right) random. Color = color change per beat.
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- ⚙️ Position: 0–127: fixed spot · 128–254: moves on with each beat · 255: random (⭐ Color: 0 = white, 255 = color by position)
Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Color, Blur, Bin, ☑ Mod, ☑ Filter, ☑ PushPalette: Default
On loud sounds in the selected frequency band (Bin), particles are emitted at the start and rush along the strip. Color = color change per emission (0 = white), Mod = coloring by the mids, Filter = dynamic threshold (beat detection), Push = volume pushes the particles.
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- ⭐ Color: 0 = white, 255 = color by position
Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Speed, Intensity, Left/Right, Up/Down, Angle, ☑ Gravity, ☑ Cylinder/Square, ☑ CollidePalette: Default
Particle system: a freely adjustable particle nozzle (position, angle, gravity) that sprays harder with music.
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Authors: DedeHai (Damian Schneider) (original).
Since 16.0 (05/2026)Stiffness, Damping, Density, Hue, Mode, ☑ Smear, ☑ XL, ☑ ARPalette: Temperature
Spring chain: particles are connected as if by springs; impulses and waves travel through the chain, and the color shows compression and stretching. Stiffness = spring stiffness, Damping = damping, Density = number, Mode = excitation (pulse/sine/random, at the start or in the middle), XL = large particles, AR = excitation by music.
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- 👁️ Mode (0–31): 0–5: impulses at the start · 6–10: impulses in the middle · 11–20: sine excitation at the start · 21–30: sine in the middle · 31: random impulses (The pace increases within each range. ⚙️ Hue: 0 = color shows compression, 255 = color by velocity, gradient in between)
Authors: DedeHai (Damian Schneider) (original).
Since 0.14 (10/2023)Fade rate, Puddle size, Select bin, Volume (min)Palette: Default
Like Puddles, but puddles only appear on detected beats (volume peaks). Select bin = frequency band for beat detection, Volume (min) = threshold.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Fade rate, Puddle sizePalette: Default
With every sound a “puddle” appears at a random spot, its size depending on the volume, and fades again. Puddle size = size, Fade rate = fade-out pace.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Fade rate, Max # of ripples, Select bin, Volume (min)Palette: Default
On every detected beat a wave starts at a random spot, spreads out to both sides and fades away; the color depends on the pitch. Max # of ripples = number, Select bin/Volume (min) = beat detection.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Palette: Default
A dot of light swings back and forth leaving trails; its color depends on the note being played (same note in every octave = same color), its brightness on the volume.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Speed, Sensitivity, BlurPalette: Default
Several colored dots swirl symmetrically across the matrix and blur into streaks; their brightness follows the volume.
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Authors: Mark Kriegsman (original), Andrew Tuline (rework). Source: gist.github.com
Since 0.14 (10/2023)Speed, Adjust color, Select bin, Volume (min)Palette: Default
Waterfall: a new pixel keeps appearing at the end of the strip, its color depending on the dominant pitch and its brightness on the volume; the history scrolls through. Beat peaks briefly show a bright dot. Adjust color = color shift, Select bin/Volume (min) = beat detection.
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Authors: Andrew Tuline (original).
Since 0.14 (10/2023)Amplification, Sensitivity, ☑ BlurPalette: Default
Wavy, mirrored bars of noise whose height follows the volume.
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- WLED 0.15: new setting(s) “Blur”.
Authors: Stepko (original), Andrew Tuline (rework). Source: editor.soulmatelights.com