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Engine · v4.0.0

Ramadan & Eid

Calm nights of crescent moons, fanous lanterns and gold star tilings, through to the garlands of Eid, made for nasheed, spoken word and podcasts.

Ramadan & Eid engine preview

6 modes

Launch modes

Crescent Night mode

Crescent Night

A thin crescent over moonlit dunes and three lit lanterns; every star answers its own band, each beat twinkles one star beside the moon, and the crescent waxes as the song plays.

Lantern Row mode

Lantern Row

A string of fanous lanterns across the night: each lantern glows with its own band, the bass sways them, the beat lights the centre lantern and each section lights more lanterns down the street.

Geometric Tiling mode

Geometric Tiling

An original eight-point star tiling in gold strapwork that grows outward as the song plays; each ring of stars glows with its own band and the beat lights the rosette at its heart.

Star Field mode

Star Field

Long-exposure star trails wheel slowly around one bright star: the inner rings answer the bass, the outer rings the highs, and a shooting star marks each new section.

Arched Windows mode

Arched Windows

A row of arched windows onto the night with lanterns hung in the side windows, the crescent or your cover art framed in the centre window and the light reflected in a polished floor.

Eid Celebration mode

Eid Celebration

A garland of lights and lanterns under a new crescent: the bulbs follow the spectrum, small gold fireworks burst on the beat, and your own greeting can sit beneath them.

36 controls

Controls

ControlGroupTypeDefaultAnimationAudio
Primary colorPrimary color used by the engine paletteStylecolor#f2c46dYesNo
Secondary colorSecondary color used by the engine paletteStylecolor#2a9d7fYesNo
BackgroundBackground used by the engine paletteStylecolor#050a1eYesNo
OpacityVisualizer opacityTransformrange1YesNo
SensitivityBounded overall audio responseAudiorange1YesNo
Spectrum rangeHow much of the 40 Hz to 14 kHz range the visual spans, from the bass up. Lower it to give the bass and mids more of the barsAudiorange1YesNo
Frequency scaleHow the bars are spread across the frequencies. Log spreads them by octave, mel by how pitch is heard, and linear by hertz, which gives most bars to the highsAudioselectlogNoNo
Auto-levelLifts every part of the spectrum to its own recent range, so quiet highs move as much as loud bass. A note held for several seconds settles lower as it adapts. 0 shows the raw spectrumAudiorange0.8YesNo
Primary audio sourcePrimary audio sourceAudioselectbassNoNo
Frequency focusWhich part of the spectrum drives this visual; while no explicit audio source is set, the motion envelope follows this selectionAudioselectfullNoNo
Burst intensityGlow and trail swell on sharp hits; 0 keeps bursts offAudiorange0YesNo
Ambient bedProminence of the standing background layer behind the beat-born elementsEffectsrange1YesNo
Wake lengthHow far motion trails stretch behind beat-born travelers; 0 removes the wakeEffectsrange1YesNo
Audio contributionMaximum contribution from the primary audio routeAudiorange0.55YesNo
Audio dynamicsHow much of the band's movement reaches the visual. 1 = full dynamics; 0 holds it at a steady level for a calmer, more constant lookAudiorange1YesNo
Audio attackEnvelope attack in millisecondsAudiorange45YesNo
Audio releaseEnvelope release in millisecondsAudiorange240YesNo
Geometry scaleGeometry scaleGeometryrange1YesYes
SpeedTime-based motion; default major cycle is 6–12 secondsMotionrange0.1YesYes
Color modeDuo palette, primary→secondary gradient, or full rainbow sweepStyleselectduoNoNo
GlowGlowEffectsrange0.55YesYes
Global glowShared emissive strength across the frameEffectsrange0.35YesYes
Pulse intensityBeat pulse scale for spawn, size, and shakeEffectsrange1YesYes
Beat responseHow hard every engine hits on each detected beatAudiorange1.2YesYes
Beat smoothingHow long each beat hit rings out before it settlesAudiorange0.35YesYes
Beat attackSeconds for a hit to swell to full. 0 snaps instantlyAudiorange0YesYes
Beat releaseSeconds for a hit to fade, overriding Beat smoothing. 0 follows itAudiorange0YesYes
Beat shakeFrame kick strength on each beatEffectsrange0.6YesYes
Motion echoMotion echoEffectsrange0YesYes
BlurBlurEffectsrange0YesYes
Chromatic aberrationChromatic aberrationEffectsrange0YesYes
Beat sync allRoute beat energy into spawn, shake, pulse, speed, and scaleAudiobooleantrueNoNo
StarsHow many stars fill the sky: 0 leaves only the few beside the moonScenerange0.6YesYes
Lyric-safe bandHow much the lower band is calmed and darkened so captions stay readableScenerange0.5YesNo
GreetingYour own greeting, drawn beneath the lights. Leave it empty and nothing is writtenTexttextNoNo
Cover artworkCover art framed in the centre window; rights stay with youArtworktextNoNo