Thriving Thriving TypeScript TS JavaScript JS
↑ 58 ?
efx-motion-editor electroheadfx/efx-motion-editor

Physical watercolor painting, animated in time — a macOS stop-motion studio. Real wet-in-wet blooms, tide lines and paper; record strokes, replay the physics with Play Script, and bake frames. Built with Tauri + Preact.

HEALTH ? 80 / Healthy
// solo builder// hidden gem 2d-animationanimationcreative-toolsdigital-paintingmacospaintingpreactrotoscopingstop-motiontauri ?
03-2026 · today · electroheadfx
★7 Share View on GitHub ↗

// readme

EFX Motion Editor

Physical watercolor painting, animated in time. A macOS desktop application for creating cinematic stop-motion films from photography keyframes: import key photographs, arrange them into timed sequences, composite multi-track layers with blend modes and keyframe animation, apply cinematic FX and GLSL shaders, paint and rotoscope frame-by-frame, and export PNG image sequences or video (ProRes/H.264/AV1). Alongside the photo pipeline stands a second pillar — the Water color Studio: a standalone window where a physical watercolour engine, a deterministic Roto timeline, a reusable Scripts library, and a per-document sound track turn hand-drawn animation into Loop Clips on the main timeline.

Download the latest release · macOS (Apple Silicon)

Highlights

  • Multi-track EFX Paint document — one parent paint layer now holds a whole frame-animation document: internal tracks with hide/solo/opacity/blend, a deterministic compositor, a fixed Background track, a photo/reference track, and Reveal.
  • Water color Studio — its own window (the main window hides while it is open): a…