Motestack

What it does

Animation

Its animation system includes multi-frame projects, a timeline, named animations, frame tags, onion skin, and frame interpolation.checked 7 Oct 2026

Color

Indexed color mode can update matching pixels when a palette slot changes, and color cycles rotate palette slots over time.checked 7 Oct 2026

Drawing

Drawing tools include pencil, eraser, fill, gradients with dithering, brush shapes, custom brushes, and a pixel-perfect line filter.checked 7 Oct 2026

Export

Gamedev export includes Aseprite-compatible JSON sprite sheets with frame tags and slices, an auto-tile 47 generator, and smart upscale.checked 7 Oct 2026

Layers

The editor supports nested groups with their own opacity and blend modes, plus linking a layer across frames.checked 7 Oct 2026

Project format

Motestack writes projects as self-contained .mstack files that users can share or back up.checked 7 Oct 2026

Status and limitation

The docs identify the editor as beta v0.15.0 and say its schemas may change before version 1.0.checked 7 Oct 2026

Storage and privacy

The editor runs client-side, saves projects to browser IndexedDB, and says artwork stays on the user's machine unless exported.checked 7 Oct 2026

Support and warranty

The docs describe Motestack as a personal hobby project and say the editor and docs are provided with no warranty.checked 7 Oct 2026

What it does

Motestack is a browser-based pixel-art and 2D-animation editor for indie game developers and pixel-art enthusiasts.checked 7 Oct 2026