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SPECIFICTION
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Myrling Sprite Editor

josiah-turnquist.github.io

Free plan WebmacOS
Visit josiah-turnquist.github.io
Spec score 8.1 #16 of 70 in Pixel Art Software

Spec sheet

Purpose
Myrling is a pixel editor for game creatures, originally made for Realms of Eldermyr.Read 12 Oct 2026 · github.com
Integrations
An optional PixelLab generator requires the user's PixelLab API key and sends it to api.pixellab.ai when Generate is pressed.Read 12 Oct 2026 · github.com
Security
The Mac app verifies downloaded editor updates using an Ed25519 signature and SHA-256 hash before keeping them.Read 12 Oct 2026 · github.com
Privacy
The maker says drawings stay on the user's machine; a text prompt is sent only when the optional PixelLab generator is used.Read 11 Oct 2026 · github.com
License
The editor is MIT licensed, and the maker invites users to fork and ship their own creatures with it.Read 12 Oct 2026 · github.com
Animation
Users can add, copy, delete, and reorder frames, view onion skinning, and play frames as an animation.Read 12 Oct 2026 · github.com
Browser access
The maker provides a hosted browser editor that can be tried without downloading anything.Read 12 Oct 2026 · github.com
Browser editor
The editor runs in a browser without a build, server, or installation.Read 11 Oct 2026 · github.com
Browser limits
Images over 4096 pixels on a side are refused, and sprites over about one million pixels are not kept in browser storage between visits.Read 11 Oct 2026 · github.com
Drawing tools
The editor includes pencil, eraser, fill, line, square, spray, color picking, selection, palette, zoom, undo, and redo tools.Read 12 Oct 2026 · github.com
Integration
An optional PixelLab generator uses the user's PixelLab API key and spends PixelLab credits for generated images.Read 11 Oct 2026 · github.com
Limits
Images larger than 4096 pixels on a side are refused, and sprites above about one million pixels are not retained in browser storage.Read 12 Oct 2026 · github.com
Local persistence
Open work is saved in the browser after each change and restored on a later visit, but undo history is not retained.Read 12 Oct 2026 · github.com
Mac support
The native Mac app supports macOS 11.3 or later on Apple silicon and Intel Macs, and its releases are signed with an Apple Developer ID and notarised by Apple.Read 12 Oct 2026 · github.com
PNG editing
It opens PNG files and can save edits back over the files in Chrome, Edge, and the Mac app.Read 11 Oct 2026 · github.com
PNG workflow
Users can open and export PNGs, and Chrome, Edge, and the Mac app can save edits back to opened files.Read 12 Oct 2026 · github.com
Runs locally
The editor runs as a standalone HTML file without a build, server, or installation, and says drawings stay on the user's machine except for an optional PixelLab prompt.Read 12 Oct 2026 · github.com
Tilesheets
The editor supports drawing on tilesheets and splitting sheets into sprites by row or cell.Read 12 Oct 2026 · github.com
Update security
The Mac app verifies downloaded editor updates with an Ed25519 signature and SHA-256 hash before keeping them.Read 11 Oct 2026 · github.com

Plans and prices

Myrling Sprite Editor Free MIT licensed · web editor and macOS app Read 12 Oct 2026 · github.com

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