Pencil2D is an easy, intuitive tool to make 2D hand-drawn animations. Pencil2D is open source and cross-platform.
Dolphin Animate - Adobe Animate-style 2D animation software built with Electron. Features drawing tools, timeline with layers, Free Transform, onion skin, tweening, and export to GIF/sprite sheet.
"Onion-skin" visual differences between a reference document image and a scanned copy
Stop-Motion software for DSLR cameras with onion skin features.
Dual Camera Stop Motion Studio – Browser-Based Stop Motion & Multi-Camera Capture Software
[Development fork] Pencil2D is an animation/drawing software for Mac OS X, Windows, and Linux. It lets you create traditional hand-drawn animation (cartoon) using both bitmap and vector graphics. Pencil2D is free and open source.
Add a description, image, and links to the onion-skin topic page so that developers can more easily learn about it.
To associate your repository with the onion-skin topic, visit your repo's landing page and select "manage topics."