Open-source alternatives to popular software
OSS Alternatives covers a small number of proprietary tools in depth rather than a large, shallow directory. Each page below ranks genuinely open-source alternatives by GitHub activity and spells out license, self-hosting, and pricing so you can pick one with confidence.
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Design alternatives
Sketch
Design tool for UI and UX on macOS
6 alternatives
Unity
Game engine and development platform for 2D, 3D, and mobile games
4 alternatives
Adobe XD
UI and UX design and prototyping tool that Adobe stopped developing
4 alternatives
Affinity Photo
Professional photo editing and retouching software
3 alternatives
Paper
Design tool for drawing and building interfaces with code-like precision
6 alternatives
Adobe Lightroom
Photo editing and library management app with cloud sync
2 alternatives
Framer
Visual website builder with design, animation, CMS, and hosting
10 alternatives
Canva
Template-based visual design and content creation
2 alternatives
Adobe Photoshop
Professional raster image editing and compositing
3 alternatives
Figma
Collaborative UI/UX design and prototyping
5 alternatives
Miro
Collaborative whiteboards and visual workspaces
7 alternatives