Open Source Photo Editing Software using C
A curated collection of the best open source tools for editing, enhancing, and manipulating digital images with features like filters, color correction, retouching, and creative effects. using C.
Free, open-source image editor built for Mac compositing
Stars
Stars growing quickly over the last 30 days17,776Last commit
10 hours agoLicense
MIT
Mac-native Photoshop alternative built around compositing and post-processing workflows, with layers, masks, blend modes, filters, and background removal.
Open Source Alternative to:
Professional RAW photo editing and workflow management
Stars
13,309Last commit
9 hours agoLicense
GPL-3.0
Open source photography workflow application for RAW development. Non-destructive editing, professional color management, and GPU acceleration for photographers.
Open Source Alternative to:
Professional digital painting made accessible to everyone
Stars
10,615Last commit
14 hours agoLicense
GPL-3.0
Free and open source painting program built by artists for artists. Features professional brushes, layers, animation tools, and drawing assistants for all skill levels.
Open Source Alternative to:
Professional image editing without the price tag
Stars
6,547Last commit
9 hours agoLicense
Unknown
Free, open-source image editor with professional tools for photo manipulation, digital art creation, and graphic design. Cross-platform support.
Open Source Alternative to:
Professional raw photo processing made free and powerful
Stars
4,245Last commit
4 days agoLicense
GPL-3.0
Free, cross-platform raw image processor with 32-bit floating point engine, advanced demosaicing algorithms, and professional-grade editing tools for photographers.
Open Source Alternative to:
Postiz – The All-in-One agentic social media scheduling tool
Postiz