Pinta provides a GTK paint program, with its project source code and releases hosted on GitHub.
Rx
Rx offers a minimalist pixel editor, with its source code available on GitHub.

About Rx
Rx is a minimalist pixel editor implemented in Rust for pixel artists and animators. It is extensible and distributed as free software under GPLv3, with source code on GitHub.
It requires OpenGL 3.3 support. Installation is through binary downloads linked from the project website or by building from source with Cargo, which requires Rust and CMake.
Key features
- Pixel editor for creating pixel art and animation
- Extensible implementation written in Rust
- In-app :help command lists key bindings and commands
- Verbose logging with -v flag for troubleshooting
- Option to skip init script using rx -u -
- Install via Cargo with custom --root prefix option
- Source code available on GitHub under GPLv3 license
- Extensible implementation aimed at pixel artists and animators
- In-app :help command documents key bindings and commands
- Requires OpenGL 3.3 support at minimum
- Building from source requires Rust, CMake, and Xcode tools on macOS
- Installation and troubleshooting use command-line steps
Rx at a glance
- Website
- github.com/cloudhead/rx
- Category
- Design & Creative › Image Creation & Editing
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Rx alternatives
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Sprite Fusion Pixel Snapper moves pixel art onto a consistent grid to fix messy or uneven pixels.
This curated pixel art resource list links to tutorials, inspiration, animation guidance, and community resources for creating pixel art.
Pixel Art Fixer converts images into grid-aligned pixel art using image processing without requiring a model.
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Rx FAQ
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