Lumen

Lumen is a modern terminal text editor written in Rust. The initial milestone focuses on a beginner-friendly interface with file loading, saving, cursor movement, status and shortcut bars, search hooks, and undo/redo support.

Goals

• Beginner-friendly defaults
• Nano-style shortcuts
• Fast startup and low memory usage
• Extensible structure for future plugins, LSP, and Git integration

Running

cargo run

Testing

cargo test

Install

Use the installer script to build, install, and add Lumen to your PATH.

sh ./install.sh

Then restart your shell or source your profile:

• Bash/Zsh: source ~/.bashrc or source ~/.zshrc
• Fish: source ~/.config/fish/config.fish

Then run:

lumen