flxzt/rnote: Sketch and take handwritten notes.

Rnote is an open-source, vector-based drawing app designed for sketching, handwritten notes, and document annotation. It features an adaptive UI for stylus input, pressure-sensitive stroke styles, shape creation, content manipulation tools, document import/export in various formats, and customizable backgrounds. Written in Rust and GTK4, it supports multiple platforms with relevant installation instructions and troubleshooting tips. The app is under active development with an unstable file format, prompting occasional downgrades for compatibility.