Loro
Modern CRDT library in Rust for local-first collaborative apps. WASM bindings for the browser. Optimised for rich text + structure.
Leon Zhao + Loro Labs (China) founded. Pitch: better performance + less memory than Yjs and Automerge. Supports rich text with conflicts (Tag-based), Movable Tree (drag-drop nodes), Counter, List, Map. Powers several modern note-taking apps. Competitors: Yjs (more mature), Automerge (more academic), Diamond Types.