Elm-CRDT is a Pure-Elm library implementing Conflict-Free Replicated Data Types, enabling concurrent editing with automatic convergence regardless of merge order or decentralization. It supports multiplayer collaboration, offline capability, complete edit history, and features like delta sync, collaborative text via Fugoe, and rich text via Peritext.
Respawn is a Rust-based content-addressed filesystem snapshot tool that enables versioning, undoing, and reverting directory states with cryptographic integrity guarantees. It supports atomic per-file reverts, tamper-evident auditing, and peer-to-peer replication over LAN without a central server, designed for safely rolling back changes made by autonomous processes.