Webmaster Tools

Open source WebSocket server compatible with the Pusher protocol providing a self-hosted real-time messaging solution.

Open protocol and reference implementation for real-time communications using Server-Sent Events for push updates.

Library enabling real-time bidirectional event-based communication between browser clients and servers with fallback su...

High-performance CRDT implementation enabling real-time collaboration with conflict-free synchronization for shared edi...

Ahrefs Webmaster Tools provides free website auditing and backlink monitoring for site owners using Ahrefs' comprehensi...

Open source deployment platform for AI agents, multiplayer apps, and real-time collaboration using Cloudflare Durable O...

Client-side sync framework for building collaborative multiplayer web apps with offline-first conflict-free data.

Open source scalable real-time messaging server supporting WebSockets and SSE with built-in presence and history featur...

CRDT library for building collaborative applications that automatically merge changes from multiple users without confl...