Liveblocks

Liveblocks is a collaboration platform that gives developers the building blocks and infrastructure to enable people and AI to work together inside their apps. Founded in 2021, it offers ready-made features like contextual comments, real-time multiplayer presence, collaborative AI agents, and smart notifications—all deployable in just a few lines of code. The platform is trusted by fast-growing startups and established companies shipping collaborative experiences to millions of users, and is backed by a battle-tested WebSocket infrastructure with 99.99% uptime and SOC 2 / HIPAA compliance.

Key Features:

• Comments — Add contextual comment threads, emoji reactions, mentions (user, group, AI), and resolve workflows directly inside your product using pre-built React components.
• Multiplayer — Enable real-time collaboration with live avatar stacks, live cursors, live selection, conflict-free CRDT data storage, multiplayer undo/redo, and offline support.
• AI Agents — Integrate collaborative AI agents that can be mentioned in threads, take frontend actions, and connect to LLMs from Anthropic, OpenAI, and Google Gemini via Liveblocks AI Copilots.
• Notifications — Embed an in-app inbox with support for email, Slack, Microsoft Teams, Web Push, and webhook channels, plus user-level batching and notification settings.
• Collaboration Infrastructure — WebSocket edge network, connection engine, webhooks, developer dashboard, and monitoring tools handle scaling to any traffic without complex configuration.
• DevTools Browser Extension — Inspect and debug your collaborative experiences directly in the browser during development.
• SDKs & Integrations — Official packages for JavaScript, React, Redux, Zustand, Yjs, Tiptap, BlockNote, Lexical, ProseMirror, Quill, Monaco, CodeMirror, and a REST API.
• Next.js Starter Kit — Kickstart a collaborative Next.js app with a pre-configured template that includes authentication, comments, and multiplayer out of the box.
• Version History — Built-in version history for all collaborative documents, with an unlimited history add-on available on paid plans.
• Enterprise Security — SOC 2, HIPAA BAA, SAML SSO, SCIM directory sync, multi-factor authentication, role-based access control, and 99.99% uptime SLA for enterprise customers.