
Liveblocks

Build multiplayer apps and AI copilots with realtime sync, conflict resolution, and ready-made collaboration features. No backend needed.
Editor's Verdict
Key Takeaways
- Realtime Infrastructure
- Presence
- Broadcast
- Storage
In-Depth Review: What is Liveblocks?
Liveblocks provides the infrastructure to handle concurrent edits on shared data, enabling people and AI agents to collaborate in realtime. It offers features like presence, storage, comments, threads, and AI copilots, with conflict resolution via CRDTs. Developers can integrate seamlessly with React SDKs and pre-built components to add multiplayer, co-editing, and annotation capabilities to their apps. Trusted by leading teams, Liveblocks ensures scalability, security, and offline support.
Core Features
Realtime Infrastructure
Provides the infrastructure for multiplayer apps and agents, handling concurrent edits on shared data.
Presence
Shows online users, cursors, and selections in real time.
Broadcast
Sends temporary event signals to all connected clients.
Storage
Persistent synced data and file storage with conflict resolution using CRDTs.
Feeds (Beta)
Provides messages and activity logs for collaborative context.
Threads
Enables contextual conversations within the app.
Comments
Allows contextual commenting with mentions, emoji reactions, and threads.
Multiplayer
Supports realtime co-editing, presence, and collaboration like Figma or Google Docs.
AI Copilots
Individual AI assistants that can take actions on behalf of the user, with agent presence and multiplayer editing.
Notifications
Smart alerts with in-app, email, Slack, Teams, and web push channels.
Offline Support
Keeps working offline and syncs automatically when reconnected.
Multiplayer Undo/Redo
Each user maintains their own history even in shared environments.
Pricing
Free
- 3,000 realtime collaboration minutes
- Unlimited monthly active users
- Unlimited monthly active rooms
- 10 simultaneous connections per room
- 200 comments created
- 512 MB file storage
- 24-hour version history
- Community support
Pro
- Everything in Free
- $30 monthly credits
- Remove Liveblocks branding
- AI Copilots re-index interval
- 20 simultaneous connections per room
- 30-day version history
- Email support
Team
- Everything in Pro
- $600 monthly credits
- 50 simultaneous connections per room
- 90-day version history
- Public/private comments
- Higher webhook event frequency
- SAML SSO
- Private Slack channel
Enterprise
- Everything in Team
- Volume discounts
- Multi-region hosting
- Management API
- SCIM & directory sync
- Advanced permissions
- Custom support SLA
- 99.99% uptime SLA
Pros and Cons
Pros
- Realtime Collaboration ReadyProvides ready-made multiplayer, comments, and AI copilot features with minimal code.
- First-Class Developer ExperienceReact pre-built components and SDKs make integration fast and intuitive.
- Scale and ReliabilityBuilt for scale with 99.99% uptime, global edge network, and conflict-free CRDTs.
- Offline SupportUsers can work offline and sync automatically when reconnected.
- Collaborative AIEnables human-AI collaboration with agent presence and multiplayer editing.
Cons
- Limited Free TierFree plan restricts simultaneous connections to 10 and realtime minutes to 3,000.
- Pricing Can Be HighPro and Team plans may be costly for small teams or startups on a budget.
- Dependency on External InfrastructureRelies on Liveblocks servers; custom self-hosting not available.
- Complex Feature OverheadMay be overkill for simple apps that only need basic realtime sync.
- Learning CurveDevelopers need to learn Liveblocks specific APIs and concepts like rooms, presence, and storage.
Use Cases & Recommended Professions
Software Engineer→ View Toolkit
Needs to integrate multiplayer and collaboration features without building complex realtime infrastructure.
Product Manager→ View Toolkit
Wants to quickly add engaging collaborative and AI features to drive user retention and revenue.
UX/UI Designer→ View Toolkit
Requires pre-built components for comments, cursors, and multiplayer to prototype collaborative interfaces.
AI/ML Engineer→ View Toolkit
Looking to build AI copilots that can collaborate with users in real time on shared data.
Startup Founder→ View Toolkit
Seeks to accelerate time-to-market with ready-made collaboration features and scalable infrastructure.
DevOps Engineer→ View Toolkit
Needs a managed realtime service that handles scaling, security, and compliance (SOC 2, HIPAA).
Frequently Asked Questions
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View Detailed Comparison →ℹ️ Curation Disclosure: The overview and features of Liveblocks were synthesized using AI and fact-checked by our curation team to ensure accuracy.











