I've built an open-source Slack clone! It has threaded messages, DMs, AI collaborators, activity feed, more! It's all powered by a single @liveblocks.io multiplayer primitive—feeds. Get it ↓

Start your realtime chatting app with our latest example. It features threaded messages, DMs, AI collaborators, and more. Powered by Liveblocks Sync, each part of the app syncs live for all connected users. lblcks.io/cbeMFnT

I've built an open-source coding agent tool! Jev classifies every message—the chats are multiplayer, and humans can talk normally, but if Jev recognises a coding request or question, it hops in and triggers the correct agent. Get it + info ↓

Building a multiplayer AI app? When people and agents work in the same space, changes need to happen in realtime. Liveblocks gives you the foundation to build on. Get early-stage discounts through our startup program. lblcks.io/h9IcT7O

Build Multiplayer Products from Day One | Liveblocks for Startups

The best products are realtime and multiplayer from day one. Liveblocks is the sync engine that lets startups ship collaborative, AI-ready products in days, free to start.

lblcks.io

I've built an open-source workflow builder for Jev! Experiment with a UI—classify inputs using choices, scores, booleans; wire results into other prompts; and return a set of custom outputs. Below I've set up a support system that can help with various queries. Features ↓

It's actually multiplayer here too—it uses liveblocks.io/sync to sync document state and presence. As soon as its results are returned, I update the document with the new values, from the server.

Jev enables instant AI suggestions 👏 In this app, 20+ intelligent checks occur every time you edit a cell, immediately providing warnings. No LLMs necessary!

Care decisions aren't made by one person. They're made by a team in a room, updating the same record together. Seen Health built their own care platform around that, not around an EMR. Liveblocks powers their collaborative charting, notes, and huddles. lblcks.io/4Ooh06L

Healthcare is collaborative: how Seen Health coordinates care with Liveblocks | Liveblocks blog

Seen Health’s engineering team builds software for clinicians caring for older adults. See how the team uses Liveblocks to power collaborative clinical charting, from care plans and assessments to daily team huddles.

lblcks.io

Liveblocks for startups. Popular apps like Figma, Notion, and Linear were built with sync engines from the beginning. Our startup program gives early-stage teams discounts, so you can start from day one instead of retrofitting at Series B. lblcks.io/h9IcT7O

Build Multiplayer Products from Day One | Liveblocks for Startups

The best products are realtime and multiplayer from day one. Liveblocks is the sync engine that lets startups ship collaborative, AI-ready products in days, free to start.

lblcks.io

We made a new liveblocks.io 3D hero 💧

We've shipped a new hero. → lblcks.io/WJGKiD9

We shipped a Yjs alternative for collaborative text editing! LiveText is a new data type for @liveblocks.io. It's quicker, simpler, and smaller than a CRDT, and integrates into four popular text editors. And there's more ↓

LiveText is our new data type for collaborative text editing, and an alternative for Yjs. • Simpler, with no binary or deltas. • Creates smaller docs without tombstones. • Use with Tiptap, BlockNote, ProseMirror, CodeMirror. lblcks.io/livetext

LiveText: a new data type for collaborative text editing | Liveblocks blog

Introducing LiveText, a new primitive for adding realtime multiplayer to rich-text editors. An alternative to Yjs, it supports Tiptap, BlockNote, ProseMirror, and CodeMirror.

lblcks.io

Liveblocks Sync is the sync engine designed for the agentic web. Add conflict-resolved multiplayer to any React app, so that humans and agents can edit the same state, at the same time. lblcks.io/sync Here's how it works ↓

Introducing LiveText, part of Liveblocks Sync. Our new data type for collaborating text editing, and a replacement for Yjs. → lblcks.io/livetext

Meet Liveblocks Sync—the sync engine for the agentic web. Add collaborative editing for humans and agents, without building infrastructure. lblcks.io/sync

Liveblocks Sync | The sync engine for the agentic web

Add collaborative editing for humans and agents, without building infrastructure.

lblcks.io

diffs.com/edit is a fantastic new code editor, built by Pierre Computer Company. It's not just Monaco or ProseMirror, but a new editor built from scratch. Couldn't resist adding collaboration with @liveblocks.io!

Version history for Liveblocks Storage. You can now snapshot and restore any previous version of a room's data. Browse earlier states, preview or diff them, and roll back when you need to. Plus, set up automatic snapshots at intervals. lblcks.io/X1hptdc

How to add version history to your app | Liveblocks guide

Learn how to create version snapshots of your Storage and Yjs documents, and let users browse, preview, and restore them.

lblcks.io

Liveblocks Storage now has version history! Snapshot your room's sync engine data, browse previous versions, preview earlier states, and restore any you need. Snapshots can be saved automatically at intervals, or created manually. We've released a new data type too ↓

New in Liveblocks. • Version history—snapshot & restore sync engine data. • Upload files to our sync engine with LiveFile. • Create private comment threads. • AI slideshow example. lblcks.io/AAc4yt1

You can now upload files to @liveblocks.io! If your multiplayer app uses media, archives, or any file, `LiveFile` allows you to upload them directly to your Storage tree. Other users will see the file appear in realtime—like in this @tldraw.com clip. Learn more ↓

Introducing LiveFile. Today, we're releasing a new data type for uploading files into your collaborative app. Insert images into whiteboards, add videos into text editors, and create download buttons for documents. Learn more ↓

“It just works. The product is simple in a good way”—Varun Mohan, CTO Fragment’s schema editor used auto-polling—but users would overwrite each other, losing hours of work. After rebuilding their editor on Liveblocks, an entire class of bugs was fixed. lblcks.io/XOxrIQx

Money is multiplayer: how Fragment powers collaboration with Liveblocks | Liveblocks blog

Fragment is infrastructure for automating financial operations. See how they used Liveblocks Storage to make their schema editor multiplayer and fix their front end along the way.

lblcks.io

Build a collaborative agentic workflow builder. In CodeWithAntonio's latest video, he explains how to build a browser automation tool—in the video you it automatically loads a news website, extracts headlines, and sends an email. Video tutorial ↓

Create a collaborative workflow builder. In CodeWithAntonio's latest video, he explains how to build a browser automation tool with Liveblocks. Inside each workflow, you can assign tasks to AI, such as visiting websites, and analyzing pages. Link below ↓

Using @liveblocks.io Comments? You can now create private comment threads within a room. Set permissions to control exactly who can see and reply—ideal for internal notes and hidden feedback. How to set it up ↓

New Comments features: Private threads and a natural home for AI. Make any thread private, controlling exactly who can see and reply. And @-mention AI assistants that reply with the full thread as context. Learn more ↓

I've updated my open-source AI slideshow template! It's got a bunch of new features: ✦ Drag-and-drop elements, double-click to edit text. ✦ Editing is collaborative, users have presence. ✦ Multiplayer undo/redo, in both views. ✦ Create multiple slides. Get it ↓

Updated—AI slideshow example. We've added new features to our latest example, enabling drag-and-drop editing, realtime presence, multi-slide generation, and more. Download it ↓

I've built an open-source slide editor! ✦ Generate HTML slides with AI. ✦ Collaborative code editing. ✦ Draggable commenting. ✦ Export to powerpoint. Try it out ↓