PulseReal-time collaboration for your website

Add comments, cursors, presence, P2P shared data, and more to any web app — with a single HTML tag.

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Threaded Comments

Your users can pin comments anywhere on the page, reply in threads, and @mention each other.

🎮

See every collaborator's cursor in real-time with color-coded labels and names.

👥

Drop in a single tag. Comments, cursors, and presence just work.

🎨

Match your brand with CSS custom properties. Dark mode, custom colors, fonts, and spacing.

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Create threads, comments, and more from your backend. Perfect for bots, webhooks, and integrations.

⚡

CRDT-backed SharedMap, SharedList, and SharedCounter sync peer-to-peer via WebRTC. Build kanban boards, whiteboards, and more.

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P2P state auto-saves to the server. Late joiners get the latest state instantly. Close your browser, come back later — everything's there.