Pulse
Realtime whiteboard — presence, operations, deterministic CRDT merge.
Live
Whiteboard
Draw with mouse or touch — every stroke becomes a CRDT op in the log below.
Click and drag to draw.
Tools
Brush, peers, and network controls.
Color
4px
Presence
Live peers, straight from PresenceManager.
- Youyou
No collaborators online — toggle them on to watch Maya and Leo draw.
Network & stats
Live measurements from OpStats, the op log, and the partition queue.
Operations
0
ops in the log
Avg ack latency
0.0 ms
send → ack
p95 ack latency
0.0 ms
nearest-rank
Peers online
0
via presence heartbeats
Divergence
0
ops queued behind partition
Ack latency
Measured send → ack round-trips, live from OpStats.
Draw something — latency samples appear here.
Op inspector
Every op, with its merge decision.
No ops yet. Draw on the canvas or wait for a collaborator.