IBroadcastChannel

Cross-tab messaging.

• Wraps: Broadcast Channel API
• MDN: Broadcast Channel API
• Home: Rask.Core.Browser (all hosts)
• Shape: subscription (pushes to a callback)
• Availability: Web/Server ✅ · PWA/WASM ✅

See also

• Source: IBroadcastChannel.cs
• Capability matrix
• Browser APIs — the narrative map