8th June 2025
Tool
Multi-Tab Sync Chat
— Send chat messages that synchronize instantly across multiple browser tabs using the Broadcast Channel API. Each tab displays messages sent from other tabs with a sync indicator, allowing real-time communication without requiring a backend server. Open multiple tabs of this page to see messages propagate automatically across all instances.
Recent articles
- Is Claude Code going to cost $100/month? Probably not - it's all very confusing - 22nd April 2026
- Where's the raccoon with the ham radio? (ChatGPT Images 2.0) - 21st April 2026
- Changes in the system prompt between Claude Opus 4.6 and 4.7 - 18th April 2026