Math Resource: The Centre for Education in Mathematics and Computing (CEMC) (kidswholovemath.substack.com)

No login required. It uses WebRTC for E2E encryption and direct STUN connections by default (free). Pro adds TURN relay, multi-peer rooms, file uploads, and themes.

Landing page: https://ditch.chat GitHub: https://github.com/razchiriac/tunnel-chat

Would love feedback from folks who use CLI tools for quick collaboration, pair programming, or ephemeral messaging.

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