Show HN: Symmetric encrypted chat (text, file, audio, video) in browser

Category: web-framework

Tags: encryption, webrtc, chat, blazor, privacy

Score: 6.3/10 (Innovation: 6, Technical: 7, Documentation: 7, Utility: 5)

A symmetric-key encrypted chat application supporting text, files, and WebRTC-based audio/video calls, with client-side AES-256-CTR encryption and optional on-device transcription. It stands out for its detailed implementation of encrypted media streams, adaptive quality, and privacy-focused features like lazy model loading.

Target audience: privacy-conscious developers and self-hosters

Repository: https://github.com/amir734jj/symmetric-crypto-chat-room · JavaScript · MIT · 6 stars

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