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freq

Secure, stateless TUI chat and voice. Drop into a frequency and broadcast. Zero logs, zero identity, end-to-end encrypted.

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Watch the Freq Demo

This is between two different devices on different Operating Systems and different terminals

Install

pip install freq-cli

Usage

freq

Inside the app:

Command Action Example
/tune <frequency> Join a frequency /tune 104.5 or /tune flavortown
/nick <name> Set your display name /nick flavorpheus
/leave Disconnect /leave
Ctrl+R Toggle audio streaming Press Ctrl+R to start/stop
(Type anything else) Send an encrypted message Hello!

How it works

  • You type a frequency. The client uses Argon2id to derive a 32-byte AES key from that string.
  • The client connects to the relay server and joins a room identified by the SHA-256 hash of the AES key. The server never sees the frequency or the key.
  • All messages and audio are encrypted with AES-256-GCM before leaving your machine.
  • Audio uses real-time streaming — each ~100ms chunk is encrypted and sent individually. Multiple voices are mixed with numpy for overlapping audio.
  • The server is a stateless blind relay. It broadcasts encrypted blobs to the room and stores nothing.

Security

Layer Implementation
Key derivation Argon2id (64 MiB, 3 iterations)
Encryption AES-256-GCM with random 12-byte nonce
Room identity SHA-256 of AES key (server never sees frequency)
Transport WSS (TLS) to relay server
Identity None. No accounts, no keys on disk, no persistent state.

Requirements

  • Python 3.10+
  • A microphone (for audio streaming)
  • A terminal that supports 256 colors

Metadata

Release files for freq-cli 0.1.4

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