End-to-end encryption
Posts, photos, and messages are encrypted locally. Only recipients can decrypt them.
BETA • Open Source • v0.22.0
Encrypted
Encrypted
peer-to-peer
social platform.
Share posts, photos, and messages directly with friends. Built-in protection against spam and abuse. All content is encrypted end-to-end with no central servers.
How it works
Install the app on your desktop or mobile device. Posts, photos, and messages are encrypted locally before transmission and sent directly to friends via peer-to-peer connections.
- Encryption
- Ed25519 signing, X25519 key exchange, ChaCha20Poly1305 encryption
- Transport
- Direct P2P connections using iroh protocols over QUIC
- Discovery
- Decentralized peer discovery via DHT and relay servers
- Storage
- Local SQLite databases on your devices with P2P sync, never in the cloud
Features
Decentralized social platform with strong encryption
Peer-to-peer networking
Direct connections between devices. No central servers route content.
User control
You own your data. Delete posts, leave communities, or remove friends anytime.
Native performance
Built with Rust and Tauri for fast, secure native apps across all platforms.
Open source
Full source code available on GitHub for auditing and transparency.
Community-focused
Free platform built for users, not for profit. No ads, no tracking, no monetization.
Why use Cipher
Free, secure, and completely open source
Completely free
No subscriptions, no tokens, no payments. Cipher is free to use forever.
Privacy by design
All content encrypted locally before transmission. Only recipients can decrypt messages.
Direct connections
Peer-to-peer architecture means faster messaging without central servers.
Truly decentralized
No central authority. Your data stays on your device, under your control.
Communities
Create and join communities to connect with like-minded people.
Secure file sharing
Share photos and files directly with friends, encrypted end-to-end.
Available platforms
Download Cipher for your device
Try Cipher today
Cipher is in beta. Download it, try it out, and let us know what you think.