Get Cyréna

Download Cyréna

Offline-first. Model-agnostic. Choose your platform.

Cyréna Desktop

Offline-first. Model-agnostic. Traditional windowed interface.

Chat, extensions, coding tools, and all platform capabilities in a traditional windowed interface. Runs entirely on your machine with optional cloud model connections.

Windows
x64 ~130 MB
Installer
ARM64 ~130 MB
Installer
.zip Portable archive
x64
.zip Portable archive
ARM64
Linux
x64 ~220 MB
Download
ARM64 ~220 MB
Download
macOS
ARM64 ~100 MB
Download
x64 ~100 MB
Download
Windows SmartScreen warning during alpha. While Cyréna is in alpha, Windows may show a SmartScreen or Defender warning when running the installer. This is expected for unsigned applications — click More info → Run anyway to proceed.

System Requirements

8 GB RAM minimum
500 MB free disk space
libfuse2 (Linux only)
Ollama (optional, for local models)
Local models need more resources. Running AI models locally (via Ollama) requires additional RAM and VRAM depending on model size — typically 4–16 GB extra.

All Releases on GitHub

Prefer to build from source? Want an older version? Every release is on GitHub.

View Releases

Ready to get started?

Once installed, check out the Getting Started guide to configure your first connection.

Getting Started Guide