Question 1

What is Quack?

Accepted Answer

Quack is a lightweight native desktop editor with first-class AI. Run parallel agent sessions, review diffs in place, and use the agent providers you already signed into — MIT open source, local, no telemetry.

Question 2

Is Quack free?

Accepted Answer

Yes. Quack is MIT open source and free to download. Optional setup and consulting are available for teams who want hands-on help.

Question 3

Which AI providers are supported?

Accepted Answer

Codex, Claude Code, Cursor, Antigravity, Grok, Factory Droid, Kilo, OpenCode, Pi, and Astronaut. Sign in with the accounts you already have — Quack does not resell model access.

Question 4

What platforms does Quack support?

Accepted Answer

Quack is available for macOS 12.0 or later (Apple Silicon). Current version is 2.0.0.

Question 5

Is my data safe?

Accepted Answer

Yes. All your data stays on your machine. Quack uses local storage only — no cloud sync, no external servers, no tracking. Your code, conversations, and projects never leave your computer.

Using the Brain