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Privacy Policy
Last updated: April 2026
Overview
Shellack is self-hosted. No data is transmitted to anyone. Everything runs on your machine.
What it processes
- Slack messages mentioning the bot
- Voice messages — transcribed locally, deleted after
- File paths configured in your projects
- Context — in-memory, gone on restart
Third-party services
| Service | Purpose | Credential |
| Anthropic | AI | Your API key |
| Slack | Messaging | Your bot token |
| GitHub | Issues | Your access token |
What it does NOT do
- Collect telemetry
- Phone home
- Store data off your machine
- Retain data after restart
Contact
Open an issue.