Welcome! operates 100% on the client side inside the browser.

1. Data Storage: All user preferences, local tasks, and settings are saved locally using chrome.storage.local.
2. Microsoft Graph: When you connect Microsoft To Do, authentication is handled directly via Microsoft OAuth 2.0 PKCE. Your access tokens and task data are communicated exclusively between your browser and Microsoft Graph (graph.microsoft.com).
3. No Tracking: There are zero analytics, zero external tracking pixels, and no third-party backend servers.
4. Official Project & Privacy Notice: https://yasp.site/projects/welcome/#privacy-guarantees