Modern Android calendar with CalDAV sync: iCloud, Nextcloud, and more. Privacy-first, no tracking. On F-Droid.

Jackey's fun project: AI-powered household operating system for expenses, chores, calendars, shopping, meals, and shared living coordination.

Privacy-first, self-hosted CalDAV/CardDAV with shared calendars, contacts, and a web dashboard.

Self-hostable shared calendar app: member roles, invite links, recurring events, albums, audit history, and embeddable views. Go + Huma API and a React 19 SPA.