A sovereign-cloud alternative to NextCloud — self-hosted or cloud-hosted, with zero footprint on your devices.
BlueSky is a self-hosted personal productivity platform with 14 integrated modules covering tasks, email, calendar, documents, photos, recipes, finance, health tracking, security, and more.
- Self-hosted sovereignty — deploy with Docker, HTTPS reverse proxy, and Tailscale. Your data never leaves your infrastructure
- Zero-footprint web client — works on any device including mobile. Delete the bookmark and nothing exists on your phone
- Native desktop client — Qt6/C++ cross-platform app for Linux, Windows, and macOS
| Module | Description |
|---|---|
| Tabula | Productivity — Calendar, Lists, Notes, Contacts |
| Epistula | Communications — Email, Mail, Packages |
| Vitae | Health — Blood Pressure, Glucose, Weight, SpO2 |
| Pecunia | Finance — Ledger, Budgets, Reports, Bills |
| Imago | Photos — Gallery, Albums, Upload, Faces |
| Bibliotheca | Books — Library, Browse, Audiobooks |
| Culina | Recipes — Recipes, Pantry, Meal Plans |
| Archivum | Documents — Archive, Files, Scan, Cloud |
| Officina | Office — Documents, New Document, NAS |
| Praesidium | Security — Passwords, 2FA, Keys, Audit |
| Cognitio | AI — Intelligence Tools |
| Spectacula | Media — Movies, TV Shows, Music |
| Portae | Access Portal — Remote Desktop, SSH, VNC |
| Tempestas | Weather — Current, Forecast, History, Alerts |
Qt6/C++ native application with sidebar navigation and full module support.
- Backend: FastAPI + PostgreSQL + Docker
- Web Client: HTMX + Jinja2 with dark theme
- Desktop Client: Qt6 / QML / C++20
- Office Integration: Collabora Online (LibreOffice), Microsoft 365, Google Workspace
- Email: Full IMAP client with smart views, unified inbox, threading, and WebSocket real-time updates
In active development. Not yet open source.
Copyright 2025-2026 Skylark Software LLC. All Rights Reserved.
