Tools & Resources

## CircadiaLog In Development Web App (PWA) CircadiaLog is a multi-tenant sleep research platform built as a Progressive Web App (PWA). Designed for multi-centre clinical trials, it provides participants with a mobile-first sleep diary while giving research staff real-time dashboards, automated compliance monitoring, and full data export. Each study operates in complete data isolation with its own branding and configuration. The app is built entirely with vanilla JavaScript — no frameworks — prioritising long-term maintainability and minimal dependencies. **Key features:** - Mobile-first PWA for daily sleep diary logging by participants - Multi-centre architecture with full data isolation between studies - Role-based access: participants, research staff, site admins, super admins - Real-time staff dashboards for compliance monitoring - Automated reminders and compliance alerts - Full data export (CSV/JSON) for analysis - Built with vanilla JavaScript — zero framework dependencies