Field Day is an open-source toolkit for collecting and managing wildlife research data. It supports capture-mark-recapture studies and other field workflows through two connected applications: an offline-capable mobile data collector and a desktop-friendly data manager.
A mobile-first React application designed for researchers working in remote locations.
- Collect observations while offline and sync them when connectivity returns.
- Use structured forms and predefined answer sets for consistent data entry.
- Securely access projects with Google authentication.
A responsive web application for reviewing, managing, and exporting data collected with the MDC.
- Browse, sort, and edit observations in a streamlined table.
- Export research data to CSV.
- Create and update answer sets for structured field forms.
| Area | Technologies |
|---|---|
| Frontend | React, Vite, Tailwind CSS |
| Backend | Firebase, Cloud Firestore |
| Documentation | Asciidoctor |
Field Day is sponsored by Professor Heather Bateman, Professor and Researcher of Biology.
Contributions that make field research workflows more reliable, accessible, and efficient are welcome. Read the Contribution Guide or explore the Field Day repositories to get started.

