OpenDrop is an open source, low cost drop-off unit for animal-borne devices. Provided herein is code for device firmware and programming software (Windows binaries available under Releases). Additionally, Gerber files for PCB fabrication and CAD files for a small/medium mammal housing mould master are included.

Device firmware is written in C and requires the AVR/Atmel Studio IDE - https://www.microchip.com/mplab/avr-support/avr-and-sam-downloads-archive

Programming software is written in Visual Basic and requires the Microsoft Visual Studio IDE - https://visualstudio.microsoft.com

A more detailed overview of OpenDrop and its use in wildlife biology is covered in:

Rafiq, K., Appleby, R.G., Edgar, J.P., Jordan, N.R., Dexter, C.E., Jones, D.N., Blacker, A.R.F., and Cochrane, M. 2019, 'OpenDrop: An open-source, low-cost drop-off unit for animal borne devices', Methods in Ecology and Evolution, 10, pp. 1517– 1522. https://doi.org/10.1111/2041-210X.13231

This project is licensed under the terms of the GNU General Public License v3.0. See LICENSE for details.