Reservations open now. Assembled OpenCollars, built by openpasture. Reserve now

Help build it,
or follow along.

  • OpenCollar firmware

    nRF Connect SDK, low power, a geofence that never leaves an animal without a line.

  • OpenCollar power

    Solar, LiFePO4, and a season without anyone charging anything.

  • OpenCollar radio

    GNSS antennas on a moving neck, LTE-M, and what happens with no signal.

  • OpenCollar board and enclosure

    A sealed top unit you can still open and repair.

  • openpasture map app

    Drawing, dragging, and sending a boundary from a phone in a field.

  • openpasture agent

    Skills, tools, and evaluations for the decision layer.

Shipped one of these? Write.

Tell Cody what you've built. He reads these himself. The OpenCollar repo and the openpasture software are on GitHub.

Or email cody@openpasture.dev.

Build log

Dated entries, written as it happens.

Read the log

GitHub

The openpasture software, in the open, AGPL-3.0.

View the source

X and LinkedIn

Longer posts on Cody's profiles, linked here as they land.

Out of pocket, for now.

Parts, test gear, and model costs come out of Cody's pocket. Help is welcome and will be handled transparently. There's no payment link until a real destination exists.