open-source

OpenLog

A tiny UART-to-microSD recorder for sensor readings, debug messages and experiments away from a computer.

Remix this board → View source on GitHub ↗

License: CC BY-SA 4.0
Source revision: V15
Last mirror: Sep 10, 2026
Git commit: 140fe56ee7d3

About OpenLog

A tiny UART-to-microSD recorder for sensor readings, debug messages and experiments away from a computer. Original two-layer design for adaptation to ViaGrid; rerouting and testing are required.

Published design files

Development & tools · two copper layers
Open source (CC BY-SA 4.0) · SparkFun Electronics
Mirrored at 140fe56ee7d3

Canonical source stays in the upstream git repository (and in WalGit after a successful mirror push). Generated renders and 3D models use artifacts/viagrid/openlog/140fe56ee7d3912b1d35d2c85ed2769f15572a08/14c7085c8ee5954a on the artifact CDN and are not checked into git.