Arduino code for a Back to the Future digital speedometer build.
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Dec 1, 2017 - C++
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freematics
Here are 8 public repositories matching this topic...
Freematics ONE+ HA Integration with Firmware Fork from the official source code repository for Freematics
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Mar 25, 2026 - C++
A version of FreematicsCell which adds SIM7600 & better GPS functionality
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Feb 9, 2023 - C++
55b Telematics OBD-II Freematics ONE+ adapter
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Jul 28, 2023 - Python
A driving log for your own car, kept on your own computer: an OBD-II dongle, your iPhone as the relay, a server you run and a web dashboard. No cloud, no account. This is the front door: docs, roadmap and the shared protocol contracts.
privacy esp32 gps self-hosted homelab obd2 freematics cairn local-first vehicle-telemetry protocol-spec
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Oct 12, 2026 - Go
iPhone GPS for ESP32 OBD-II dongles over BLE. Fixes poor GNSS lock for in-car data loggers. Swift, SwiftUI, CoreLocation, CoreBluetooth, NimBLE.
swift ios esp32 gps telemetry iphone ble bluetooth-low-energy corebluetooth automotive gnss corelocation obd2 nimble data-logger obd-ii freematics swiftui blue-oak-model-license
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Oct 15, 2026 - Swift
Firmware for the Cairn in-car dongle (Freematics ONE+ Model B, ESP32): encrypted trip bundles on SD, offloaded over BLE through the phone. No Wi-Fi, no network credentials.
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Oct 15, 2026 - C
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