The official firmware for Meshtastic, an open-source, off-grid mesh communication system.
Wifi & BLE driven passenger flow metering with cheap ESP32 boards
Cairn: custom MeshCore companion firmware with a touch UI for the Wio Tracker L2 Pro, Heltec V4 and LilyGO T-Display SF32, plus builds for the Wio Tracker L1 Pro, Heltec T096 and about 30 preview boards. Works with the official MeshCore apps. Release images.
ESPHome component to monitor and control a Jikong Battery Management System (JK-BMS) via UART-TTL or BLE
E-Ink-Abfahrtsdisplay für MVG/MVV-Haltestellen (Heltec Vision Master E290)