Versatile, feature-rich firmware for ALL revisions of Vaisala RS41 radiosondes, supporting factory-calibrated sensors (silver boom and pressure board), excellent GPS performance, Horus/APRS/Morse/RTTY/Pip/Fox radio modes and more! Project usage is straightforward, with web flasher and guided configurator.

StratoSoar MK3, an autonomous glider meant for high-altitudes, accessible to everyone

ESP32 based 1 Watt LoRa (433 MHz) development board for APRS, Meshtastic, TinyGS

A cheap, mobile LoRa High Altitude Balloon receiver for Arduino based on esp32 and sx1278 with support for GPS, SSDV, a web interface and an OLED display.

Arduino sketch for a High Altitude Balloon tracker for ESP32 and sx127x, sx126x, RF69, LLCC68 or RFM9x. Supports LoRa, LoRa-APRS and APRS, RTTY, Horus V1 4FSK, Horus V2 4FSK, Horus V3 4FSK and SSDV. Supports LoRa uplink.

4FSK HorusBinary V1 and V2 compatible HAB tracker for SX127x and Arduino Pro mini

Scrape the wspr database for telemetry from high altitude balloons. Decode the telemetry and post this to sondehub

Yocto meta layer for Winsystems ITX-P-C444 with Mender integration and HAB

Planktos is an image recognition model tailored for classifying various species of phytoplankton. Built using cutting-edge machine learning algorithms, this tool enables researchers and environmentalists to automate and accelerate the identification process, enhancing studies in marine biology and ecology.

High Energy Lightning Emission Network, triangulation of Terrestrial Gamma Ray Flash location using four separate radiation detection payloads. REPOSITORY MOVED TO https://github.com/pbbp0904/HELEN

Bridge from TheThingsNetwork to Sondehub

Support for CW ident beacon, WDT and switching on GPS only mode on the ATGM336 for power saving

Cpp tool to allow a payload to reach airborne mode 1g (up to 50,000m - 164,000ft) ensuring constant telemetry signals and automatic post on a google sheet.ry

Software for analyzing wind diversity of atmospheric winds from radiosonde, ERA5, and GFS sources.

Project Thunderstorm aims to launch high altitude balloons into thunderstorms in order to collect data. Multiple balloons will be launched to take data points at different points in the thunderstorm and to use a mesh network to help deliver information throughout the thunderstorm.

Offline-first desktop app for Near Space Investigation® (NSI) high-altitude balloon missions: mission planning, live telemetry, in-app flight prediction, and device management. By Atlantis Educational Services, Inc. for the Near Space Investigation® program.

Code for image classification model of HABs in the Baltic Sea

Repository for the SOBC project. v1.0 available. Development stopped until Summer 2025

Arduino sketch for a High Altitude Balloon tracker for ESP32 and sx127x, sx126x, RF69, LLCC68 or RFM9x. Supports LoRa, LoRa-APRS and APRS, RTTY, Horus V1 4FSK, Horus V2 4FSK, Horus V3 4FSK and SSDV. Supports LoRa uplink.

LoRa APRS Tracker for pico balloons, high altitude balloons and drones