OpenIVario Wiki:

• UpdatedMar 18, 2025
• C

vSpeed Vario - DIY Paragliding Variometer

• UpdatedNov 10, 2020
• C++

An ESP32 based variometer made for paragliding. (GPS, variometer, altimeter, compass)

• UpdatedApr 12, 2021
• C

PCB design Vario sensor

• UpdatedFeb 24, 2025

Kicad schematic and layout for ESP32-C3 + MPU9250 + MS5611 audio vario

• UpdatedMay 14, 2024

An XCSoar-targeted sensor using esp32, mpu6050 in DMP mode and ms5607 (despite the class names) pressure sensor and GPS, publishing NMEA sentences on serial port.

• UpdatedAug 10, 2020
• C++

Vertical speed indicator for Android devices (including wearables) with barometric sensor.

• UpdatedAug 18, 2023
• Java

This module contains the algorithms for the larus soaring flight sensor

• UpdatedMar 17, 2025
• C++

GPS/SD Arduino based Paragliding Variometer

• UpdatedMar 17, 2019
• C++

ESP32 based realtime Variometer for paragliding and hanggliding

• UpdatedAug 17, 2022
• C++

Overview and entry point for Project

• UpdatedMar 15, 2025
• Python

Firmware recent pour GnuVario

• UpdatedMar 15, 2025
• C++

Lua applications for JETI DC/DS transmitters

• UpdatedOct 23, 2024
• Lua

https://vimeo.com/328926980 quick and dirty hack to get good vario performance with huawei mate 20 lps22hb pressure sensor

• UpdatedApr 7, 2019
• C++

Arduino-based "autopilot" code for soaring model airplanes.

• UpdatedSep 14, 2020
• C++

Firmware for Larus sensor MK1 and MK2

• UpdatedMar 17, 2025
• C

Vario Gps parapente ESP32-2432S028 tactile

• UpdatedMar 2, 2025
• C++

Variometer (variable inductor) OpenSCAD generator and related files

• UpdatedMar 30, 2023
• OpenSCAD

3D printed custom case for Kobo Mini and BlueFly Vario.

• UpdatedNov 25, 2020

Yet another vario based on ATmega328, BME280 baro sensor and SSD1306 OLED display

• UpdatedSep 11, 2021
• C++