There are 1 repository under breakout-board topic.
AD8232 Heart Rate Monitor
Cherry MX Breakout Boards with reverse-mounted addressable RGB LED and hot-swap.
Breakout board for the HTU21D digital humidity sensor.
Collection of AVR Development Boards
simple and cheap 16 channel logic analyzer based on Cypress CY7C68013A development board
Prototyping board combined with the fundamental parts of a guitar stompbox.
ESP32-S3-WROOM-1 Breakout Board
1/2 channel 4-20 mA to voltage converter boards using LMP8640 current sense monitor.
A breakout board for the LPM013M126C MIP display from JDI
A GameBoy card slot breakout board.
An LT3045 breakout board in 78xx size
This breakout board for the TI ADS1293 Analog front-end IC comes with with three High-Resolution Digital ECG Channels With Simultaneous PACE Output.
Breakout board for TMP102 digital temperature sensor
Product 10724 9 DOF Sensor Stick
Breakout board for the XL7105-SY-B 2.4GHz RF transceiver module
The Beefcake Relay Control Kit contains all the parts you need to get your high-power load under control.
A breakout board for connecting USB-C to a breadboard
USB Type C to Serial port convertor boards for new MacBooks and other laptops
Breakout board for common telephone connector and cable. Handy for I2C connections.
Just another pair of MIDI breakouts
TLV493D Breakout 3D magnetic sensor for Arduino
Logging data, collected from custom pcb board, into SD card, using Arduino Pro mini
Kicad/Gerber files for the Teensy 3.5 Breakout Board
ADS1231 Breakout
A MPTT Solar Charger with the LT3652 from Linear Technology in a Hi-Link power supply footprint.
Arduino Library for the VCNL Distance Sensor and Breakout Board
A universal controller to manage different I²C sensors.
Open-source breakout board for the inexpensive BC660K modem by Quectel
Helix daughterboard docs.