I2C Multiplexer pHAT - 8-channel I2C expander module for Raspberry Pi

Raspberry Pi Expansion Board, Supports Arduino XBee. Waveshare ARPI600

KAmodRPi-Pmod-HAT is a HAT for Raspberry Pi 5/4B/3B+/3B/2B/B+ minicomputers that allows use of the communication interfaces available on the 40-pin minicomputer connector

Module with 16-channel IO expander MCP23017 controlled by the I2C interface. Designed for minicomputers Raspberry Pi. Adafruit 4132

The expansion module is designed to work with a portable computer built into the Raspberry Pi 400 keyboard. The board has two 40-pin connectors placed in a vertical position and a connector for RPI 400 at an angle of 45 °. Waveshare PI400-GPIO-ADAPTER-C

A pin expander designed to work with the Raspberry Pi. It provides 2 UART and 8 GPIO interfaces and communicates via the I2C bus. SB Components 14873

The expansion module is designed to work with the Raspberry Pi 400. The board has a 40-pin connector placed in a vertical position and a connector for RPI 400 at an angle of 45°. Adafruit 4863

A mini module with a Qwiic connector designed for Raspberry Pi minicomputers. Qwiic SHIM uses a unique connector that snaps into the GPIO connector for a secure, solder-free connection. SparkFun DEV-15794

Shield with Qwiic connectors designed for Raspberry Pi minicomputers. It allows you to easily connect the minicomputer with the Qwiic sensor system. SparkFun DEV-15945

The expansion module is designed to work with the Raspberry Pi 400. The board has a 40-pin connector placed in a vertical position and a connector for RPI 400 at an angle of 45°. Adafruit 4862

A pin expander designed for Raspberry Pi boards. It is equipped with a standard 40-pin connector for connecting a minicomputer and five sets of 2x20-pin outputs for connecting expansion modules. Pimoroni PIM322

The DFRobot IO Expansion HAT module provides additional digital, analog, I2C, PWM, UART and SPI outputs. Thanks to its small size, it fits perfectly with Raspberry Pi Zero and Zero W. DFRobot DFR0604

A set of accessories for connecting the Raspberry Pi minicomputer to the Qwiic ecosystem. Includes 16x2 LCD display module, IMU 9DOF module, SHIM board and Qwiic cables. SparkFun KIT-16987

GrovePi + is an extension in the form of a HAT overlay intended for Raspberry Pi computers (B / B + / A + / 2/3/3 +). The module has 15 connectors to which modules / sensors compatible with the Grove standard can be connected. Seeed Studio 103010002

KAmodRPi400-ADP is a board designed for a Raspberry Pi 400 computer that allows you to conveniently connect modules designed for older versions of the Raspberry. Moreover, it allows to connect modules equipped with Pmod and Kamami I2C connectors.

DEV-14459

Universal GPIO expansion board compatible with Raspberry Pi 4/3/2 Model B and Model A with assembly kit required to mount the board to the Raspberry Pi minicomputer.