Banana Pi - BerryClip 6led add-on DIY board
Banana Pi - GPIO extend board
DEV-12827 RS232 Shield - Raspberry Pi
Expansion Shield X300 with RTC real time clock; audio input and output; USB hub; Bluletooth, WIFI; SATA interface. Compatible with Raspberry Pi Model B+, Pi 2 Model B and Pi 3 Model B
Expansion-Board for the Raspberry Pi Computer, RoHS
GertDuino is an Arduino and Arduino Uno compatible GPIO expansion board for use with the Raspberry Pi by Gert van Loo.
The Raspberry Pi GPIO Triple Expansion Board converts the single GPIO headers on your Raspberry Pi into three parts. DFR0385
High performance full NFC compliant expansion board compatible with Raspberry Pi. EXPLORE-NFC
Expansion Board for Raspberry Pi, 2x Relays, 4x Switchs, 8x Digital Inputs, 8x Outputs, 8x LEDs, RoHS
PiRack Expansion board for Raspberry Pi, PIFACE, RoHS
Motor/power controller board for the Raspberry Pi
I/O board with LCD display, RoHS
Capacitive Touch Keypad Designed for Raspberry Pi (all versions), 16 touch keys, Interface I2C
This RGB LED HAT can be easily attached on top of the Raspberry Pi to display colorful effect, and controlled by only one signal pin.
4 Port USB HUB HAT for Raspberry Pi B+, Raspberry Pi 2 B, Rapsberry Pi 3 B; USB to UART Onboard. Waveshare USB HUB HAT