Amazon.com: 4 in 1 Raspberry Pi Zero Adapter Kit, Mini-HDMI to HDMI, Micro USB to USB, Male GPIO Header, Pi GPIO Plus Reference Board : Everything Else
Numato and Pi Supply generic USB GPIO boards
Usb To Iic Adapter Can / Spi / Gpio / Pwm / Adc Compatible Zhou Ligong Adapter Supports Android - Instrument Parts & Accessories - AliExpress
![Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C [USB C & Stemma QT] : ID 2264 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits](http://www.adafruit.com/images/480x360/2264-05.jpg "Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C [USB C & Stemma QT] : ID 2264 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits")
Adafruit FT232H Breakout - General Purpose USB to GPIO, SPI, I2C [USB C & Stemma QT] : ID 2264 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB-TO-GPIO
IAN CANADA BridgePi Adapter USB Interface to GPIO - Audiophonics
USB-TO-GPIO Texas Instruments | Texas Instruments Development Kit USB-TO- GPIO | 162-8466 | RS Components
Texas Instruments Development Kit USB-TO-GPIO | RS
SparkFun USB to Serial GPIO Breakout - CP2103 - BOB-00199 - SparkFun Electronics
USB-TO-GPIO Texas Instruments | Mouser
USB-TO-GPIO2 Texas Instruments | Development Boards, Kits, Programmers | DigiKey
16 Channel USB GPIO Module With Analog Inputs | Numato Lab
Brrnoo Mini HD To HD Adapter + Micro USB To USB Female Power Cord + 40P For Raspberry Pi Zero Pin Kit,For Raspberry Pi Zero W Kit - Walmart.com
SparkFun USB to Serial GPIO Breakout - CP2103 - BOB-00199 - SparkFun Electronics
WANYNG Raspberry Pi Zero Mini-HDMI Male To HDMI Female+Micro USB To USB+Male GPIO BK - Walmart.com
USB-TO-GPIO2 Texas Instruments | Mouser
USB-TO-GPIO Texas Instruments | Mouser
DLN-2 USB-I2C/SPI/GPIO Adapter
Amazon.com: ViewTool Ginkgo USB to SPI Adapter Converter Support Windows/Linux/MAC/Android/Raspberry Pi USB-SPI Compatible with CAN/SPI/UART/ADC/DAC/GPIO : Electronics
Cerevo FlexTally GPIO/USB Converter for Select CDP-FT01-VMON B&H
UTA0201 Bus Adapter High-speed USB To SPI I2C PWM ADC GPIO UART CAN LIN Adapter | eBay
