Devantect USB to I2C, SPI and Serial interface - RobotShop
ViperBoard I2C/SPI/GPIO USB Interface Adapter Support
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
MIKROE-1204 MikroElektronika | MikroElektronika USB SPI click MCP2210 Development Kit MIKROE-1204 | 882-8916 | RS Components
I2C / SPI Interface Tool "USB to I2C Professional" | Information transmission media for research and development TEGAKARI
SPRING PARK CH341A Series USB to SPI I2C IIC UART TTL ISP Serial Adapter EPP/MEM Converter - Walmart.com
CSR Custom USB-SPI Bluetooth Config Programmer Tool – ElectroDragon
Yocto-SPI - USB to SPI adapter (TTL 3.3V or 5V), driver-free
Interfaces in LCD Display modules SPI, I2C, LVDS, MIPI, VX1, EDP, etc.
BusPro-S SPI Exerciser - Bus Analyzers and Exercisers
Uts2210 Usb To Spi Master Hid Converter Adapter Gpio Diy Rc Electronic Toy Robot Development Board - Action Figures - AliExpress