I built these electronics devices

3.3V UART Framework Expansion Card

Framework Expansion Card

UART interace expansion card for Framework computer.

5.0V UART Framework Expansion Card

Framework Expansion Card

UART interace expansion card for Framework computer.

Cananka

Interface

USB to CAN bus interface.

Cananka HAT

Interface

CAN bus interface for Raspberry Pi.

Cananka Mini

Interface

USB to CAN bus interface.

OLED Framework Expansion Card

Framework Expansion Card

OLED I2C interace expansion card for Framework computer.

ResetBox

Other

Reboot control.

RS-232 Framework Expansion Card

Framework Expansion Card

RS-232 expansion card for Framework computer.

RS-485 Framework Expansion Card

Framework Expansion Card

RS-485 interace expansion card for Framework computer.

TmpUsb

Interface

Self-erasing drive.

Device that follow are no longer maintained or supported (but might work regardless

AgIR

Interface

USB to IR cable alternative compatible with Agilent U1173A

Binarko

Other

Teaching children binary numbers.

Cananka USB-RJ45

Interface

USB to CAN bus interface.

CyberCard

Interface

Alternative to RMCARD205.

Elsidi

Interface

Hitachi HD44780 controller.

ESP8266 Plug

Interface

Easier flashing of ESP8266 board.

Low Profile PCI Fan

Other

Bracket for mounting fan.

RetroHAT

Other

Connection for multiple switches/buttons to Raspberry Pi using its GPIOs.

UsbAmps

Measurement

UsbAmps is a small USB pass-through device that measures current, voltage and power for USB 2.0 devices.

UsbUart

Interface

USB to 5V TTL UART converter.

UsbVia

Measurement

Exposing USB wires for easier current and voltage.

Vout

Measurement

Low voltage splitter with voltage/current monitoring.