The Raspberry Pi B+ / Pi 2 / Pi 3 / Pi 4 has landed on the Maker World like a 40-GPIO pinned, quad-USB ported, credit card sized bomb of DIY joy. And
Raspberry Pi Breakout Boards
Adafruit Assembled Pi Cobbler Plus - Breakout Cable - for Pi B+/A+/Pi 2/Pi 3 : Electronics
Buy Adafruit CSI or DSI Cable Adapter Thingy for Raspberry Pi ADA5785 Adafruit
Plastic SunRobotics Raspberry Pi T-Cobbler GPIO Breakout with Cable at Rs 179/piece in Ahmedabad
Assembled Pi Cobbler Plus - Breakout Cable - for Pi B+/A+/Pi 2/Pi 3, Adafruit ADA2029
Assembled Pi Cobbler Plus - Breakout Cable for Raspberry Pi
Assembled Pi T-Cobbler Plus - GPIO Breakout - for Raspberry Pi A+/B+/Pi 2/Pi 3 - RobotShop
UCTRONICS GPIO Breakout Kit for Raspberry Pi Pico- Assembled Pi T- Type Breakout + 830 Tie Points Solderless Breadboard + 40 Pin Male - Female - Male Rainbow Ribbon Cable + 65pcs Jump Wires : Electronics
Adafruit Assembled Pi Cobbler Plus - Breakout Cable - for Pi B+/A+/Pi 2/Pi 3 : Electronics
Connettori - Melopero Electronics