Joined Nov 21, 2013. Backed 43 projects.
rryansilva · Bethesda, MD
Open source USB LoRa® device. Get connected and take advantage of the growing IoT network.
The World's First Open Source RISC-V-based 32-bit μC
An open source, RISC-V development platform with wireless connectivity
An affordable, rugged, secure, and open hardware platform for battery powered connected things with ESP32
Open Source Biomedical Imaging
A small, portable, USB-connected electronics lab-on-a-board that includes an oscilloscope, waveform generator, power supply, logic analyzer, and multimeter.
The 3.3/5 V super-efficient regulator that snaps right on your 9 V battery.
A tiny, mighty ESP32 development board
Wireless debug probe for ARM Cortex-M microprocessors
An FPGA board that fits inside your USB port
The high quality, versatile, and reliable USB-UART converter for both professionals and enthusiasts
Perfectly sized for your wallet, this small PCB has a beautifully silkscreened resistor color chart on one side, and comprehensive SMT reference on the other.
Four-channel, all-frequency, GNSS RF-to-bits receiver for precision, satellite-based positioning
An open, Bee-compatible ESP32 module for quickly and easily adding Wi-Fi and Bluetooth
A USB hub with per-port power and data disconnects + dev board + I2C, GPIO, and SPI bridges
A range of tiny, low-cost, well-supported, and open FPGA dev boards
An open, affordable, and accurate energy monitor using ATM90E26.
Brain blood flow biofeedback meets affordable IoT technology
The expert field guide to embedded ARM systems
The first open source iCE40 FPGA development board designed for teachers and students
An open source, Arduino-compatible RISC-V dev kit
A fully open source programmable power supply with professional, lab-quality features and performance
A powerful, open hardware ECP5 FPGA dev board
A new open-hardware computing platform, flexible and powerful, designed for use as a desktop, laptop, or standalone board.
A 3D Printed smartphone case that allows you to take pictures from a 90 degree angle. Fastens to just about anything. Perfect for action photography.
An STM32 LoRa® development platform that's software-compatible with Arm® Mbed™
A USB-powered, low-priced, open source RF signal generator
An intelligent solar power system for the internet of things
A portable hardware kit for experimenting with pneumatics
A sourcing tool designed to help non-Mandarin speakers navigate the Hua Qiang electronics market.
An open silicon microcontroller with a Z80, MOS6502, and M68K - start the open silicon revolution
An easy-to-use tool for controlling I²C devices
Arduino and Beyond with ARM Cortex M3.
The compact, open, and smart PCB reflow oven. Bake your dream!
Circuit Stickers are peel-and-stick electronics for crafting circuits. Use them to add electronics to any sticker-friendly surface: paper, fabric, plastic, the sky's the limit!
An open, full-duplex, USB stick radio for femtocells and more.
An ARM board that fits inside your USB connector
A wireless, wearable, open source vital signs monitor powered by ESP32
Nordic nRF52840 Dev Board with Sensors and Debugger
A single-board computer in the Adafruit Feather form factor
Affordable remote energy monitoring for your entire home