Novena: an open source computer based on Freescale and Xilinx FPGA, designed for use as a desktop, laptop or standalone board

Novena is a 1.2GHz, Freescale quad-core ARM architecture computer tightly coupled with Xilinx FPGA. It is designed for users who care about free software and open source, and/or want to modify and extend their hardware: all documentation for the PCB is open and freely downloadable, the entire operating system can be built from source, and it Comes with a variety of features that facilitate rapid prototyping.

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UsbSafe²: an open, programmable dongle for protecting USB devices from USB hosts and chargers

Always stay secure and protect your private data and gadgets when connected via USB. USB connections transfer information and power. UsbSafe² is a device that protects USB-connected hardware from excessive voltage, current, and unauthorized data access. Unfortunately, the practice of “juicing” (accessing data from devices connected to public charging stations) has become very common. UsbSafe² offers a unique combination of anti-juicing mode and fail-power protection. With UsbSafe², you'll feel safer no matter where you are or what you plug in, your valuable gadgets are protected and secured!

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Wigl Kit: Create your own music-loving robot (including schematics, source code, etc.)

Wigl can hear the notes of any instrument and respond with movements, lights and special dances! Wigl helps motivate children and adults to practice their instruments. By sequencing the notes, you can program special dance moves for your Wigl. This combination of right-brain creativity and left-brain logic makes it a unique robot for any home. How does WIG work? Wigl has a microphone, a microcontroller (brain) and some motors for movement. Wigl is always listening for notes, and through some complex math it can hear individual notes.

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Numato Opsis: FPGA-based open video platform

Numato Opsis is a powerful new FPGA-based open source video platform for videographers and visual artists. Opsis boards are designed to give users complete control over high-speed video, supporting everything from live meeting capture solutions to experimental visual art and even general FPGA-based video research.

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Tarocco: Open source closed-loop motor controller for non-small machines (including firmware, PCB, etc.)

Desktop CNC machines often use stepper motors, often because they do not require position feedback sensors, thus reducing system cost. But there are situations where a position feedback sensor is needed or necessary, and the power output of a stepper motor, especially at high speeds, becomes a bottleneck for those who want a better performing machine.

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Split Single-phase Energy Meter: Affordable remote energy monitoring for your entire home

The CircuitSetup Split Single Phase Energy Meter is an affordable, accurate remote energy monitoring device for your entire home. It monitors energy usage in real time, independent of power company meters, and can be easily connected to any wireless microcontroller (such as ESP8266 or ESP32) to transmit energy data to programs such as EmonCMS. It can also be used to monitor solar systems to track the amount of electricity you generate from the sun. It uses a secure current transformer clamp to sample current - no AC wiring required.

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Programmable-Air: Portable hardware kit for experimenting with pneumatic devices

Programmable-Air is a hardware kit that allows you to inflate and deflate objects. It has everything you need to get started with pneumatics and inflatables, including high-pressure and vacuum pumps, valves, and onboard pressure sensors. Pneumatic technology opens up a world of possibilities for manufacturers to explore: Make a vacuum placement machine Blow up a balloon so that its size represents data Make a soft robot walk Use a syringe as a linear actuator

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Robo HAT MM1: Open Source Robotics and Automation Controller for Raspberry Pi

obotics Masters Robo HAT MM1 is an open source robot controller board for the Raspberry Pi. It has an education focus but is suitable for many applications. Robo HAT provides all the hardware you need in one easy-to-use form factor. It removes the initial barriers to starting any robotics project. With support for Adafruit CircuitPython, the Arduino IDE, and other libraries, Robo HAT serves as a single solution for all projects, big or small. The Robo HAT MM1 eliminates the need to purchase a large number of individual components by including them on the board. It can act as a PWM driver, provide onboard power via a voltage regulator, and measure motion using an onboard IMU - all at the same time. Broad compatibility with many open source software platforms such as CircuitPython, SeeSaw and the Arduino IDE means you can use all existing sensor software while creating your project in a way that works best for you. The hardware schematics and software are completely open source.

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ERASynth Micro: USB-powered, low-cost, open-source RF signal generator

ERASynth Micro is an open source signal generator with impressive features. Affordable for everyone including builders, hackers, students, amateur radio and SDR users. The ERASynth Micro is powered via the USB port and has an LCD interface for stand-alone use without the need for a computer or phone. It can generate low phase noise RF signals from 12.5 MHz to 6.4 GHz through a dual PLL architecture.

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FireAnt: Low-cost, thumb-sized, breadboard-friendly FPGA development board (including schematics, source code, etc.) for manufacturers and hardware designers

FireAnt is the first third-party development board in the Efinix Trion product family. It provides an easy-to-use development platform for FPGA manufacturers and enthusiasts. Powered by Efinix Trion T8, FireAnt requires only a PC and requires no additional components. Breadboard-friendly design allows applications to be quickly deployed using sensors, peripherals or other interfaces. It is the perfect solution for manufacturers prototyping their projects or for digital design students to quickly learn FPGA development using the new Efinix platform. The power/performance/size advantages of Trion T8 FPGA also make it ideal for edge IoT applications.

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makerPower Solar: Smart solar power generation system for the Internet of Things

makerPower Solar is a smart solar battery charger and 5 V power supply combination. It allows technology professionals and enthusiasts to take their embedded systems and IoT devices off the grid and run them anywhere. It can operate as a simple stand-alone power supply or as a peripheral capable of comprehensive reporting of power conditions. True Maximum Power Point (MPPT) algorithms extract every joule of energy from all solar conditions.

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ANAVI Gas Detector: Monitoring air quality and detecting hazardous gases based on ESP8266

ANAVI Gas Detector is an open source, easy-to-use, Wi-Fi compatible development board for monitoring air quality and detecting hazardous gases. It supports popular analog MQ gas sensor modules such as MQ-135, MQ-2, MQ-3, etc. In addition, it comes with slots for a mini OLED display and up to three additional I²C sensor modules, including for the precise digital sensor HTU21D to measure temperature and humidity. Air pollution is a very serious problem. Monitoring air quality and detecting toxic gases can improve a person's quality of life. All these features make the ANAVI gas detector suitable for developers, manufacturers, students and open source enthusiasts interested in home automation and environmentally friendly lifestyles.

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HEGduino: Measure real-time cerebral blood oxygen levels (all open source)

Uses infrared light sensing to determine changes in blood oxygen levels in the brain in real time. Use the device in less than ten minutes to learn how to directly change blood flow to your brain. Neurons do not store energy, so regional brain activity is closely related to changes in blood oxygenation, where healthy blood flow patterns are essential for high function and growth of the brain.

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HealthyPi v4 - Unplugged: Wireless, wearable, open source vital signs monitor powered by ESP32

Reliable health monitoring has traditionally required us to tether ourselves to machines that record our vital signs around the clock. However, outside of clinical settings this is rarely practical. We developed HealthyPi v4 in part to address this challenge. Building on its predecessor, HealthyPi v4 is a fully open source standalone vital signs monitor with wireless and wearable capabilities.

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EEZ Bench Box 3: Modular, open source test and measurement chassis that’s more than just a programmable DC power supply

The EEZ Bench Box 3 (BB3) represents a new class of modular test and measurement (T&M) equipment. It provides a complete open source hardware and software framework that bridges the gap between DIY hobbyist tools and professional desktop equipment and combines their best features. Inspired by the EEZ H24005 power supply, BB3 has attracted many enthusiasts with its extensive feature set, rich user interface, DIY friendliness and completely open source design. BB3 will initially feature modules that provide the same functionality as the H24005, but these modules will plug into a single device, providing improved modularity, greater capacity, more processing power, an easier-to-use interface and enhanced flexibility, all These are available in compact form factors.

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Pixblasters Video LED Controller: Combine with LED strips to create a huge display that acts as a regular video monitor (PCB, schematic, demo source code)

Huge, shiny, beautiful video displays with thousands of LEDs have always been out of reach of enthusiasts and small business owners due to their high cost and complexity. Pixblasters MS1 changes all that.

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Dreamweaver 4N: Four-note sequencer (PCB, schematic, source code, etc.) for creating unique music in real time

Dreamweaver 4N is a four-note sequencer with potentiometers, allowing users to create their own unique music.

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The Skull CTF: Guessing Skull Game Tool

The Skull is a Capture the Flag (CTF) puzzle that invites you to explore the innards of the AVR architecture. It has multiple stages that may keep you busy for days or even weeks as you flex your brain muscles and apply them to her riddles. Unless, of course, your mind loses its grip on reality and you fall into a swirling void of madness with no anchor. In this case, it may take you longer. To keep your head above water, you need three things: the ability to read and understand Arduino code, a willingness to spend some time reading the ATtiny45 datasheet, and basic programming skills.

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Pixelblaze V3: Wi-Fi enabled, real-time coding LED controller with web-based development environment

Pixelblaze makes writing new LED patterns fast and fun using its real-time web-based editor and highly optimized expression engine. You can store a hundred patterns and write new ones by entering mathematical expressions or code that update in real time as you type. Pixelblaze is designed to make it easier to program LED patterns and intuitively understand how code and math affect those patterns.

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Lite3DP 3D Printer: Arduino-based open source MSLA / LCD-SLA resin micro 3D printer kit (schematic, PCB, source code, etc.)

Lite3DP is a micro 3D printer that uses high print quality, virtually silent MSLA technology. It is the first of its kind to be completely Arduino-based, is open source, and comes in an easy-to-assemble kit format. It is a simple machine designed for experimentation to provide an in-depth and complete understanding of its operation. It can be placed on almost any table or in any workshop. MSLA resin 3D printing technology can achieve stunning levels of detail and surface finishes that are far superior to what can be achieved with filament 3D printers – primarily by using screen-cured resins such as LCDs on Lite3DP. Although 3D printers with MSLA technology are already available at similar prices to filament printers, they are closed-source projects that eschew one of the most valuable features of modern 3D printing - accessibility.

Schematic PCB