Hack a Day

Discover. Get inspired. Repeat.

Hackaday.io is a platform for people who like to build things.

Hackaday Platform

Discover

Hackaday.io is the single largest online repository of Open Hardware Projects. Have an idea for a new art project, hardware hack or startup?

Find related projects and build on the shoulders of giants.

Next: Create

Create

Start with nothing more than an idea. Document your progress as you move forward.

Use our powerful WYSIWYG editing platform for stress-free documentation.

Next: Collaborate

Collaborate

Add team members to your projects and work together in a private collaboration space.

Discuss code snippets, project images, ideas and project details before committing changes to project logs.

Next: Get Feedback

Get Feedback

Feedback enhances every project.

With over 65,000 members, Hackaday.io will enhance your next project with community, support and broad visibility.

Explore projects

featured
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Professional quality, 24 bit, 192kHz audio breakout board for Teensy 3.x, Raspberry Pi, and more.
featured
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Build your own nervous system!
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Moti is a smart servo that simplifies the design of intricate robots.
skullmaster
136.1k 2.1k 721
Intelligent home automation hardware and software on a budget which utilizes a full home personal digital assistant and electricity savings
just updated
2.4k 21 5
A DIY GPS disciplined 10 MHz reference clock
25.9k 312 179
open hardware interactive midair screen
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93.9k 1.6k 799
Python-powered machine vision modules
new
0 0
Hub and FEP for a series of connected controllers and FEPs.
ongoing project hardware completed project arduino 2015HackadayPrize Software TheHackadayPrize MISC raspberry pi led
new
0 0
My colleague and I had to design a website for one of my teachers who owned a cottage business.
57.4k 937 309
Goal: To assemble a working CO2 Laser from a minimum investment using only tools one can find at your average home improvement store.
just updated
271 5 1
The Tick Tock Timer is a 7 day relay scheduling device with a highly accurate RTC and simple but effective Touch Screen GUI.
new
3 2
Made from a salvaged electret microphone, an earphone cable and 4€ worth of hardware store materials.
just updated
4.7k 134 42
Uses different wavelengths of light to shine through the skin in order to determine the amount of glucose present in the user's blood.
skullmaster
129.8k 1.8k 870
An affordable electronics manufacturing system for hobbyists, students, & small businesses. Inspired by RepRap. Powered by OpenPnP/FirePick.

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