Close
2015 Hackaday Prize Entries
Learn more Vote for projects
840 projects
2k
2k
11
Low cost radio module highly stable
Project Owner Contributor

PK-RF-31 low cost IoT radio module

peritronicsperitronics

1.2k
8
7
The Low Voltage Translator translates low voltage into your multimeter (or oscilloscope) voltage range
Project Owner Contributor

The Low Voltage Translator

saaddinSaaddin

7.6k
7.6k
65
An opensource Web platform and cheap sensor hardware solution for the massification of Continuous-flow solution culture (hydroponics)
Project Owner Contributor

IoT to Feed the Next Billion

kestlerKestler

1.1k
18
1
Translate one IR protocol to another. Use only one of your existing remotes for multiple devices.
Project Owner Contributor

IR2IR Translator

yohanes-nugrohoYohanes Nugroho

453
13
2
Low cost, self monitoring and adjusting hydroponic systems.
Project Owner Contributor

Autodro

tim-butramTim Butram

290
3
2
LED based flexible panels that are 2,4,6, and 8 LED wide
Project Owner Contributor

Light Bands

chris-hamiltonChris Hamilton

1.9k
15
8
AluPi is a portable device designed for playing games and performing general computing which is straightforward to assemble.
Project Owner Contributor

AluPi - Pocketable Game and Computer System

stephen-mStephen M

816
949
4
ESP8266 based Platform with many included analog and digital functions that can help you to learn and also develop your IOT projects.
Project Owner Contributor

CBDB Evo - ESP8266 Learning / Development platform

johnnyJohnny

1.9k
22
16
Plug and Play USB-powered guitar preamp
Project Owner Contributor

Valve: Vacuum Tube Preamplifier

craig-trumbullCraig Trumbull

1
1
WiFi connected LED moodLighting, with extensive android app.
Project Owner Contributor

moodLight

simon-hermansenSimon Hermansen

299
2
2
Made with +/-plywood and stainless steel, buy all the parts or none, if you're handy with a hack saw!
Project Owner Contributor

Punk-ass 3D printer

philip-ashmorePhilip Ashmore

8.2k
71
50
Scrolling LED display on your wrist
Project Owner Contributor

ScrolLED watch

vikas-vVikas V

6.1k
3.6k
44
using technology to feed others
Project Owner Contributor

smart aquaponics - v2

kijani-growskijani grows

3.8k
188
29
A small-scale model of the electrical grid providing a fun testing environment as an educational tool for engineers in power and energy.
Project Owner Contributor

Smart Grid Test Facility

tim-leungTim Leung

367
24
6
A Wall-Racer based on an RC car and driven by a 1970's era RCA 1802 microprocessor
Project Owner Contributor

Olduino Carbot Adapter Board

bill-roweBill Rowe

12k
167
52
Wearable breakout boards. Flex Modules have 2.54mm castellations for breadboard and solder on to wearable flexible PCBs
Project Owner Contributor

Flex Modules

chris-hamiltonChris Hamilton

22.9k
153
92
DIPFORTy1 "Soft-Propeller" Zynq-7, Dual CortexA9+ FPGA DIP40 Parallax Propeller I compatibles footprint
Project Owner Contributor

Soft Propeller

antti-lukatsAntti Lukats

1k
279
5
Universal LED Lighting Controller for LED panels and RGB LED Strips
Project Owner Contributor

ULLC'y

andrejsdesignandrejs.design

1.6k
50
12
The base goal of this project is to build a simple, low cost, water quality testing system.
Project Owner Contributor

Inexpensive Water Quality Testing System

jeremy-hopkinsJeremy Hopkins

1.6k
15
8
Use the keyboard of your computer to count cells while looking through the microscope.
Project Owner Contributor

Bone marrow aspiration cytology

eduardo-zolaEduardo Zola

745
21
5
Why is there no brake lights on bicycles? Let's make some!
Project Owner Contributor

Bicycle brake light message

theis-borgTheis Borg

1.1k
1.2k
4
A smart helmate whose purpose is to help bikers with smart features and also for fire-fighters, to establish co-ordination among themselves.
Project Owner Contributor

HelpMate - Smart helmate

mrityunjai-kumarMrityunjai Kumar

6
2
A semi serious project to improve smart watch concepts
Project Owner Contributor

Smart (watchband) sleeve

chris-hamiltonChris Hamilton

1k
17
8
Detects lightning strikes 20+ miles away around the sensor and estimates storm distance
Project Owner Contributor

Lightning Flex Module

chris-hamiltonChris Hamilton

failed to load.

Going up?

About Us Contact Hackaday.io Give Feedback Terms of Use Privacy Policy Hackaday API

© 2026 Hackaday