Hardware

Hackster.io

Community for electronics and hardware hacking. Tutorials, projects, and news for Arduino, Raspberry Pi, and other development boards.

Tindie

Marketplace for independent hardware makers. Buy unique electronics, dev boards, sensors, and creative hardware projects from makers worldwide.

Serverando

German retailer specializing in refurbished enterprise server hardware including HDDs, SSDs, and storage systems. Expertly tested drives at significantly lower prices.

DataBlocks

European marketplace for buying bulk enterprise hard drives at great prices. Second-hand and refurbished drives from data centers and companies. Popular in the r/datahoarder community.

Astrid Tech

Hardware hacking, embedded systems, and reverse engineering. Creative technical projects.

Stargirl Flowers

Hardware, Python, and synthesizers. Building musical instruments and explaining how they work.

Windytan (Absorptions)

Oona Risnen on signal processing, radio, and hidden data. Decoding the invisible world around us.

Hackaday

Hardware hacking and maker community. Fresh hacks every day since 2004. Electronics, 3D printing, retrocomputing.

bunnie's blog

Andrew Huang on hardware hacking. Reverse engineering and open hardware.

Klipper

Open source 3D printer firmware. High-speed printing with input shaping and pressure advance.

MNT Research

Open hardware laptops. MNT Reform and Pocket Reform with full schematics.

PINE64

Open source hardware. PinePhone, PineTime, and affordable ARM devices.

Good e-Reader

E-ink device news and reviews. Coverage of e-readers, tablets, and note-taking devices.

ServeTheHome

Server and workstation hardware reviews. Enterprise gear for homelabs.

Make Noise

Innovative Eurorack manufacturer. Maths, Morphagene, and unique module designs.

Evil Mad Scientist

Makers of AxiDraw pen plotter. Tutorials, projects, and open source drawing machines.

nibs.com

John Mottishaw's nib work and pen resources. Master nibmeister with decades of experience.

JetPens Blog

In-depth guides to Japanese stationery. Pen comparisons, ink swatches, and paper reviews.

Apos Audio Keyboards

Curated selection of enthusiast keyboards. Known for excellent customer service and quality picks.

CannonKeys

US-based keyboard shop. In-stock boards, group buys, and their own designs like the Devastatingtkl.

KBDfans

Major custom keyboard retailer. Kits, switches, keycaps, and tools. Community-trusted vendor.

Switch and Click

Mechanical keyboard guides and reviews. Switch comparisons, build tutorials, and buying guides.

ThereminGoat

Obsessively detailed mechanical switch reviews. Force curves, sound tests, and thorough analysis.

ZMK Firmware

Modern wireless keyboard firmware. Bluetooth-first, Zephyr-based alternative to QMK.

QMK Configurator

Visual firmware configurator for custom keyboards. Drag-and-drop keymap creation for QMK-powered boards.

kbd.news

Mechanical keyboard news and reviews. Weekly roundup of group buys, releases, and community happenings.

Keyboard University

Comprehensive guide to mechanical keyboards. Switches, layouts, keycaps, and build guides for beginners.

Open Source Ham Radio

Curated list of open source amateur radio projects on Hackaday.io.

RTL-SDR.com

Software defined radio tutorials and news. Turn cheap TV tuners into powerful radio receivers.

Jeff Geerling

Raspberry Pi enthusiast, Ansible expert, YouTuber. Detailed guides on hardware hacking and self-hosting.

Bartosz Ciechanowski

Stunning interactive explainers on mechanical watches, GPS, cameras, and more. Engineering education at its finest.

Thirty Three Forty

George Hilliard's embedded systems blog. Famous for making a business card that runs Linux.

DPReview

Digital photography reviews. In-depth camera and lens reviews with sample images.

Bryan's Workshop

Bryan made an open-source laptop from scratch. Hardware documentation, design files, and build logs.

Internal Register

Homemade retro video game console built from scratch. Detailed hardware and software documentation.

Awesome Raspberry Pi

Curated list of Raspberry Pi tools, projects, and resources. Hardware hacking essentials.

Awesome Electronics

Curated list of electronics resources. PCB design, simulation, and learning materials.

Willem Pennings

Engineering projects and experiments. Designed a cube that balances itself on a corner using reaction wheels.

Jacques Mattheij

Entrepreneur and maker. Famous for sorting two metric tons of Lego using machine learning.

Stavros Korokithakis

Hacker and maker. Creator of Ledonardo light painting hardware and various web tools.

Framework

Modular, repairable laptops. Designed for longevity with replaceable components and open-source hardware.

Daylight Computer

60fps e-paper tablet for reading and writing. LivePaper display technology for easy-on-eyes computing.

Rebble / rePebble

Community keeping Pebble smartwatches alive. App store, cloud services, and new watch development.

Oldskool.org

Jim Leonard's retro computing resource. PC demos, vintage hardware documentation, and digital preservation.

Virtual x86

x86 emulator running in the browser. Boot Windows 98, Linux, or FreeDOS without installing anything.

Ben Eater

Build a computer from scratch. Video series on building a CPU, GPU, and networking from basic components.

Circuit Simulator

Electronic circuit simulator in the browser. Visualize current flow and experiment with components.

All About Circuits

Free electrical engineering education. Textbooks, worksheets, calculators, and community forums.

Thingiverse

3D printing model repository. Free designs for anything you can print.

Printables

3D printing models from Prusa. High quality, well-organized designs.

MyMiniFactory

Curated 3D printable objects. Guaranteed to print designs.

Hackaday.io

Platform for hardware projects. Electronics, 3D printing, and making shared by a global community.

McMaster-Carr

Industrial supply catalog with exceptional UX. Fast search, detailed specs, overnight shipping. A masterclass in e-commerce.

lcamtuf's blog

Deep dives into electronics, retrocomputing, and security from the creator of AFL fuzzer.

Ken Shirriff's Blog

Reverse engineering vintage chips and circuits. See the inside of the 8086, Bitcoin mining with pencil and paper.

Jay Carlson

In-depth microcontroller reviews and embedded systems tutorials. Amazing technical depth.

Uses This

Interviews with people about the hardware and software they use. Fascinating window into how creative people work.