Tech & Development

Scrutiny

WebUI for smartd S.M.A.R.T monitoring. Track hard drive health and predict failures before they happen. Essential for data hoarders.

TrueNAS

Open-source network-attached storage (NAS) operating system based on FreeBSD and Linux. The standard for self-hosted storage solutions.

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.

Byte Cellar

Vintage computing blog featuring restoration projects, retrocomputing hardware, and nostalgia for classic systems.

Logseq

Open-source, privacy-first knowledge management tool. Local-first note-taking with graph visualization, inspired by Roam Research.

LinuxCommand.org

Learn the Linux command line. Classic, comprehensive tutorial on shell scripting and Unix command-line tools.

Bitsavers

Legendary archive preserving computer manuals, documentation, and software from the early days of computing. An essential resource for computer history.

Astrid Tech

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

envs.net

Minimalist tilde community. Shell accounts, web hosting, Gemini, and more.

Codeberg

Non-profit Git hosting. Community-run alternative to GitHub. Based in Germany.

SourceHut

Minimalist software forge. Git hosting, CI, mailing lists, no JavaScript required.

Simple.css

Classless CSS framework. Make HTML look good with zero effort.

Solene Rapenne

OpenBSD developer. Unix, self-hosting, and low-tech computing.

Unix Sheikh

Unix philosophy, BSD, and computing minimalism. Against the bloated web.

Ratfactor

Programming essays and projects. Zig language explorer.

Evan Hahn

Web security and JavaScript. Express.js Helmet maintainer.

Serge Zaitsev

Minimal software development. Tiny tools, JSMN JSON parser, and web experiments.

Susam Pal

Minimalist tech blog. Lisp, mathematics, and computing fundamentals.

Ben Tasker

Security, home automation, and self-hosting. Practical guides and projects.

Underlap

Glyn Normington on Java, Go, and software craft. Thoughtful technical writing.

Nicola Iarocci

Open source developer. Eve REST framework creator. Python and .NET.

Matthias Endler

Rust developer and podcaster. "Hello, Rust!" YouTube series creator.

alexwlchan

Software developer writing about Python, accessibility, and digital preservation.

Terence Eden

Tech policy, accessibility, and standards. Former UK government digital advisor.

Robb Knight

Web developer and podcaster. Projects, links, and indie web enthusiasm.

Juha-Matti Santala

Developer advocate writing about community, coding, and board games.

Dave Rupert

Web developer and podcaster. ShopTalk Show co-host. Accessibility and web standards.

Adactio

Jeremy Keith on web standards, progressive enhancement, and the open web. Web craftsman.

Manton Reece

Creator of Micro.blog. Writing about indie web, blogging, and owning your content.

Simpler Machines

Nat Bennett on software engineering craft. Thoughtful takes on building software well.

Jeremy Morrell

Software engineering and career development. Practical advice for developers.

Chris Siebenmann

Unix sysadmin at U of Toronto. Daily posts on Linux, email, and system administration.

Michael Tsai

Daily Apple news and commentary. Curated links with thoughtful analysis since 2002.

Ned Batchelder

Python coverage.py maintainer. Decades of Python wisdom and community insight.

Nathaniel J. Smith

Creator of Trio (async Python). Deep dives into concurrency and Python internals.

Brandon Rhodes

Python astronomer. PyEphem author. Talks and writing on Python and astronomy.

Brandur Leach

Engineering at Stripe on APIs, Postgres, and building reliable systems. Beautiful site design.

Stargirl Flowers

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

Jacob Kaplan-Moss

Django co-creator on leadership, management, and software. Practical wisdom for tech careers.

Windytan (Absorptions)

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

Rachel by the Bay

Systems debugging war stories. Tales from the trenches of large-scale infrastructure.

Engineering Blogs

Aggregator of engineering blogs from tech companies and individuals. RSS feed of quality tech writing.

ctrl-c.club

Public access Unix system (tilde/pubnix). Free shell accounts, web hosting, gopher, gemini. Join the community.

Hackaday

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

OSE Wiki

Documentation for open source machines. Build your own civilization starter kit.

bunnie's blog

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

OSHWA Certified Projects

Directory of certified open hardware. Find truly open projects.

OSHWA

Open Source Hardware Association. Standards and certification.

Open Source Ecology

Global Village Construction Set. Open source industrial machines.

Scott O'Hara

Accessibility specialist's blog. ARIA, forms, and inclusive design.

Adrian Roselli

Accessibility consultant's blog. Detailed component accessibility analysis.

Inclusive Components

Heydon Pickering on accessible UI patterns. Deep dives into components.

axe Accessibility

Accessibility testing tools. Browser extensions and developer APIs.

Stellarium

Free open source planetarium. See the sky from anywhere at any time.

kepler.gl

Open source geospatial analysis tool. Beautiful large-scale data visualization.

ripgrep

Recursively search directories with regex. Faster than grep.

fzf

Command-line fuzzy finder. Essential shell productivity tool.

Taskwarrior

Command-line task management. Powerful filtering and reporting.

Kitty

Fast, feature-rich, GPU-based terminal. Graphics protocol support.

WezTerm

GPU-accelerated terminal emulator. Highly configurable with Lua.

Zellij

Terminal workspace with batteries included. Tabs, panes, and plugins.

Starship

Minimal, blazing-fast shell prompt. Works with any shell.

Oh My Zsh

Framework for managing Zsh configuration. Plugins, themes, and sanity.

Charm

Beautiful terminal tools in Go. Glow, Gum, VHS, and more.

Marlin Firmware

The most popular 3D printer firmware. Powers millions of printers worldwide.

Klipper

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

JMRI

Open source model railroad software. Decoder programming and layout automation.

Webmention

W3C web standard for mentions. Cross-site comments without centralized platforms.

Gemini Protocol

Official Gemini documentation. The lightweight internet protocol specification.

Uxn

Hundred Rabbits' portable virtual machine. Computing on minimal resources.

MNT Research

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

PINE64

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

einkbro

Open source browser for e-ink devices. Optimized for e-paper displays.

Good e-Reader

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

Home Network Guy

Home networking tutorials. OPNsense, VLANs, and network security.

LinuxServer.io

Community Docker images. Well-maintained containers for self-hosted apps.

Self-Hosted Podcast

Podcast about self-hosting. Software picks, setup guides, and community news.

ServeTheHome

Server and workstation hardware reviews. Enterprise gear for homelabs.

MilkyTracker

Cross-platform tracker inspired by FastTracker II. Create MOD and XM music.

FamiTracker

NES/Famicom music tracker. Create authentic 8-bit music for hardware or emulation.

Make Noise

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

VCV Rack

Free virtual Eurorack. Software modular with thousands of free modules.

Libretro

RetroArch and libretro ecosystem. Cross-platform emulation frontend.

Inform 7

Natural language IF authoring. Write text adventures in English-like prose.

Twine

Open source tool for interactive stories. No coding required. Powers countless narrative games.

Cataclysm: Dark Days Ahead

Open source survival roguelike. Post-apocalyptic simulation with incredible depth.

Dungeon Crawl Stone Soup

Open source roguelike. Play online, download, or contribute to development.

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 Firmware Docs

Documentation for QMK, the open source keyboard firmware. Features, customization, and flashing guides.

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.

in4k

Wiki about 4 kilobyte intros. Techniques for creating impressive demos in impossibly small sizes.

Tom MacWright

Thoughtful essays on software, maps, and technology. Creator of several popular open source projects.

Collapse OS

Operating system designed to survive civilization collapse. Runs on minimal hardware, self-assembling.

Justine Tunney

Systems programmer behind Redbean, Cosmopolitan Libc. Deep technical writing on performance, compilers, and making software portable.

Simon Willison

Co-creator of Django, prolific blogger on AI, databases, and web development. Builds excellent open source tools like Datasette.

Michael Lynch

Detailed writing on bootstrapping indie businesses, including TinyPilot. Transparent revenue reports and lessons learned.

Tim Bray - ongoing

Co-inventor of XML, former Amazon VP. Thoughtful writing on technology, photography, and industry observations.

Awesome Self-Hosted

List of self-hosted services and web apps. 250K+ stars. The definitive guide to running your own servers.

Awesome Sysadmin

Curated list of open source sysadmin resources. Monitoring, backup, configuration management, and more.

Awesome Python

Curated list of Python frameworks, libraries, and resources. From web frameworks to machine learning.

Kalzumeus

Patrick McKenzie on software business, salary negotiation, and Japan. Influential essays on tech careers.

Joel on Software

Joel Spolsky's classic blog on software development. Founded Stack Overflow and Trello.

Schneier on Security

Bruce Schneier's security blog. Cryptographer and security expert writing since 2004.

null program

Chris Wellons on C, Emacs, and systems programming. Deep technical posts with working code.

Coding Horror

Jeff Atwood's programming blog. Co-founder of Stack Overflow and Discourse.

Phrack Magazine

The legendary hacker ezine since 1985. Technical articles on security, exploitation, and hacker culture. Issue 72 in 2025.

Privacy Tools

Services, tools and knowledge to protect your privacy. Curated recommendations for privacy-respecting software.

Have I Been Pwned

Check if your email or phone was in a data breach. Free service by Troy Hunt, essential for security awareness.

VirusTotal

Analyze files and URLs for malware. Scans with 70+ antivirus engines and URL/domain blocklists.

ShellCheck

Static analysis for shell scripts. Finds bugs, pitfalls, and improvements in your bash code.

antirez

Salvatore Sanfilippo, creator of Redis. Technical writing on programming, data structures, and open source.

Moxie Marlinspike

Founder of Signal. Writing on cryptography, privacy, security, and the intersection of technology and society.

Filippo Valsorda

Cryptographer, Go security lead. Creator of mkcert. Deep technical posts on cryptography and security.

Brendan Gregg

Performance engineer, author of 'Systems Performance'. Industry expert on observability, tracing, and eBPF.

Krebs on Security

Brian Krebs' investigative reporting on cybercrime. Breaking security news and deep dives into hacking incidents.

A Few Thoughts on Cryptographic Engineering

Matthew Green's blog on cryptography and security. Accessible explanations of complex crypto topics.

Andreas Kling

Creator of SerenityOS and Ladybird browser. Building an operating system and browser from scratch as a learning project.

Jeff Geerling

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

Awesome Go

Curated list of Go packages and resources. 160K+ stars. The essential Go ecosystem guide.

Awesome Rust

Curated list of Rust code and resources. Crates, tools, and learning materials for Rustaceans.

Awesome JavaScript

Collection of JavaScript libraries, resources, and tools. From frameworks to testing utilities.

Awesome C++

Curated list of C++ frameworks, libraries, and resources. Systems programming essentials.

Awesome React

Collection of React ecosystem resources. Components, tools, and learning materials.

Awesome Vue

Curated list of Vue.js resources. Components, libraries, and tools for Vue developers.

Awesome Security

Collection of security resources. Tools, books, and resources for security professionals.

Awesome Hacking

Curated list of hacking resources. CTFs, tutorials, tools, and learning paths.

The Book of Secret Knowledge

Collection of inspiring lists, manuals, cheatsheets, and tools. 200K+ stars. A hacker's encyclopedia.

Scattered Thoughts

Jamie Brandon on programming languages, databases, and software design.

Crontab Guru

The quick and simple editor for cron schedule expressions.

Epoch Converter

Convert Unix timestamps to human-readable dates and back.

Base64 Decode

Encode and decode Base64 strings. Simple developer utility.

URL Encoder

Encode and decode URLs. Handle special characters in web addresses.

ngrok

Expose local servers to the internet. Essential for webhook development and demos.

httpbin

HTTP request and response testing service. Debug your HTTP clients.

JSONPlaceholder

Free fake API for testing and prototyping. No signup required.

gitignore.io

Generate .gitignore files for your projects. Supports hundreds of languages and tools.

SSL Labs

Test SSL/TLS configuration of any website. Industry standard for SSL analysis.

Security Headers

Analyze HTTP security headers of any website. Quick security audit.

Bartosz Ciechanowski

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

tmp.0ut

ELF research group and zine. Deep technical content on binary hacking, virus writing, and Linux internals.

PoC||GTFO

Proof of Concept or GTFO. Hacker journal with deeply technical essays on reverse engineering and file formats. Often a valid PDF, ZIP, and bootable OS simultaneously.

Exploit Database

Archive of public exploits and vulnerable software. Essential resource for security researchers and penetration testers.

HackTricks

Massive wiki of hacking techniques for CTFs and pentesting. Privilege escalation, web attacks, and more.

Shodan

Search engine for Internet-connected devices. See what's exposed on the internet. Essential for security researchers.

conduition

Deep technical reverse engineering posts. Famous for breaking down Ticketmaster's rotating barcode system.

Ibrahim Diallo

Web developer blogging about technology and work. Known for 'The Machine Fired Me' viral post.

Thirty Three Forty

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

t0st

Performance analysis and reverse engineering. Famous for cutting GTA Online loading times by 70%.

mango.pdf.zone

Security researcher Alex Hope. Famous for finding Tony Abbott's passport number on Instagram.

DPReview

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

freeCodeCamp

Learn to code for free. Full curriculum from HTML to machine learning.

The Odin Project

Free full-stack web development curriculum. Project-based learning path.

Full Stack Open

Deep dive into modern web development. University of Helsinki's free course.

Teach Yourself CS

Curated guide to self-teaching computer science. Best resources for each topic.

The Missing Semester

MIT course on practical computing skills. Shell, Git, debugging, and more.

Crafting Interpreters

Free book on implementing programming languages. Build two interpreters from scratch.

Eloquent JavaScript

Free book on JavaScript and programming. A modern introduction with exercises.

Go by Example

Hands-on introduction to Go. Annotated example programs.

Destroy All Software

Gary Bernhardt's screencasts on software. Advanced topics explained well.

RegexOne

Interactive regex tutorial. Learn regular expressions step by step.

SQLZoo

Interactive SQL tutorial. Practice queries on real databases.

PostgreSQL Tutorial

Comprehensive PostgreSQL guide. From basics to advanced topics.

Use The Index, Luke

SQL indexing and tuning guide. Make your database queries fast.

High Scalability

How real sites handle scale. Architecture case studies from tech companies.

Wealthfolio

Private, open-source investment tracker. Track your portfolio without sending data to third parties.

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.

Big List of Naughty Strings

List of strings likely to cause issues when used as user input. Essential for testing.

Paul Graham

Essays on startups, programming, and life from the co-founder of Y Combinator. Influential and often contrarian.

AlternativeTo

Crowd-sourced software recommendations. Find open source alternatives to any application.

Open Source Alternative

Curated list of open source alternatives to popular SaaS products. Self-host everything.

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.

Ghostty

Fast, feature-rich terminal emulator by Mitchell Hashimoto (HashiCorp founder). Native performance with modern features.

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.

Refactoring Guru

Design patterns and refactoring techniques. Illustrated examples in multiple languages.

SourceMaking

Design patterns, antipatterns, and refactoring. Software design knowledge base.

Martin Fowler

Software architecture and design. Essays from a thought leader in software.

The Twelve-Factor App

Methodology for building modern web apps. The definitive guide to SaaS development.

Semantic Versioning

Version numbering specification. The standard for software versioning.

Conventional Commits

Specification for commit messages. Standardize your git history.

Keep a Changelog

How to write a good changelog. Don't let your friends dump git logs.

Choose a License

Simple guide to open source licenses. Pick the right license for your project.

Git Immersion

Guided tour of Git fundamentals. Hands-on learning from basics to advanced.

Oh Shit, Git!

Git problems and how to fix them. For when you mess up.

Pro Git

The official Git book. Free, comprehensive, and authoritative.

nixCraft

Linux and Unix tutorials and tips. Practical sysadmin knowledge.

Linux Journey

Learn Linux step by step. From command line basics to system administration.

OverTheWire Wargames

Learn security through challenges. SSH-based hacking games.

Cryptopals

Learn cryptography by breaking it. Programming challenges teaching crypto.

pwn.college

Cybersecurity education platform. CTF-style learning from ASU.

TryHackMe

Learn cybersecurity through hands-on exercises. Guided hacking rooms.

PortSwigger Web Security Academy

Free web security training. Learn to find and exploit vulnerabilities.

Jim Nielsen's Blog

Thoughtful writing on web design, development, and the craft of making things for the internet.

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.

Open Source Agenda

Discover trending open source projects. Categories, tags, and popularity metrics.

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.

Electronic Frontier Foundation

Digital rights organization defending civil liberties online. Fighting for privacy, free speech, and innovation.

Citizen Lab

Research lab studying digital threats to civil society. Exposes government surveillance and spyware.

Let's Encrypt

Free, automated SSL/TLS certificates. Nonprofit that helped encrypt half the web.

F-Droid

Catalogue of free and open source Android apps. Alternative app store with no tracking or proprietary code.

Mullvad VPN

Privacy-focused VPN that accepts cash by mail. No accounts, no email required, just anonymous access.

Naked HTML Quine

A page that is its own source code. Brutalist, self-documenting HTML that displays itself.

Chris Zacharias

Former YouTube engineer. Famous post about the conspiracy to kill IE6 from inside YouTube.

Interconnected

Matt Webb's blog on technology, design, and ideas. Exploring the edges of what's possible.

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.

Podcast Index

Open podcast database. Supporting an open podcasting ecosystem.

Rachel by the Bay

War stories from the trenches of software engineering. Tales of debugging, systems, and corporate dysfunction.

Drew DeVault's Blog

Strong opinions on free software, programming languages, and building a better internet. Creator of SourceHut.

Hackaday.io

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

Free Formatter

Essential developer tools: JSON/XML formatters, encoders, validators, and converters. Bookmarkable.

Carbon

Create beautiful images of your source code. Perfect for sharing snippets on social media or presentations.

Dan Luu

In-depth technical writing on computer science, hardware, and software engineering. Known for rigorous analysis and data-driven posts.

JSON Crack

Visualize JSON data as interactive graphs. Makes complex nested structures actually understandable.

regex101

The best regex tester and debugger. Explains each part of your pattern and tests against multiple flavors.

Learn X in Y Minutes

Quick reference guides for programming languages. Learn the syntax of a new language in one page.

Roadmap.sh

Community-driven roadmaps for developers. Visual guides for learning frontend, backend, DevOps, and more.

Lobsters

A computing-focused community with a tree-based comment system. Invite-only, high signal-to-noise ratio.

Can I use

Browser support tables for web technologies. Check if that CSS feature works in your target browsers.

DevDocs

API documentation browser with offline support. Search across hundreds of frameworks in one place.

The Algorithms

Open source collection of algorithms implemented in multiple programming languages. Great for learning.

Hacker News

The original tech news aggregator. Simple design, active community, sometimes contentious but often insightful.

McMaster-Carr

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

tilde.club

Shared Unix server hosting personal websites. A throwback to the early days of the web.

Tildeverse

A loose association of pubnix servers providing free Unix shell accounts and fostering a community of small-web enthusiasts.

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.