Tech
1,559 websites · most loved first · page 42 of 65· Tonble one of these
Ordinary Mode
An ordinary blog of underdeveloped ideas and miscellaneous sketches on technology, privacy, society, and life, written i…
Orpheus' Hacky Guide to Writing a Programming Language
A beginner-friendly guide written by a 17-year-old that walks you step by step through building your own programming lan…
OS X Daily
A long-running Apple site with news, tips, tricks, and how-to guides for Mac, iPhone, and iPad users who want to get mor…
OS/2 Museum
A detailed technical blog exploring the history of IBM OS/2 and DOS-era software internals, written by an operating syst…
os8088
A Macintosh System 1-style graphical OS written in assembly for the IBM PC XT, with a live in-browser demo, videos and h…
OSArch
A community for open source in architecture, engineering and construction, with forums, news and resources for working w…
Oscar Liang
A blog and tutorial hub for FPV drone hobbyists, with build guides, product reviews and tuning advice on quadcopters and…
OurAirports
A crowdsourced, free database documenting nearly every airport in the world, from major hubs to grass runways.
OverClockWorked
A retro game coverage site focused on classic Mac games from 1984 to 2005, with reviews, model-building updates and vint…
OverTheWire Wargames
Free security wargames played over SSH that teach Linux, networking, and exploitation concepts through progressively har…
Ownersman
A collection of new and old car owner's manuals from many makes that you can find and view online, handy for tracking do…
Oxford Machine Learning 2014-2015
Nando de Freitas's University of Oxford machine learning course page, collecting lecture videos, slides, and problem she…
OXT
A hobbyist page for owners of the Korg M1 synthesizer, with free sound banks, SysEx transfer utilities, repair and batte…
p5.js
A free, open-source JavaScript library for learning to code and making interactive art and visuals in the browser.
p5.js
A friendly creative-coding library and community for learning to code and make art, with a gallery of runnable examples,…
Paged Out!
A free experimental zine of one-page articles on programming, hacking, retro computing and tech art, each issue a downlo…
Pagetable
The blog of engineer Michael Steil, with deep technical dives into vintage computer internals, ROM disassembly, and reve…
Paleofuture
A site dedicated to the history of the future, revisiting old predictions about flying cars, robot servants, and tomorro…
Paper Programs
A research project that runs JavaScript from pieces of paper using a camera and projector, so you physically hold progra…
Paper.js
The home of a vector graphics scripting framework, with live in-browser examples, tutorials, and reference for drawing p…
Papers We Love
A repository of computer science papers and a community of people who love reading them, with chapters and talks that ma…
Parks Computing
A personal site that doubles as a tiny desktop of browser applets, with Asteroids, Space Invaders, Sudoku, Conway's Game…
Parks on the Air
The hub for Parks on the Air, an amateur radio activity where operators set up portable stations in public parks and log…
Past Catalog Archive
A free archive of old electronics catalogs to download and browse, from Allied Radio and Heathkit to Lafayette and Radio…
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