Tech
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Codeframe
An online pastebin-style playground for building websites with HTML, CSS, and JavaScript, where you can write and share…
Codeguppy
A free coding platform for middle and high school students with JavaScript and p5.js projects, tutorials, and resources…
CodeMyUI
A handpicked collection of web design and UI inspiration with GIF previews and copy-paste HTML and CSS snippets for anim…
CodePen
An online code editor and social community for building, sharing, and discovering front-end HTML, CSS, and JavaScript de…
Codepip
A set of games that teach CSS and coding through play, including Flexbox Froggy, Grid Garden, Code Crunchers and Querymo…
Codes and Ciphers
A history site built by codebreaker Tony Sale, documenting the Enigma machine and the wartime cryptanalysis work at Blet…
Codigo
A repository of programming languages where you can browse trending languages, read details with code examples, compare…
Coding Blocks
A podcast and site for becoming a better software developer, covering programming practices, design patterns, performanc…
Coding Font
A game that pits programming fonts against each other in head-to-head rounds so you can find the coding font you like be…
Coding Horror
Jeff Atwood's influential blog on programming and software culture, whose essays helped shape how a generation of develo…
Codioful
A gallery of CSS backgrounds made purely from gradients, blend modes and CSS properties, with copy-ready code or HD imag…
Codrops
A web design and development blog publishing tutorials, striking interactive demos, and UI experiments for creative deve…
CoffeeGeek
A long-running independent coffee site by Mark Prince, reviewing espresso machines and grinders and teaching home brewin…
CoFolios
A curated gallery of portfolios from designers at top tech companies, useful for seeing how professionals present their…
Cogito, Ergo Sumana
Sumana Harihareswara's blog on open source maintenance, software project management, and the human side of building tech…
Cold War
A browser simulation platform of eerie vector scenes - missiles, defenses and cities - inspired by Cold War war-game scr…
Colin Macleod's Home Page
A retired programmer's home-server page with toys to play with, a Usenet web gateway, a Scottish tartan designer and ass…
CollabVM
A web app that lets you control a shared virtual machine alongside strangers, where everyone's mouse and keyboard compet…
Collapse OS
A bootstrappable operating system for scavenged 8-bit microcontrollers, written for a world where advanced technology is…
Collected Advice on Research and Writing
A long-lived collection of links with advice on doing research and communicating well, from writing papers to giving tal…
College Compendium
A curated collection of free and open source computer science courses from top American colleges, for learning at your o…
Collision Detection
An online book with live canvas demos that teaches how objects collide in games and simulations, from points and circles…
Color Designer Gradient Generator
A gradient generator that blends one color into another and shows the many in-between shades, ready to copy into a desig…
Color Journey
A 3D explorer for all 16,777,216 RGB colors, letting you fly through the color space and discover how every shade relate…
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