Resources
86 links I keep coming back to — courses, tools, books and reading, grouped by what they're for.

86 of 86
Learning
14- bytebytego.com (opens in a new tab)
ByteByteGo Newsletter. Explain complex systems with simple terms, from the authors of the best-selling system design book series. Join over 500,000 friendly readers.
- codecademy.com (opens in a new tab)
Learn the technical skills to get the job you want. Join over 50 million people choosing Codecademy to start a new career (or advance in their current one).
- codeschool.co (opens in a new tab)
Advance your Career. Comprehensive course designed by experts for anyone, with easy to understand concepts, engaging videos and lab exercises to practice what you learnt.
- coursera.org (opens in a new tab)
Start, switch, or advance your career with more than 5,800 courses, Professional Certificates, and degrees from world-class universities and companies.
- egghead.io (opens in a new tab)
Learn Modern Web Development in a Fraction of the Time. Sharpen your skills and stay current with the modern stack. Start Today.
- freecodecamp.org (opens in a new tab)
Learn to code — for free. Build projects. Earn certifications.
- frontendmasters.com (opens in a new tab)
Your Path to Senior Developer and Beyond. In-Depth Frontend & Fullstack Courses
- newline.co (opens in a new tab)
NEWLINE PRODUCES EFFECTIVE COURSES FOR ASPIRING LEAD DEVELOPERS. Expand your skills with in-depth, modern web development training
- p5js.org (opens in a new tab)
p5.js is a JavaScript library for creative coding, with a focus on making coding accessible and inclusive for artists, designers, educators, beginners, and anyone else! p5.js is free and open-source
- pluralsight.com (opens in a new tab)
Pluralsight empowers you to onboard quicker. Develop critical tech skills. Cut cycle times. Build happier, healthier tech teams. And innovate smarter using AI. All with Pluralsight.
- sitepoint.com (opens in a new tab)
Learn & Practice In-Demand Tech Skills.Unlock a premium collection of courses, books, and assessments to hone your tech skills and advance your career. Get unlimited access to everything for one simple price.
- thinkster.io (opens in a new tab)
Learn how real apps are built, from scratch, using the latest frameworks
- udacity.com (opens in a new tab)
Learn new skills. Prove your potential.
- udemy.com (opens in a new tab)
Choose from over 210,000 online video courses with new additions published every month
Web development
38- 12factor.net (opens in a new tab)
A methodology for building modern, scalable, maintainable software-as-a-service apps.
- angular.io (opens in a new tab)
The modern web developer's platform
- cleancoder.com (opens in a new tab)
Uncle Bob Martin: Programmer, Speaker, Teacher
- codepen.io (opens in a new tab)
CodePen is a social development environment for front-end designers and developers. Build and deploy a website, show off your work, build test cases to learn and debug, and find inspiration.
- css-weekly.com (opens in a new tab)
Weekly e-mail roundup of CSS articles, tutorials, experiments, and tools curated by Zoran Jambor
- deno.com (opens in a new tab)
Next-generation JavaScript runtime
- eloquentjavascript.net (opens in a new tab)
This is a book about JavaScript, programming, and the wonders of the digital. You can read it online here, or buy your own paperback copy.
- ericnormand.me (opens in a new tab)
Eric Normand teaches Clojure and functional programming. I delight in making powerful, complex topics easy for you to learn.
- estelle.github.io (opens in a new tab)
CSS In Depth. I live in San Francisco; I am author of Learn HTML and co-author of CSS: The Definitive Guide
- fettblog.eu (opens in a new tab)
I'm Stefan Baumgartner, I'm a web developer/web lover based in Linz, Austria.
- frontendfoc.us (opens in a new tab)
A once–weekly roundup of the best front-end news, articles and tutorials. HTML, CSS, WebGL, Canvas, browser tech, and more.
- ionicframework.com (opens in a new tab)
An open source mobile UI toolkit for building modern, high quality cross-platform mobile apps from a single code base in React.Vue.Angular.
- javascriptweekly.com (opens in a new tab)
A newsletter of JavaScript articles, news and cool projects
- johnpapa.net (opens in a new tab)
Hi, I'm John Papa. I author this blog, create courses for Pluralsight, and work in Developer Relations. I am a professional storyteller, I contribute to OSS, and I'm a Web technologist
- learncssgrid.com (opens in a new tab)
CSS Grid is a powerful tool that allows for two-dimensional layouts to be created on the web. This guide was created as a resource to help you better understand and learn Grid, and was organized in a way I thought made the most sense when learning it.
- lerna.js.org (opens in a new tab)
Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.
- mdn (Mozilla Developer Network) (opens in a new tab)
Resources for Developers, by Developers. Documenting web technologies, including CSS, HTML, and JavaScript, since 2005.
- mdxjs.com (opens in a new tab)
Markdown for the component era
- mswjs.io (opens in a new tab)
Industry standard API mocking for JavaScript.
- nodeweekly.com (opens in a new tab)
A free, once–weekly e-mail round-up of Node.js news and articles.
- nrwl.io (opens in a new tab)
We are the creators of Nx and Nx Cloud. We are also the maintainers of Lerna and many other widely-used open source projects.
- patterns.dev (opens in a new tab)
A collection of design patterns and best practices for designing and building web apps.
- pointer.io (opens in a new tab)
Pointer is a curated newsletter for web developers. It's a collection of the best articles and resources on web development, delivered to your inbox every week.
- prisma.io (opens in a new tab)
Prisma is a next-generation ORM that can be used to build GraphQL servers, REST APIs, microservices & more.
- react-typescript-cheatsheet.netlify.app (opens in a new tab)
Cheatsheets for experienced React developers getting started with TypeScript
- react.dev (opens in a new tab)
The library for web and native user interfaces.
- reactivemanifesto.org (opens in a new tab)
"we want systems that are Responsive, Resilient, Elastic and Message Driven. We call these Reactive Systems."
- reactjs.org (opens in a new tab)
A JavaScript library for building user interfaces
- redux-toolkit.js.org (opens in a new tab)
The official, opinionated, batteries-included toolset for efficient Redux development
- remix.run (opens in a new tab)
Remix is a full stack web framework that lets you focus on the user interface and work back through web standards to deliver a fast, slick, and resilient user experience. People are gonna love using your stuff.
- stackoverflow.com (opens in a new tab)
public platform building the definitive collection of coding questions & answers
- stateofjs.com (opens in a new tab)
State of JavaScript. The annual developer survey of the JavaScript ecosystem
- ui.dev (opens in a new tab)
Our courses are the ultimate brain food (and that learning budget is not going to spend itself) · react.gg · React Query · React Router · Modern JavaScript.
- ultimatecourses.com (opens in a new tab)
Learn the smarter and faster way, with industry best-practices and real-world scenarios for you to become the ultimate Angular developer.
- urldecoder.org (opens in a new tab)
URL Decoder/Encoder. Decode or Encode a URL
- vitejs.dev (opens in a new tab)
Next Generation Frontend Tooling. Get ready for a development environment that can finally catch up with you.
- web.dev (opens in a new tab)
This site is our home for content to help you on that journey, written by members of the Chrome team, and external experts.
- youtube.com/@TheCodingTrain (opens in a new tab)
The Coding Train is on its way with creative coding video tutorials on subjects ranging from the basics of programming languages like JavaScript to algorithmic art, machine learning, simulation, generative poetry, and more.
Design & UX
8- abookapart.com (opens in a new tab)
BRIEF BOOKS FOR PEOPLE WHO DESIGN, WRITE, AND CODE. We shed light on the industry’s most essential topics in a format that’s practical and fun.
- css-tricks.com (opens in a new tab)
CSS-Tricks - Tips, Tricks, and Techniques on using Cascading Style Sheets.
- fonts.google.com (opens in a new tab)
Making the web more beautiful, fast, and open through great typography and iconography
- loading.io (opens in a new tab)
Animation made easy. Ajax Loader, Animated Icons, Live Background in GIF / SVG / APNG / CSS !
- looka.com (opens in a new tab)
Design your own beautiful brand. Use Looka's AI-powered platform to design a logo and brand you love.
- lucid.app (opens in a new tab)
Lucidchart is the intelligent diagramming application that brings teams together to make better decisions and build the future.
- smashingmagazine.com (opens in a new tab)
Magazine on CSS, JavaScript, front-end, accessibility, UX and design. For developers, designers and front-end engineers.
- web-design-weekly.com (opens in a new tab)
Stay up-to-date and elevate your web design skills. Articles and tutorials on web design and development, delivered every Wednesday, for free.
Tools & services
9- codesandbox.io (opens in a new tab)
CodeSandbox keeps you in flow by giving you cloud development environments that resume in 1 second.
- draw.io (opens in a new tab)
draw.io is free online diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams.
- excalidraw.com (opens in a new tab)
Excalidraw is a virtual collaborative whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.
- heroku.com (opens in a new tab)
Build data-driven apps with fully managed data services.
- learngitbranching.js.org (opens in a new tab)
Interested in learning Git? Well you've come to the right place! "Learn Git Branching" is the most visual and interactive way to learn Git on the web; you'll be challenged with exciting levels, given step-by-step demonstrations of powerful features, and maybe even have a bit of fun along the way.
- nginx.com (opens in a new tab)
NGINX is open source software for web serving, reverse proxying, caching, load balancing, media streaming, and more.
- npmjs.com (opens in a new tab)
We're GitHub, the company behind the npm Registry and npm CLI. We offer those to the community for free, but our day job is building and selling useful tools for developers like you.
- tableconvert.com (opens in a new tab)
Convert tables from any format to any other format
- zoho.com (opens in a new tab)
A unique and powerful software suite to transform the way you work. Designed for businesses of all sizes, built by a company that values your privacy.
Reading & news
13- developers.facebook.com/tools (opens in a new tab)
Access Facebook Developers tools like Graph API Explorer, Access Token Debugger and more.
- goodreads.com (opens in a new tab)
Find and read more books you'll love, and keep track of the books you want to read. Be part of the world's largest community of book lovers on Goodreads.
- grugbrain.dev (opens in a new tab)
A layman's guide to thinking like the self-aware smol brained
- isbndb.com (opens in a new tab)
The World’s largest book database
- isbnsearch.org (opens in a new tab)
Using an ISBN is the most accurate and reliable way to search for a book. Use our search engine to find book information and the best prices for books.
- kalele.io (opens in a new tab)
We Help Executives and Technology Leaders Drive Strategic Software Innovation in Complex Business Domains
- leanpub.com (opens in a new tab)
On Leanpub, you can write in Markdown and generate your ebook or course with one click, or you can upload your own PDF or EPUB files.
- medium.com (opens in a new tab)
Discover stories, thinking, and expertise from writers on any topic.
- newcomer.co (opens in a new tab)
Where technology and venture capital intersect: A deeply reported newsletter on the inner workings of the startup industry written by Eric Newcomer.
- pragprog.com (opens in a new tab)
The Pragmatic Bookshelf publishes books written by developers for developers. The titles continue the well-known Pragmatic Programmer style, and continue to garner awards and rave reviews.
- substack.com (opens in a new tab)
The subscription network for independent writers and creators.
- tldr.tech (opens in a new tab)
Get Smarter About Tech in 5 min. TLDR is the free daily newsletter with links and TLDRs of the most interesting stories in startups 🚀, tech 📱, and programming 💻!
- web.archive.org (opens in a new tab)
Explore more than 866 billion web pages saved over time
Career & business
2- hackerrank.com (opens in a new tab)
We help companies develop the strongest tech teams around. We help candidates sharpen their tech skills and pursue job opportunities.
- lennysnewsletter.com (opens in a new tab)
A weekly advice column about building product, driving growth, and accelerating your career.
Barcelona
2- ajuntament.barcelona.cat/calendarifestius/ca (opens in a new tab)
In this space you can consult the calendar of public holidays in Barcelona
- codigospostales.com (opens in a new tab)
Códigos Postales España y Barcelona