Stars
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
The library for web and native user interfaces.
π Algorithms and data structures implemented in JavaScript with explanations and links to further readings
A book series (2 published editions) on the JS language.
π― Curated coding interview preparation materials for busy software engineers
A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
Clean Code concepts adapted for JavaScript
A curated awesome list of lists of interview questions. Feel free to contribute! π
The Patterns of Scalable, Reliable, and Performant Large-Scale Systems
A long list of (advanced) JavaScript questions, and their explanations β¨
Everything you need to know to get the job.
Curated list of design and UI resources from stock photos, web templates, CSS frameworks, UI libraries, tools and much more
π» A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline
A JS library for predictable global state management
A list of helpful front-end related questions you can use to interview potential candidates, test yourself or completely ignore.
The best React-based framework with performance, scalability and security built in.
Declarative routing for React
The repository for high quality TypeScript type definitions.
βοΈ Companies that don't have a broken hiring process
β° Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API
Cheatsheets for experienced React developers getting started with TypeScript
π©βπ»π¨βπ» Awesome cheatsheets for popular programming languages, frameworks and development tools. They include everything you should know in one single file.
π React Hooks for form state management and validation (Web + React Native)
The zero configuration build tool for the web. π¦π
π JavaScript library for mobile-friendly interactive maps πΊπ¦
π Front End interview preparation materials for busy engineers (updated for 2025)