If you are just starting JavaScript in 2025, these ten GitHub repos are ideal. They guide you step by step, let you practice, and show you real code. I explain in plain words. Each repo link is below the heading so you can click and explore.
1. Asabeneh/30-Days-Of-JavaScript
GitHub Repository: Asabeneh/30-Days-Of-JavaScript
This is a 30-day challenge that helps beginners learn JavaScript basics day by day. You start by learning variables, loops, arrays, functions, then move to DOM, events, objects, classes, and more. It's written in a friendly tone and easy to follow. Many learners in 2025 still use it to practice daily with motivation.
2. wesbos/beginner-javascript
GitHub Repository: wesbos/beginner-javascript
This repo contains the starter files and solutions for the Beginner JavaScript course called "Slam Dunk JavaScript." It has short exercises, playground areas to write code, and helpful diagrams like function definition illustrations. It's great if you like structured lessons and visual guides.
3. trekhleb/javascript-algorithms
GitHub Repository: trekhleb/javascript-algorithms
This repo teaches common algorithms and data structures written in JavaScript. You will find sorting, searching, and linked list examples. Each algorithm has an explanation and code. Beginners use it to build logical thinking and understand how things work under the hood.
4. TheAlgorithms/Javascript
GitHub Repository: TheAlgorithms/Javascript
Similar to the previous repo, this one also covers many algorithms in JavaScript, but from a different organization. It has simple code and is used for educational purposes. It is helpful to compare different implementations and grow your coding skills.
5. romeojeremiah/javascript-projects-for-beginners
GitHub Repository: romeojeremiah/javascript-projects-for-beginners
This repo offers 100+ mini-projects for beginners. You can build simple tools like a to-do list, weather app, calculator, quote generator, games, and more. Each project teaches you how to use JavaScript with HTML and CSS in a fun way.
6. ajay-dhangar/learn-javascript
GitHub Repository: ajay-dhangar/learn-javascript
This is a learning roadmap updated in May 2025. It covers JavaScript fundamentals, real-world examples, diagrams, and interview questions. It's well organized so beginners know what to study next and how to connect ideas.
7. MunGell/awesome-for-beginners
GitHub Repository: MunGell/awesome-for-beginners
This repo is a curated list of beginner-friendly open source projects across many languages including JavaScript. It points you to repositories with labels like "good first issue" so you can contribute small improvements and learn by doing.
8. freeCodeCamp/freeCodeCamp
GitHub Repository: freeCodeCamp/freeCodeCamp
This is the main repo behind freeCodeCamp, a huge learning platform with curriculum for JavaScript, HTML, CSS, and more. It offers interactive lessons, coding projects, certificates, and community support. With hundreds of thousands of stars and learners, it's a trusted place for beginners. It remains active in 2025 too.
9. wesbos/JavaScript30
GitHub Repository: wesbos/JavaScript30
This repo has 30 vanilla JavaScript projects (no frameworks). You build things like clocks, sliders, drawing apps, audio players and more. You follow a video course or code along. It's fun, hands-on, and builds confidence quickly.
10. airbnb/javascript
GitHub Repository: airbnb/javascript
This is the famous Airbnb JavaScript Style Guide. It shows best practices and coding style rules. Beginners benefit by reading good and bad examples side by side. Over time, following these habits makes your code cleaner and easier to read.
Why These Repos Are Great for Beginners in 2025
- Clear structure and guidance - courses like 30-Days and JavaScript30 give daily steps. Roadmaps and style guides show clear paths.
- Lots of practice - mini projects, algorithms, hands-on builds help you actually write code.
- True beginner tone - names like "beginner-javascript" and roadmap repos explain with simple words and examples.
- Community support - freeCodeCamp and MunGell's list connect you to mentors, forums, and friendly contributions.
- Trusted and active - these repos are updated or used widely through 2025 with large stars and contributions from many users.
How to Learn With These Repos (Sample Learning Flow)
You can follow this plan over 8-12 weeks depending on your time.
Week 1-2: Get Started
- Begin Asabeneh/30-Days-Of-JavaScript. Do 1-2 lessons daily.
- Explore wesbos/beginner-javascript. Run small exercises in the playground.
Week 3-4: Basic Projects
- Try simple builds from romeojeremiah/javascript-projects-for-beginners. Make a to-do list or counter app.
- Start JavaScript30 mini projects to learn DOM and events.
Week 5-6: Algorithms & Logic
- Go through some sorting and searching code in trekhleb/javascript-algorithms.
- Compare similar code in TheAlgorithms/Javascript.
Week 7: Roadmap & Style
- Read the roadmap in ajay-dhangar/learn-javascript, follow links and diagrams.
- Study clean code style using Airbnb JavaScript Style Guide.
Week 8: Coding Practice & Contribution
- Join freeCodeCamp lessons and projects.
- Browse MunGell/awesome-for-beginners and pick a small issue to contribute.
Tips to Learn Better
- Code every day, even if only for a short time.
- Read, run and modify code - don't just copy.
- Keep notes - write in simple words what you learn.
- Use a beginner-friendly code editor like VS Code or even browser consoles.
- Ask questions - GitHub issues, freeCodeCamp forum, Reddit r/learnjavascript are helpful.
- Start contributing small fixes, like typos in README, to get comfortable.
Extra Tools (Optional, Helpful)
- Exercism (JavaScript track): offers guided exercises and mentor reviews. You can see others' answers and improve by feedback.
- MDN Web Docs: not GitHub but great reference site for JavaScript. Good as companion.
Summary Table
| # | Repository | What It Teaches |
|---|---|---|
| 1 | Asabeneh/30-Days-Of-JavaScript | Daily lessons from basics to advanced |
| 2 | wesbos/beginner-javascript | Structured exercises with visual guidance |
| 3 | trekhleb/javascript-algorithms | Algorithms & logic in JS |
| 4 | TheAlgorithms/Javascript | More algorithm implementations |
| 5 | romeojeremiah/javascript-projects-for-beginners | 100+ beginner project ideas |
| 6 | ajay-dhangar/learn-javascript | Roadmap with examples and diagrams |
| 7 | MunGell/awesome-for-beginners | Beginner-friendly OSS and first contributions |
| 8 | freeCodeCamp/freeCodeCamp | Full curriculum with projects and community |
| 9 | wesbos/JavaScript30 | 30 practical JS builds |
| 10 | airbnb/javascript | Clean code and best practices guide |
Final Thoughts
Starting JavaScript in 2025 is easier than ever with these GitHub repos. You'll learn basics through friendly tutorials, build mini projects to practice, understand logic with algorithms, and adopt good habits with style guides. Contributing small fixes helps build confidence and community.
Stick with consistent practice, learn by building, and don't be afraid to ask for help. Soon you'll be comfortable writing real JavaScript code and exploring more advanced topics like frameworks or Node.js.