Alternatives to Hackr.io

Discover websites similar to Hackr.io based on shared categories, topics, and features.

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designcode.io favicon

Build real apps with design and code courses

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Learn to design and code real apps with hands-on courses in React, Swift, UI design, and development tools like Figma and SwiftUI. Build practical skills online.

educative.io favicon

Interactive coding courses tailored by AI

66%

Learn coding and system design with interactive, AI-powered courses and projects. Practice real-world skills and prep for interviews, all in your browser.

styleguides.io favicon

Find top resources for front-end style guides

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Explore a curated collection of resources, examples, and tools to help you create and manage front-end style guides and pattern libraries.

reactivex.io favicon

Learn reactive programming across languages

38%

ReactiveX introduces a framework for composing and transforming data streams, offering guides, docs, and tools for reactive programming in many languages.

egghead.io favicon

Master web dev with bite-sized video lessons

36%

Learn web development with short, expert-led video lessons focused on front-end tools and skills for developers and teams. No lengthy lectures, just results.

rdrr.io favicon

Search R package docs from multiple sources

25%

Browse and search R package documentation from CRAN, Bioconductor, GitHub, and R-Forge. Find resources, run R code online, and explore package details.

rustwasm.github.io favicon

Discover, learn, and join the Rust+Wasm community

24%

Explore Rust and WebAssembly with guides, tutorials, and updates. Connect with the community, learn new skills, and stay informed about recent events.

swannodette.github.io favicon

Discover clear programming guides and examples

24%

Explore articles and resources on programming concepts, code examples, and software development topics, curated by a dedicated developer.

cs231n.github.io favicon

Stanford's CS231n notes and materials online

23%

Access lecture notes and resources from Stanford's CS231n course on deep learning for computer vision, perfect for students and AI enthusiasts.

lilianweng.github.io favicon

Explore personal learning notes and insights

20%

Lil'Log is a personal blog where Lilian shares learning notes and insights, making it a helpful resource for those interested in her learning journey.

speaking.io favicon

Practical tips for confident public speaking

20%

Get practical tips and advice for public speaking, whether you're presenting at work, a conference, or anywhere you need to speak in front of others.

patilshreyas.github.io favicon

Explore Android apps and open source projects

20%

Showcase site for Shreyas Patil, featuring his Android and web development projects, open source work, and educational apps for learning programming.

Top Hackr.io Alternatives (Matching Language)

geeksforgeeks.org favicon

Practice coding and ace interviews

86%

Learn coding, computer science, and interview prep with articles, tutorials, quizzes, and practice questions on programming and tech topics.

rosettacode.org favicon

Compare code in 900+ programming languages

66%

Explore programming solutions for the same tasks in many languages, helping you compare, learn, and expand your coding knowledge across platforms.

codechef.com favicon

Practice coding with real problems

66%

Practice coding and learn programming with free courses and thousands of problems in Python, Java, C++, algorithms, and more on this interactive platform.

learnpython.org favicon

Practice Python with hands-on, interactive lessons

66%

Learnpython.org offers free, interactive Python tutorials with hands-on coding challenges for beginners and those looking to quickly learn Python basics.

exercism.org favicon

Practice coding with real mentors—free

64%

Exercism helps you learn, practice, and improve your programming skills in 75+ languages with exercises, mentoring, and a supportive community—all free.

mkyong.com favicon

Hands-on Java and Spring tutorials with code examples

62%

Learn Java, Spring, and Micronaut frameworks with practical tutorials, code examples, and guides designed to help you build and improve your coding skills.

programiz.com favicon

Practice coding with interactive tutorials

62%

Learn programming for free with beginner-friendly tutorials, interactive examples, and an online compiler for Python, Java, C/C++, and more.

snap.berkeley.edu favicon

Build and share projects with visual code blocks

62%

Snap! lets you learn programming by creating projects with visual code blocks. Build, share, and explore creative ideas in a friendly online community.

perlmaven.com favicon

Master Perl with step-by-step tutorials and videos

62%

Learn Perl programming with tutorials, video courses, and guides for beginners and advanced users. Find answers, tips, and resources for Perl development.

codecombat.com favicon

Learn coding by playing interactive games

62%

Play coding games to learn Python, JavaScript, and HTML. Solve puzzles, write real code, and create your own games and websites as you learn.

ericelliottjs.com favicon

Master JavaScript with expert guidance

62%

Learn JavaScript online with Eric Elliott. Access practical lessons, tips, and resources to boost your coding skills and make a real impact.

catrobat.org favicon

Learn coding creatively with fun apps

60%

Catrobat helps kids and teens learn coding through creative apps and projects, making programming fun and accessible for young learners worldwide.

guvi.in favicon

Learn coding in your native language online

60%

Learn coding and tech skills online in your native language, with hands-on courses and job placement support to help boost your tech career.

kodeco.com favicon

Master mobile development with hands-on courses

60%

Kodeco offers video courses and books to help you learn iOS, Android, and Flutter development with expert instructors and a supportive community.

html.com favicon

Start coding with easy HTML & CSS tutorials

60%

Learn HTML and CSS for free with beginner-friendly tutorials, guides, and reference materials to help you start building and designing websites easily.

scrimba.com favicon

Practice coding interactively with video lessons

60%

Scrimba helps you learn to code through interactive video tutorials, letting you pause and practice directly in your browser as you follow along.

leetcode.com favicon

Practice coding and prepare for tech interviews

60%

LeetCode offers coding challenges, practice problems, and interview prep tools to help you improve your programming skills and land tech jobs.

survivejs.com favicon

Master JavaScript and web tech with hands-on guides

60%

Learn JavaScript, React, and Webpack with practical guides, tutorials, and resources for all skill levels. Perfect for anyone interested in web development.

ezzylearning.net favicon

Learn web development with hands-on tutorials

60%

EzzyLearning.net offers step-by-step programming and web development tutorials on ASP.NET, Blazor, AngularJS, C#, and more for easy learning.

scipy-lectures.org favicon

Step-by-step Python tutorials for science

60%

Learn scientific Python with hands-on tutorials and clear explanations, covering beginner to expert topics in the Python data science ecosystem.

More Hackr.io Alternatives

learnyouahaskell.com favicon

Learn Haskell with easy, fun tutorials

64%

A fun, beginner-friendly site that helps you learn Haskell programming through easy explanations, colorful examples, and a lighthearted approach.

cprogramming.com favicon

Master C and C++ with easy tutorials

62%

Learn C and C++ with step-by-step tutorials, practice problems, and helpful tips for beginners and experienced programmers alike.

mimo.org favicon

Start coding with interactive courses

62%

Learn coding at your own pace with beginner-friendly courses in Python, JavaScript, HTML, and CSS. Build your skills and start for free on Mimo.

java67.com favicon

Master Java with tutorials and interview prep

60%

Java67 offers Java tutorials, interview questions, and course recommendations to help programmers learn, practice, and prepare for tech interviews.

flaviocopes.com favicon

Learn coding with practical tutorials and courses

60%

Learn to code with tutorials, books, and courses from Flavio Copes. Get practical programming tips and stay updated through the newsletter.

flatironschool.com favicon

Launch your tech career with hands-on bootcamps

60%

Flatiron School offers online and on-campus bootcamps in coding, data science, cybersecurity, and design to help you launch a tech career.

natureofcode.com favicon

Explore natural systems coding with interactive JavaScript

60%

Learn how to simulate natural systems using JavaScript with interactive examples, tutorials, and code from "The Nature of Code" book and website.

hourofcode.com favicon

Start coding with easy, one-hour activities

59%

Hour of Code offers fun, one-hour coding activities to introduce students of all ages to computer science in a simple and engaging way.

javascripter.net favicon

Learn JavaScript with quizzes and games

59%

Explore JavaScript with FAQs, quizzes, and games designed to help you learn, test, and improve your coding skills in a fun and interactive way.

codespark.com favicon

Kids learn coding through fun games

58%

codeSpark offers fun, game-based coding lessons for kids ages 3-10, helping them learn programming basics through interactive play and easy activities.

tynker.com favicon

Kids learn coding through interactive games

58%

Tynker offers fun online coding courses and games for kids and teens, helping them learn programming skills and problem-solving in an engaging way.

scottiego.com favicon

Learn coding through interactive games and puzzles

58%

Scottie Go! offers fun, interactive coding games for kids and teens, blending visual programming with adventures, puzzles, and colorful characters. (Polish)

kodable.com favicon

Kids learn to code through fun games and lessons

58%

Kodable offers fun coding games and lessons that help kids learn programming basics and STEM skills, both in classrooms and at home.

tutlane.com favicon

Learn coding with clear, step-by-step tutorials

58%

Tutlane provides step-by-step tutorials and examples on programming, web development, databases, and mobile technologies to help you learn new skills.

theodinproject.com favicon

Learn web development for free with peers

58%

The Odin Project offers a free, open-source curriculum for aspiring web developers, helping you learn coding skills and connect with a supportive community.

codegym.cc favicon

Practice Java with 1200+ coding tasks online

58%

CodeGym offers an interactive online Java course with 1200+ practice tasks, personalized learning plans, and a mix of theory and hands-on coding.

pythonprogramming.net favicon

Free Python tutorials for all skill levels

58%

Learn Python programming with free video and text tutorials, covering topics from beginner basics to advanced machine learning and data analysis.

learnpythonthehardway.org favicon

Start coding Python with zero experience

58%

Learn Python the Hard Way offers beginner-friendly online courses and books that teach you to code in Python from scratch, with no prior experience needed.

raspberrypi.org favicon

Learn coding and digital skills for free

57%

Discover free resources and projects to help young people learn coding, digital making, and computing skills with the Raspberry Pi Foundation.

software-carpentry.org favicon

Learn coding skills for research with hands-on workshops

57%

Software Carpentry offers workshops and lessons that teach foundational coding and data skills for researchers and scientists in an accessible way.