Top 12 Open-Source Alternatives to Hackr.io

Hackr.io

There are tons of online programming courses and tutorials, but it's never easy to find the best one. Try Hackr.io to find the best online courses submitted & voted by the programming community.

Product categories

AI Coding Data Collaboration Developer Tools Development Education Education & Reference Online Courses Online Education Online Learning Programming Tutorials

Summary

The top open-source alternatives to Hackr.io are Exercism.io, W3Schools, and The Odin Project. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Exercism.io Landing Page
1

Exercism.io

Download and solve practice problems in over 30 different languages.
Pricing:
- Open Source
#Online Learning #Online Education #Online Courses 298 social mentions
W3Schools Landing Page
2

W3Schools

W3Schools is a web developers information website, with tutorials and references on web development...
Pricing:
- Open Source
#Online Learning #Online Courses #Online Education 186 social mentions
The Odin Project Landing Page
3

The Odin Project

How it works. This is the website we wish we had when we were learning on our own. We scour the internet looking for only the best resources to supplement your learning and present them in a logical order.
Pricing:
- Open Source
#Online Learning #Online Courses #Online Education 233 social mentions
Tutlane Landing Page
4

Tutlane

One Stop Solution for All Your Learning Needs
Pricing:
- Open Source
- Free
#Online Learning #Education #Online Education
swaroopch.com
5

A Byte of Python

A Byte of Python is a Python programming tutorial and learning book that teaches you how to program with the Python programming language.
Pricing:
- Open Source
#Development #Education & Reference #Education 4 social mentions
Codewars Landing Page
6

Codewars

Achieve code mastery through challenge.
Pricing:
- Open Source
#Online Learning #Online Education #Online Courses 160 social mentions
Colaboratory Landing Page
7

Colaboratory

Free Jupyter notebook environment in the cloud.
Pricing:
- Open Source
#Development #Education & Reference #Education 208 social mentions
Real Python Landing Page
8

Real Python

Real Python is a Python tutorials and training videos website that provides an interactive platform for users to learn Python.
Pricing:
- Open Source
#Development #Education & Reference #Online Learning 50 social mentions
Explorium Landing Page
9

Explorium

Explorium is an External Data Platform that offers ML and AI-based datasets so data scientists can take part in data science competitors and marathons to win prizes.
Pricing:
- Open Source
#Development #Education & Reference #Education
showexamples.com
10

ShowExamples

ShowExamples helps developers to find the best way to use classes and methods with real-world code examples that were extracted from open source projects.
Pricing:
- Open Source
- Freemium
- Free Trial
#Education #Software Development #Developer Tools
LeetCode Landing Page
11

LeetCode

Practice and level up your development skills and prepare for technical interviews.
Pricing:
- Open Source
#Online Education #Online Learning #Online Courses 515 social mentions
Two Scoops of Django Landing Page
12

Two Scoops of Django

Best Practices for Django
Pricing:
- Open Source
#Education #Programming #Tutorials