Top 8 Open-Source Alternatives to Codela

Product categories

Coding Design Tools Developer Tools Education Education & Reference Exam Preparation Learn To Code Online Courses Online Education Online Learning Programming Web App

Summary

The top open-source alternatives to Codela are Daily Coding Problem, LeetCode, and Codewars. 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.

Daily Coding Problem Landing Page
1

Daily Coding Problem

Get exceptionally good at coding interviews
Pricing:
- Open Source
#Online Learning #Online Education #Coding 1 social mentions
LeetCode Landing Page
2

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
Codewars Landing Page
3

Codewars

Achieve code mastery through challenge.
Pricing:
- Open Source
#Online Learning #Online Education #Online Courses 160 social mentions
100 Days of Code Landing Page
4

100 Days of Code

Make coding a habit. Join the growing community.
Pricing:
- Open Source
#Online Learning #Online Education #Programming 1 social mentions
Exercism.io Landing Page
5

Exercism.io

Download and solve practice problems in over 30 different languages.
Pricing:
- Open Source
#Online Learning #Online Education #Online Courses 298 social mentions
Project Euler Landing Page
6

Project Euler

Project Euler is a series of challenging mathematical/computer programming problems that will...
Pricing:
- Open Source
#Online Learning #Online Education #Online Courses 405 social mentions
W3Schools Landing Page
7

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
Good Code Landing Page
8

Good Code

Free front end coding challenges
Pricing:
- Open Source
- Free
- Free Trial
#Design Tools #Developer Tools #Online Learning 1 social mentions