
Scrimba
Data Protocol
GoIT LMS
Codelita
CodeCrafters
Codecademy
Divize
The most fun way to learn to code.

Codechef
LeetCode
HackerRank
Codewars
AlgoExpert.io
Coderbyte
CodeForces
The Topcoder home page has received a slick new makeover that lets new customers quckly login, discover the power of our community, and launch challenges.

Which is more popular?
Topcoder might be a bit more popular than Codédex. We know about 6 links to it since March 2021 and only 5 links to Codédex.
Website, pricing, platforms and company facts side by side.
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| Website | codedex.io | topcoder.com |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


No analysis of Codédex yet.
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Difference between HackerRank, LeetCode, topcoder and Codeforces
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codédex and Topcoder. For example, how are they different and which one is better?
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What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
Topcoder is a platform where companies and employers can go to get developers who can work on their projects. The platform offers crowdsourcing services where several developers can work together to complete your task.
TopCoder is one of the original platforms for competitive programming online. It provides a list of algorithmic challenges from the past that you can complete on your own directly online using their code editor. Their...
Recommendations tracked on public social media and blogs since March 2021.


I'm a new coder too. What helps me is finding a good place to learn the most basic principles and having 2-5 things I want to do. I started with codedex.io , learning Python and HTML and then took their courses and moved on looking for... Source: over 3 years ago
I think you should focus on HTML, CSS, and JS, starting with HTML. I just started HTML on a website called codedex.io. Pretty cool so far but I feel like I'm getting into a brand new thing haha. Source: over 3 years ago
I've been learning Python on a website called codedex.io for about 6 months. It's been great for me so far. I just started on Classes and Objects. Give them a try, you might like them. Source: almost 4 years ago
TopCoder: Features algorithm and development competitions. - Source: dev.to / about 2 years ago
Leetcode.com for problem solving practice. Do basics first before jumping into this one. Similar thing you can do at topcoder.com for trying to code with a timer. Great for problem solving practice. Source: over 3 years ago
I know topcoder.com does competitive programming for $$, I haven't done it myself though so I'm not entirely sure how it works. Source: over 3 years ago
When comparing Codédex and Topcoder, you can also consider the following products.

Interactive coding screencasts created in an instant
Compare Scrimba to Codédex or Topcoder:

CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.
Compare Codechef to Codédex or Topcoder:


Practice and level up your development skills and prepare for technical interviews.
Compare LeetCode to Codédex or Topcoder:
Empowering emerging markets with high-quality tech education
Compare GoIT LMS to Codédex or Topcoder:

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Compare HackerRank to Codédex or Topcoder: