
Codewars
Exercism
LeetCode
CodinGame
CodeCombat
HackerRank
Google's Python Class
CheckIO is a web site with a mission: To teach JavaScript and Python coding skills through a game-playing interface. It is designed to teach new skills or improve existing skills through completing challenges.

Visual Studio Live Share
CodeTogether
Teletype for Atom
Dabblet
replit
Codeply
Liveweave
Realtime code sharing for developers
Which is more popular?
Based on our record, CheckIO should be more popular than CodeShare.io. It has been mentioned 46 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | checkio.org | codeshare.io |
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What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Intro Video. How to get maximum from CheckiO
CodeShare.io Realtime Sharing of Programming Code Online Best Website for Programming Interviews
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CheckIO and CodeShare.io. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


CheckiO is a platform with coding games created for different levels of programmers, from beginners to advanced levels. Using fun and engaging methods, you can use coding games to solve challenges in TypeScript and...
CheckIO is available in English and Spanish. The platform was designed by a group of engineers and now has a number of customers all over the globe who may use it to improve their programming speed and abilities by...
Checkio is the most whimsical HackerRank alternative on this list. It’s also focused on two languages: Python and TypeScript. On this site you’ll be thrown into a gamer’s paradise that includes robot mollusks and...
CodeShare is a web-based collaborative coding platform that allows developers to write and share code in real-time. With its built-in video chat and collaborative editing features, CodeShare makes it easy to work on...
First of all, Codeshare is made primarily for developers. So, it really doesn’t make sense to use it if you are a content creator or publisher. That said, Codeshare should be considered if you like the idea of having...
As its name suggests, CodeShare is an online code editor with an emphasis on sharing code. It is an extremely useful tool for developers to share code with others, troubleshoot code together, and for teachers to show...
Recommendations tracked on public social media and blogs since March 2021.


Have you heard of CheckIO (https://checkio.org/)? They have a gameified "Mario world" of coding challenges that are smaller and come with more explanation, tests to guide you through edge cases and provide hints. The challenges start... Source: almost 3 years ago
Cyber isn't gonna be a light switch, where you can flip it and be good. Don't be too hard on yourself. Start with some hands on stuff like https://tryhackme.com or checkio.org. You could look at certs like Security+ or CySA+ for some... Source: about 3 years ago
Much better to get your hands dirty than watching the videos. Try: https://checkio.org/. Source: over 3 years ago
As for LeetCode-like problems, I used to use codeshare.io and ask junior to mid front-end devs to take a fixed width/height box class/element and center it in an HTML div tag any way they know how to. Source: over 3 years ago
Codeshare.io is one such example. But today, we're going to roll up our sleeves and build our very own code sharing playground using Dyte.io. - Source: dev.to / over 3 years ago
It's my bed time now but I'd be glad to help if you're still having problems with this, I'll be online around 9 AM to 12 AM CST and we can work through it. Hit me up with some clean formatted code, try codeshare.io. Source: over 3 years ago
When comparing CheckIO and CodeShare.io, you can also consider the following products.


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Live share IDEs and coding sessions. See changes in real time.
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Practice and level up your development skills and prepare for technical interviews.
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Collaborate in real time in Atom
Compare Teletype for Atom to CheckIO or CodeShare.io: