
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.

Tumblr
Blogger
Medium
Ghost
LiveJournal
TypePad
Anchor CMS
Posthaven is the safe place for all your posts forever

Which is more popular?
Based on our record, CheckIO should be more popular than Posthaven. 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 | posthaven.com |
| Company | — | Startup from the United States |
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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
Y Combinator Posthaven - Master's Thesis: City as Interface
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CheckIO and Posthaven. 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...
#5 in the list of tumblr alternatives is Posthaven. It is exactly what you might be looking for. All its services would last forever and won’t get sold or acquired ever. It would provide you all specific features...
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
> Might be able to find services that publish posts from emails. Posterous[0] used to do that and it was good. Then they sold their souls to Twitter and, obviously, all the good went away after a year. (one of the founders then launched... - Source: Hacker News / almost 2 years ago
Posthaven seems like a good shot: https://posthaven.com. - Source: Hacker News / almost 3 years ago
Https://posthaven.com/ Says it supports full HTML theming so you could have ~arbitrary content. - Source: Hacker News / almost 3 years ago
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