
Codecademy
edX
Treehouse
Free Code Camp
Hackr.io
Pluralsight
Coursera
Download and solve practice problems in over 30 different languages.

itch.io
Poki
Easegame
Gamex Games
Libregamewiki
Puzzlescript
The Wikipedia Game
Gamified CAPTCHAs and embeddable daily micro-puzzles to instantly boost retention, block bots, and drive engagement on your website.

Which is more popular?
Based on our record, Exercism seems to be more popular. It has been mentioned 318 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | exercism.org | oops-games.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Exercism yet.
The Oops-Games Publisher Portal provides a suite of embeddable, interactive widgets designed to solve two of the biggest problems on the web: low retention rates and terrible user security experiences. Gamified CAPTCHA Solutions Stop frustrating your users with crosswalks and traffic lights. Our...
What each product offers, as listed by its team.


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.
Learn with Exercism.io
More videos
No Oops-Games videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Exercism and Oops-Games.
Oops-Games's answer:
Our games are ad free and free to use.
Oops-Games's answer:
We don't put any burden on you or your customers. We deliver a clean product that improves retention and time on page.
Oops-Games's answer:
People who love puzzle games. Some of our games are also humerous.
Oops-Games's answer:
Two IT people stuck at an onsite, chatting over lunch. "It would be fun to make games." "Yeah, we should try that sometime."
Oops-Games's answer:
We use the antigravity IDE for the majority of our builds.
Oops-Games's answer:
You are are most important customer.
Share your experience with using Exercism and Oops-Games. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
Exercism is the alternative to LeetCode learning platform, with over 4000 activities in up to 52 popular programming languages. It is very different from other comparable programming websites in that it emphasizes...
Exercism is a coding challenge website that offers 3100+ challenges spanning 52 different programming languages. After picking a language that you'd like to master, you tackle the coding challenges right on your...
We have no reviews of Oops-Games yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Exercism.org structured deliberate practice, no AI required. - Source: dev.to / 7 months ago
Providing free coding exercises and mentorship, Exercism helps developers practice and improve their programming skills step by step. Their Python Track offers a series of exercises that guide learners from beginner to more advanced levels. - Source: dev.to / 10 months ago
Exercism is a code practice + mentoring platform in 74 languages. Why it can work: although it is not exclusively focused on groups of five, its mentoring and peer review model allows forming mini-circles where participants give each... - Source: dev.to / about 1 year ago
Tracking Oops-Games since Apr 2026.
When comparing Exercism and Oops-Games, you can also consider the following products.

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Poki.com is one of the best-personalized discovery platforms for free online games where you can play thousands of games directly in your web browser.
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Treehouse is an award-winning online platform that teaches people how to code.
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Play free online games anytime! Enjoy top casual, puzzle, and strategy games, plus many other genres—no download, no signup, just endless fun!
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