
LeetCode
Exercism
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CodeSignal
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Project Euler is a series of challenging mathematical/computer programming problems that will...

D3.js
p5.js
Paper.js
Highcharts
Snap.svg
Google Charts
RAWGraphs
Raphael.js is an Object Oriented drawing library. It is good at making in-depth diagrams with complex interactions.

Which is more popular?
Based on our record, Project Euler seems to be a lot more popular than Raphael. While we know about 415 links to Project Euler, we've tracked only 2 mentions of Raphael.
Website, pricing, platforms and company facts side by side.
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| Website | projecteuler.net | dmitrybaranovskiy.github.io |
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Walkthroughs and reviews on video.
Project Euler Challenges 1–4 - Coding Challenges with Florin
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NECA Teenage Mutant Ninja Turtles 1990 Movie Raphael (Gamestop Exclusive) | Video Review
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Share your experience with using Project Euler and Raphael. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Project Euler provides a large collection of challenges in the domain of computer science and mathematics. The challenges typically involve writing a small program to figure out the solution to a clever mathematical...
If you are studying algorithms and computer programming, chances are you’ve heard of Project Euler. A collection of mathematical problems made for problem solvers who are interested to combine mathematics and...
Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or image crop and rotate widget, for example, you can achieve it...
Recommendations tracked on public social media and blogs since March 2021.


Let's hope this is going to help me solve some more Project Euler [1] problems! [1] https://projecteuler.net/. - Source: Hacker News / 4 months ago
Https://projecteuler.net/ for "Thinker" brain food. (it still has the issue of not being a pragmatic use of time, but there are plenty interesting enough questions which it at least helps). - Source: Hacker News / 8 months ago
I have a Project Euler (https://projecteuler.net/) account. Though I do not register at all on the leader board I will sometimes work obsessively on a problem just to make one of the level icons light up for me. There is not really... - Source: Hacker News / 9 months ago
You could also directly use libraries like Raphael or D3(lots of the tools around use D3.js as their core rendering library) if you just want help with drawing the SVG elements and connectors ... That is, if you're going to pull the data... Source: almost 5 years ago
In those darker times I used Raphaël to build charts and drag-drop UIs. Maybe check it out? Source: about 5 years ago
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