
HackerRank
Codility
LeetCode
HackerEarth
Coderbyte
DevSkiller
iMocha
CodeSignal is the leading assessment platform for technical hiring.

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, CodeSignal seems to be a lot more popular than Raphael. While we know about 27 links to CodeSignal, we've tracked only 2 mentions of Raphael.
Website, pricing, platforms and company facts side by side.
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| Website | codesignal.dev | dmitrybaranovskiy.github.io |
| Pricing | — | |
| Listed in |
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.
CodeSignal Talent Stories: Marcus Currie + Evernote
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NECA Teenage Mutant Ninja Turtles 1990 Movie Raphael (Gamestop Exclusive) | Video Review
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodeSignal 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.


CodeSignal is a technical interview and assessment solution that helps organizations identify quality candidates quickly. Our platform allows recruiters and hiring managers to design consistent and well-researched...
What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
CodeSignal is renowned for its standardized coding assessments and a robust IDE. It's an excellent platform for interview preparation and improving coding skills through timed challenges.
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.


Mention tools like Slack, Zoom, GitHub Highlight remote work experience or team collaboration Link to your portfolio and GitHub Prepare for video interviews and live coding sessions (HackerRank, CodeSignal, etc.). - Source: dev.to / about 1 year ago
When I started, I programmed many different things in different languages. Then, I found a job as a Junior Java Developer and solved tasks on CodeSignal every day. - Source: dev.to / over 1 year ago
Platforms like HackerRank and CodeSignal host challenges that not only hone your skills but also can put you on the radar of tech companies looking for talent. - Source: dev.to / over 2 years 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
When comparing CodeSignal and Raphael, you can also consider the following products.

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

D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.
Compare D3.js to CodeSignal or Raphael:

Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
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JS library for creating graphic and interactive experiences
Compare p5.js to CodeSignal or Raphael:

Practice and level up your development skills and prepare for technical interviews.
Compare LeetCode to CodeSignal or Raphael:

Open source vector graphics scripting framework that runs on top of the HTML5 Canvas.
Compare Paper.js to CodeSignal or Raphael: