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

UMLGraph
Dia
yEd
draw.io
OmniGraffle
LucidChart
CollabNet
The JavaScript toolkit for graph visualization

Which is more popular?
Based on our record, CodeSignal seems to be a lot more popular than KeyLines. While we know about 27 links to CodeSignal, we've tracked only 1 mention of KeyLines.
Website, pricing, platforms and company facts side by side.
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| Website | codesignal.dev | cambridge-intelligence.com |
| Platforms | — | |
| Company | — | 2012 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of CodeSignal yet.
KeyLines is a powerful graph visualization SDK for JavaScript developers. From law enforcement to fraud detection and cybersecurity, every day thousands of analysts rely on KeyLines-powered applications to turn their complex graph data into insight. As an SDK, KeyLines lets you build applications...
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.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodeSignal and KeyLines. 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.
We have no reviews of KeyLines yet. Be the first one to post
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
I am looking for a powerful open-source graph visualization library to use in an upcoming project. This article provides a lot of options, however, most of the open source libraries that I found were no longer being maintained and / or... Source: about 5 years ago
When comparing CodeSignal and KeyLines, 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.
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UMLGraph is a professional automated drawing tool that allows the designers the declarative specification and drawing of UML class and sequence diagram.
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Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
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Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
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Practice and level up your development skills and prepare for technical interviews.
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yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.
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