
Quake
Warsow
Unreal Tournament
Counter-Strike
Doom
Red Eclipse
Veloren
Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.

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

Which is more popular?
Xonotic might be a bit more popular than CodeSignal. We know about 35 links to it since March 2021 and only 27 links to CodeSignal.
Website, pricing, platforms and company facts side by side.
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| Website | xonotic.org | codesignal.dev |
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What each product offers, as listed by its team.


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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 Xonotic and CodeSignal. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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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.
Recommendations tracked on public social media and blogs since March 2021.


Open-source one: Xonotic https://xonotic.org/. - Source: Hacker News / 10 months ago
This is a good list, and there are some games on here I've never heard of. That said, I would suggest the addition of Xonotic[0] to the 'first-person games' category. [0] https://xonotic.org. - Source: Hacker News / 10 months ago
I looked it up: Xonotic was the answer! It was actually quite fun, even though I had to compile from source to play on an outdated office server :) https://xonotic.org/. - Source: Hacker News / over 2 years ago
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
When comparing Xonotic and CodeSignal, you can also consider the following products.

Quake is a series of first-person shooter video games released by id Software.
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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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Unreal is a series of first-person shooter video games developed by Epic Games.
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Practice and level up your development skills and prepare for technical interviews.
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