
HackerRank
CodeSignal
iMocha
HackerEarth
TestGorilla
DevSkiller
mettl
Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.

Slack
Mattermost
Discord
Element.io
Telegram
Zulip
Microsoft Teams
Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

Which is more popular?
Based on our record, Rocket.Chat seems to be a lot more popular than Codility. While we know about 68 links to Rocket.Chat, we've tracked only 2 mentions of Codility.
Website, pricing, platforms and company facts side by side.
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| Website | codility.com | rocket.chat |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from Brazil · 50 - 99 employees · 2016 |
| Listed in |
In their own words, as submitted to SaaSHub.


The Codility platform includes: CodeCheck - Design role-specific remote skills assessments to screen your technical candidates before moving them to the interview stage. CodeLive - Host technical remote or onsite interviews via our shared editor using a range of templates and whiteboards....
No description of Rocket.Chat yet.
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.


No analysis of Codility yet.
Overall verdict
Why this product is good
Recommended for
Rocket.Chat is well-suited for businesses and organizations that require a secure and customizable communication platform. It's particularly recommended for IT teams, tech-savvy businesses, or community groups comfortable with managing an open-source solution. It's also a great choice for organizations that need to meet strict data privacy and compliance requirements.
Walkthroughs and reviews on video.
An Introduction to Codility: The Tech Hiring Platform for Engineering Teams
What does Rocket.Chat look like?
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codility and Rocket.Chat. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Codility is a platform that helps companies assess the coding skills of developers. They offer a range of online coding tests and assessments that enable employers to evaluate candidates' technical abilities.
While Mattermost supports internal communication, Rocket.Chat has extended abilities that promote internal as well as external communication with customers, suppliers, vendors, and others. Also, the platform attaches...
Let us know if you want to have a quick chat with our team over here at Rocket.Chat to go through the most important advantages Rocket.Chat holds over Webex.
Recommendations tracked on public social media and blogs since March 2021.


- Technical skills: have they got the walk to match the talk? Programming languages on a resume mean little if candidates are unable to demonstrate their hard coding skills. You can test these skills with technical skill tests, such as... - Source: dev.to / over 2 years ago
Codility : Verify and improve coding skills. - Source: dev.to / over 5 years ago
Indie hackers also leverage collaboration tools like Nextcloud for file sharing and team projects, and Mattermost or Rocket.Chat as self-hosted alternatives to Slack. These tools empower remote teams and foster efficient communication... - Source: dev.to / over 1 year ago
Communication tools such as Mattermost and Rocket.Chat support team collaboration. - Source: dev.to / over 1 year ago
Rocket.Chat is an open source communication platform that allows teams to collaborate in real-time. It supports text, voice, and video communication and integrates with various other tools and services. Learn more about Rocket.Chat on... - Source: dev.to / over 2 years ago
When comparing Codility and Rocket.Chat, 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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A messaging app for teams who see through the Earth!
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CodeSignal is the leading assessment platform for technical hiring.
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Mattermost is an open source alternative to Slack.
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Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
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