
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
TestGorilla
HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

URLscan.io
Joe Sandbox
AbuseIPDB
Any.Run
VirusTotal
Malwares.com
MalShare
Metadefender, by OPSWAT, allows you to quickly multi-scan your files for malware using 43 antivirus...

Which is more popular?
Based on our record, HackerRank seems to be a lot more popular than Metadefender. While we know about 67 links to HackerRank, we've tracked only 6 mentions of Metadefender.
Website, pricing, platforms and company facts side by side.
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| Website | hackerrank.com | opswat.com |
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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
HackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
OPSWAT MetaDefender | Advanced Threat Prevention
More videos
How often each product is chosen within a category, 0–100% relative to the other.


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


What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
HackerRank’s challenges cover a wide range of topics and difficulty levels, allowing developers to enhance their problem-solving skills and learn new algorithms and data structures. The competitive nature of...
HackerRank offers a wide array of challenges across various domains such as algorithms, mathematics, SQL, and functional programming. Its interface is user-friendly, and the platform provides detailed feedback on...
We have no reviews of Metadefender yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other people’s solutions. - Source: dev.to / about 1 year ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / over 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice... Source: almost 3 years ago
Both filescan.io and https://metadefender.opswat.com/ label it as suspicious/malware. Source: over 3 years ago
Make sure you're getting the APKs from either NewPipe's GitHub releases or F-Droid and scan them with an online anti-virus scanner like VirusTotalor Metadefender. Source: over 3 years ago
You could try using OPSWAT's Metadefender if you want to try a different multi-scanner engine. Source: almost 4 years ago
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Practice and level up your development skills and prepare for technical interviews.
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urlscan.io is a free service to scan and analyse websites. When a URL is submitted to urlscan.io, an automated process will browse to the URL like a regular user and record the activity that this page navigation creates.
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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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Automated Malware Analysis - Development and Licensing of Automated Malware Analysis Tools to Fight Malware
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CodeSignal is the leading assessment platform for technical hiring.
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AbuseIPDB is an IP address blacklist for webmasters and sysadmins to report IP addresses engaging in abusive behavior on their networks, or check the report history of any IP.
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