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

getviktor.com
Town
Glean
Hermes
Claude AI
ChatGPT
Lumina.AI
Luffy is the AI coworker that plugs into the tools your team already uses and ships the work — reports, dashboards, follow-ups, internal apps.

Which is more popular?
Based on our record, HackerRank seems to be more popular. It has been mentioned 67 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | hackerrank.com | luffy.so |
| Pricing | — | |
| Platforms | — | |
| Company | — | Startup from India |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of HackerRank yet.
Luffy is an AI employee inside Slack that connects to your tools and builds a living memory of your company. With that context, it can answer questions, follow ongoing work, and execute tasks across your apps, so your team can move from conversation to action without leaving Slack or constantly...
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
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.
No analysis of Luffy yet.
Walkthroughs and reviews on video.
Is HackerRank A Good Idea?
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing HackerRank and Luffy.
Luffy's answer:
Luffy lives inside Slack, connects to the tools a team already uses, and builds a living memory of how the company works. That shared context lets it move beyond answering questions to following ongoing work and executing tasks across connected apps.
Luffy's answer:
Choose Luffy when your team works in Slack and needs an AI coworker that can use context from connected business tools to complete work—not only return a chat response. Luffy is designed to turn conversations into reports, follow-ups, dashboards, research, and other cross-app tasks without constant tool switching.
Luffy's answer:
Luffy is built for modern teams that use Slack alongside connected business tools. Its primary audience includes founders, operations leaders, product leaders, CIOs, and CTOs at organizations that want to reduce fragmented knowledge, repetitive coordination, and manual cross-app workflows.
Share your experience with using HackerRank and Luffy. 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 Luffy 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
Tracking Luffy since Jul 2026.
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