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Top 4 Java competitive-programming Projects
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DSA-Bootcamp-Java
This repository consists of the code samples, assignments, and notes for the Java data structures & algorithms + interview preparation bootcamp of WeMakeDevs.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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Project-Euler-solutions
Runnable code for solving Project Euler problems in Java, Python, Mathematica, Haskell. (by nayuki)
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RemoteCodeCompiler
An online code compiler supporting 11 programming languages (Java, Kotlin, Scala, C, C++, C#, Golang, Python, Ruby, Rust and Haskell) for competitive programming and coding interviews.
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
Java competitive-programming discussion
Java competitive-programming related posts
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Open-Source Java DSA and Interview Prep Bootcamp by WeMakeDevs
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Expanding from Laravel and MVC: How to learn algorithms, patterns and more while coding?
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Beginners road map
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How problem solving platforms like LeetCode, Codeforces... work?
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Understanding Git and Github
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leetcode - where to start?
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Developing a platform where programmers can practice solving problems
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A note from our sponsor - SaaSHub
www.saashub.com | 20 Jun 2026
Index
What are some of the best open-source competitive-programming projects in Java? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | DSA-Bootcamp-Java | 22,649 |
| 2 | Project-Euler-solutions | 1,957 |
| 3 | FAANG | 1,878 |
| 4 | RemoteCodeCompiler | 185 |