MathNet lets users browse and search more than 30,000 Olympiad-level problems from 47 countries in 17 languages.
FreePick
24 alternativesTheAlgorithms
Learn data structures and algorithms through open-source implementations in multiple programming languages.
About TheAlgorithms
TheAlgorithms provides data structure and algorithm implementations in multiple programming languages, including Python, Java, JavaScript, Go, Rust, C++, C, Swift, PHP, R, Scala and Julia. Content is organized by language and by category, such as sorting, searching, graph algorithms and data structures, with documented examples and step-by-step guides.
Code is maintained in language-specific GitHub repositories. Visitors can browse implementations, and contributors can fork a repository, add code with test cases, and submit a pull request for review. Community contact is listed through Discord, Twitter, LinkedIn and email.
Key features
- Implementations in 30+ programming languages
- Sorting, searching, graph algorithms and data structure examples
- Beginner-friendly explanations and step-by-step guides
- Language-specific GitHub repositories for browsing code
- Contribution steps for forking, testing and submitting pull requests
- Community discussion via Discord and updates via Twitter
Best for: Computer science students and beginners learning algorithms through code implementations in different languages.
Good for
- Covers many programming languages
- Includes explanations and step-by-step guides
- Contribution process includes tests and maintainer review
TheAlgorithms at a glance
- Website
- the-algorithms.com
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Good for
- Students
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
TheAlgorithms alternatives
Tools and sites you could use instead, ranked by how closely they match.
MSD Manuals provide medical reference material in multiple versions for different audiences.
DermNet provides dermatology topics, images, cases, and a skin checker for learning about skin conditions.
The AoPS Alcumus system provides free online mathematics learning materials from Art of Problem Solving.
Free
24 alternatives
Find programming commands and syntax quickly with SpeedSheet, a set of interactive cheat sheets.
Practical Deep Learning for Coders is a free course on applying deep learning and machine learning, designed for people with coding experience.
Popular in Science, Math & Technology
Well-known listings from the same topic.
OneZoomonezoom.orgThrustCurvethrustcurve.orgWikispeciesspecies.wikimedia.orgHot Nozzle Societyhotnozzlesociety.orgA-Z Animala-z-animals.comWumbowumbo.net
TheAlgorithms FAQ
How do I contribute an algorithm?
Fork the repository for a language, add an implementation following the coding and documentation guidelines, add test cases, then submit a pull request for maintainer review.
Which languages and topics are covered?
Languages include Python, Java, JavaScript, Go, Rust, C++, C, Swift, PHP, R, Scala and Julia. Topics include sorting algorithms, searching algorithms, graph algorithms and data structures.
Is something wrong or out of date?
Tell us and an editor will check it.
Own this website?
Claim this listing
Claim the listing and suggest updates yourself. An editor checks every claim first.