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An open API service indexing awesome lists of open source software.

Data structures

A data structure is a particular way storing and organizing data in a computer for efficient access and modification. Data structures are designed for a specific purpose. Examples include arrays, linked lists, and classes.

https://github.com/jcalmcrasher/hackerrank-challenges

My algo solutions (mostly hackerrank challenges)

algorithms data-structures typescript

Last synced: 02 Sep 2025

https://github.com/phipsgabler/algdesign-persistent-data-structures

Presentation for Algorithm Design Seminar 2 on persistent data structures

algorithm-design data-structures persistent-data-structures

Last synced: 03 Feb 2026

https://github.com/nkokor/Fibonacci-Heap

Python implementation of Fibonacci Heap

data-structures fibonacci-heap

Last synced: 25 Sep 2025

https://github.com/ahmed-roshdy-1/lab-3-assissment

it problem-solving using data structures and that when I in my second years in computer science college

c data-structures

Last synced: 02 Aug 2025

https://github.com/sr-tamim/algorithm-practice

Data Structure and Algorithm (DSA) practice repo of SR Tamim

algorithm algorithms-and-data-structures data-structures data-structures-and-algorithms dsa

Last synced: 05 Jan 2026

https://github.com/okeuday/keys1value

Erlang set associative map for key lists

data-structures erlang

Last synced: 24 Jul 2025

https://github.com/jenniferplusplus/interview-algorithms

A collection of solutions to algorithm or data structure based programming challenges I've been given during interviews recently.

algorithm-challenges algorithms algorithms-and-data-structures data-structures interview interview-practice interview-preparation interview-questions

Last synced: 18 Nov 2025

https://github.com/sysread/skewheap-pp

A fast and flexible heap structure written in pure perl

data-structures heap perl perl5 prioity-queue queue skew skewheap

Last synced: 02 Aug 2025

https://github.com/denizkarya1999/dsa_practice_with_x27

Practice Data Structures and Algorithms for better software engineering

algorithms coding-interviews computer-science data-structures self-practice

Last synced: 02 Sep 2025

https://github.com/richardmiruka/alx-interview

This interview repository 📒 is a collection of (practical) questions and answers designed to help someone prepare for programming interviews. The repository is organized into several categories, including Algorithms, programming concepts, and miscellaneous topics through Practical questions and concepts such as Pascal's triangle.

algorithms algorithms-and-data-structures data-structures logic logic-programming programming-languages

Last synced: 26 Feb 2025

https://github.com/suniksha12/dsa_programs

This repository is a comprehensive collection of Data Structures and Algorithms (DSA) programs implemented in Java. Each major topic in DSA has its dedicated subfolder, referred to as a ‘set’. Each ‘set’ encapsulates 10-12 specific DSA programs related to the overarching topic.

algorithms approach data-structures datastructures-algorithms dsa file-upload git github interview-preparation interview-questions java pages problem-solving revision solutions spacecomplexity star timecomplexity

Last synced: 26 Jan 2026

https://github.com/timsearle/graph

Graph and Breadth First Search Playground Test

breadth-first-search data-structures graph swift-3

Last synced: 28 Jan 2026

https://github.com/priyakdey/algodex

Algodex is a comprehensive collection of Data Structures and Algorithms (DSA) resources, solutions, and notes.

algoexpert algorithms algorithms-and-data-structures data-structures interview-preparation leetcode neetcode workattech

Last synced: 02 Aug 2025

https://github.com/drapegnik/algorithms

⏱️practise tasks on theory of algorithms on FAMCS, BSU

algorithms brute-force bsu c-plus-plus cpp data-structures famcs graph-algorithms

Last synced: 05 Apr 2025

https://github.com/jakerockland/data-structure-essentials

Implementation of the basics of algorithms and data structures including searching, sorting, lists, stacks, queues, hash tables, trees, and graphs.

algorithms data-structures python

Last synced: 24 Jul 2025

https://github.com/davbrito/dbds

A C library of common data structures.

c data-structures list map tree vector

Last synced: 20 Jun 2025

https://github.com/mawuva/struct-changelog

Tracks changes in nested Python structures (dicts, lists, tuples, and objects with __dict__).

change-tracking changelog data-diff data-structures dict diff json library list nested-data python python3

Last synced: 26 Oct 2025

https://github.com/tom-spalding/petrie-itis

a ITIS search wrapper to be used with Petrie

api api-wrapper classification data-structures graph itis petrie phylogeny taxonomy

Last synced: 31 Mar 2025

https://github.com/sureshsundriyal/rcu-cache

A FIFO cache implementation in Python with lock-free reads.

cache data-structures fifo-cache lock-free-reads python rcu rcu-cache

Last synced: 23 Mar 2025

https://github.com/codesbyprafful/data-structures

THIS REPOSITORY CONTAINS ESSENTIAL IMPLEMENTATIONS OF FUNDAMENTAL DATA STRUCTURES SUCH AS STACKS AND QUEUES. IT INCLUDES BOTH STANDARD IMPLEMENTATIONS AND PROBLEM-SOLVING EXERCISES TO ENHANCE UNDERSTANDING AND APPLICATION OF THESE CONCEPTS. THIS REPOSITORY IS DESIGNED TO HELP STUDENTS AND DEVELOPERS PRACTICE DATA STRUCTURE.

data-structures java

Last synced: 31 Mar 2025

https://github.com/orgh0/interview_bit

Solutions to Problems of InterviewBit

algorithm data-structures interviewbit

Last synced: 15 Mar 2025

https://github.com/yeyom/school_code

Personal school's code snippets, projects and homeworks, feel free to use them, for the most important snippets: https://gist.github.com/YeyoM

algorithms c cpp csharp data-structures java javascript python school school-assignment school-project schoolwork

Last synced: 07 Apr 2026

https://github.com/evasabeeh/travel-route-planner

Implemented Dijkstra's algorithm to find the most optimal path between the origin and destination.

c cpp data-structures

Last synced: 04 May 2026

https://github.com/iampavangandhi/huffmanendec

♾️ Huffman Encoder-Decoder Web App (using Huffman Coding)

data-structures encoder-decoder huffman-coding huffman-tree javascript

Last synced: 16 Jun 2025

https://github.com/simranjeet97/leetcode_practice

Practicing the Leet Code Codes for Competitive Programming

algorithms amazon coding competitive-programming data data-structures facebook google leetcode python

Last synced: 03 Aug 2025

https://github.com/vityaman-edu/bst

Binary Search Trees in C++20.

avl bst cpp20 data-structures

Last synced: 18 Jan 2026

https://github.com/jabhij/hacks_python

Python hacks for code optimization.

algorithms data-structures datatypes python

Last synced: 27 May 2026

https://github.com/amitbasuri/linuxpathtraversal

Application which does a Linux Path Traversal in memory.

data-structures golang golang-application tree-traversal-algorithm

Last synced: 19 Jun 2025

https://github.com/zakariaelbouzkri/my_cses_problems_solutions

this repo contains my solutions to the University of Helsinki's "Competitive Programming" course problem set hosted on the CSES (Code Submission Evaluation System) platform. This repository serves as a showcase of my problem-solving skills and coding journey as I tackle a variety of algorithmic challenges.

algo cpp cses-problem-set-solution data-structures dynamic-programming graph-algorithms math mathematics searching-algorithms sorting-algorithms

Last synced: 27 Feb 2025

https://github.com/rosekamallove/learn_code

This is a repository that contains all the topics that I @rosekamallove studied while learning to code and am currently learning Data Structures and Algorithms, and all the code I wrote are in this repo and I am thinking of making this repo more like a Learning resource.

algorithms competitive-programming cpp data-structures development

Last synced: 04 Aug 2025

https://github.com/theanujdev/dsa-python

A beginner-friendly introduction to common data structures (array, linked lists, stacks, queues, trees, graphs) and algorithms (searching, sorting, recursion, dynamic programming) in Python.

algorithms data-structures data-structures-and-algorithms dsa python python3 theanujdev

Last synced: 10 Jun 2026

https://github.com/skyv26/leetcode-exercises

LeetCode is one of the most well-known online judge platforms that you can use to practice your programming skills by solving coding questions. It has over 1,100 different problems, support for over 18 programming languages, and an active community that is always there to help you with the solution

algorithms data-structures interview interview-practice interview-preparation interview-questions

Last synced: 15 Mar 2025

https://github.com/ajlekcahdp4/ilab_1

First projects of MIPT ILAB course

c data-structures ilab poem-generator quadratic-equations stack

Last synced: 25 Jul 2025

https://github.com/object88/rope-experiment

Experiment to evaluate different implementations of the rope data structure

data-structures go rope

Last synced: 04 Aug 2025

https://github.com/ernitingarg/very-large-file-processing-python

Python solution which uses min-heap data structure and thread parallalism to process very large file

data-structures large-files min-heap multiprocessing python3 space-complexity threading time-complexity unit-testing

Last synced: 16 May 2025

https://github.com/iboudhaine/HNSW-Attribute-Filtering-Optimization

Optimizing multi-attribute filtering for Approximate Nearest Neighbor (ANN) search using HNSW. This project integrates bitsets and Roaring Bitmaps into HNSWLib to accelerate query performance by reducing evaluation costs for large attribute datasets.

ann-search approximate-nearest-neighbor bitsets cpp data-structures efficient-filtering hnsw optimization roaring-bitmaps

Last synced: 02 Apr 2026

https://github.com/massigy/c-graphs

This C project implements a graph data structure

c cprogramming data-structures gcc git github graph-algorithms makefile

Last synced: 17 Apr 2026

https://github.com/samarjit98/dsa_college

This is a compilation of many important data structures and their applications.

algorithms c cplusplus-11 data-structures java

Last synced: 17 Apr 2026

https://github.com/hadil19/pattern-searching

A high-performance Python library for single and multiple pattern searching, optimized for bioinformatics and large-scale text analysis

aho-corasick aho-corasick-algorithm algorithm algorithms bioinformatics boyer-moore data-structures dna-sequencing educational kmp-algorithm pattern-matching pattern-search python python-library string-matching

Last synced: 04 Apr 2026

https://github.com/olaolatunbos/leetcode

The repository contains my solutions to leetcode questions in Python, along with data structures and algorithms

algorithms algorithms-and-data-structures data-structures leetocde python

Last synced: 03 Jun 2026

https://github.com/64j0/js-datastructures-algorithms

Estruturas de dados e algoritmos com javascript - Livro (2019).

algorithms book data-structures javascript

Last synced: 03 Jun 2026

https://github.com/vitsalis/usaco

My solutions to USACO problems

algorithms c-plus-plus data-structures usaco usaco-solutions

Last synced: 17 Apr 2026

https://github.com/maxicorrea/javascript-data-structures

Basic implementation of data structures programmed and tested with javascript and jest.

abstract-data-types adt data-structures javascript jest jest-test jest-tests unit-testing unittest

Last synced: 17 Apr 2026

https://github.com/aliaks-ei/data-structures

A collection of the most famous data structures implemented in Typescript

binary-search data-structures editorconfig-checker hash-table javascript jest linked-list typescript unit-testing

Last synced: 19 Apr 2026

https://github.com/maemoonfarooq/shortest-path-finder-using-parallel-processing

Welcome to the Parallel Shortest Path Finder! This innovative tool is designed to swiftly determine the shortest routes between pairs of nodes in a graph. Leveraging the power of Dijkstra's algorithm, it navigates graph connections using an adjacency list and a hash table-based distance matrix for optimal efficiency.

bash-script c data-structures mpi openmp-parallelization

Last synced: 18 Apr 2026

https://github.com/lxmn22nov/cohort3.0

I'll post everything here, whatever I'll learn during this cohort. 💯

bitcoin-wallet css-grid css3 data-structures express-middleware expressjs html5 javascript mongodb nodejs reactjs web3

Last synced: 04 Apr 2026

https://github.com/vishalpadaswan3/mykaa---shopping-website

An E-Commerce website for women fashion products. A Solo Project built by a me and executed in 5 Days

backend css css-animations css-grid data-structures database expressjs html mongodb mongoose nodejs

Last synced: 05 Apr 2026

https://github.com/moindalvs/assignment_multi_linear_regression_2

Consider only the below columns and prepare a prediction model for predicting Price. Corolla<-Corolla[c("Price","Age_08_04","KM","HP","cc","Doors","Gears","Quarterly_Tax","Weight")]

cooks-distance data-science data-structures data-visualization exploratory-data-analysis feature-engineering feature-selection influencers multi-collinearity-issue outlier-removal outliers-detection predictive-modeling

Last synced: 18 Apr 2026

https://github.com/nelsonbn/algorithms-data-structures-binary-search-tree

Algorithms and Data Structures - Binary Search Tree (BST)

algorithms algorithms-and-data-structures data-structures

Last synced: 20 Apr 2026

https://github.com/lebrancconvas/datastructure-algorithms-playground

Practicing Data Structures and Algorithms in various Programming Language.

algorithms data-structures data-structures-and-algorithms

Last synced: 04 Jun 2026

https://github.com/aryank1511/dsa-for-coding-interviews

📚✨ A handy collection of my code and notes for mastering data structures and algorithms for coding interviews!

algorithms data-structures

Last synced: 21 Apr 2026

https://github.com/justinlubin/cs-162-notes

UChicago CS 162 Notes, Winter 2017.

algorithms c data-structures notes

Last synced: 21 Apr 2026

https://github.com/4hmedyasser/shortest-path-distance-calculator

Application implemented with C++ in which dijkstra algorithm used to compute the shortest path between any two inputs on a graph represented with adjacency list

adjacency-list data-structures dijkstra graph object-oriented shortest-path

Last synced: 22 Apr 2026

https://github.com/evandrolg/data_structures_in_js

A collection of data structure developed in JavaScript.

algorithms data-structures js performance

Last synced: 06 Jun 2026

https://github.com/amazingandyyy/good-job

🎉 The most useful DS and Algor. implemented in javascript

algorithm computer-science data-structures interview interview-questions software-engineer

Last synced: 22 Jun 2026

https://github.com/selcia25/programming-in-data-structures

Welcome to the "Programming in Data Structures" repository! This repository contains Python code examples and implementations of various data structures and algorithms to help you learn and practice programming concepts related to data structures.

algorithms code data-structures

Last synced: 22 Jun 2026

https://github.com/williamwutq/mappedvartrie

A persistent, memory-mapped trie for Rust where keys are sequences of variable-length byte segments.

data-structure data-structures database memory-mapped mmap tree trie

Last synced: 25 Jun 2026

https://github.com/williamwutq/bblock

Persistent checksummed blocks built on top of bstack's allocators

allocation binary block data data-structures database rust rust-crate rust-library serialization

Last synced: 25 Jun 2026

https://github.com/bcongdon/hackerrank

:computer: My HackerRank solutions

algorithms data-structures hackerrank python

Last synced: 09 Oct 2025

https://github.com/ikhsan/datastructure

Data structures in Swift for fun

data-structures swift

Last synced: 26 Oct 2025

https://github.com/aritrac1/java

All the Basics concepts of Java, OOPs, DSA in Java and some Projects along practice problems(leetcode and other platforms) and other resources.

algorithms competitive-programming data-structures dsa dsa-algorithm dsa-practice exception-handling java java-basics java-projects leetcode leetcode-java maths multithreading oops-in-java patterns practice-programming project

Last synced: 26 Oct 2025

https://github.com/thomasthaddeus/musicalchairs

This project contains implementations of a seating arrangement algorithm using four different approaches: us module, using standalone functions, and using Python's zip function along with the built-in sorted function.

data-structures interview-questions lgplv3 optimization-algorithms python python3

Last synced: 26 Oct 2025

https://github.com/morwenn/prime_multiset

A multiset of prime numbers represented by a single integer

data-structures python python-3-5

Last synced: 28 Jan 2026

https://github.com/thomasms/fortsraw

Native data structures for modern Fortran

data-structures fortran fortran2008 ftl linked-list

Last synced: 28 Jan 2026

https://github.com/nixtomalon/guess-the-number

🎲 A basic text-based game developed using the C programming language.

basic-programming c console-application data-structures fundamentals game sample-project

Last synced: 24 Jan 2026

https://github.com/lbwa/algorithms

Algorithm fundamentals implemented by JavaScript(TypeScript), @golang, @rust-lang.

algorithms algorithms-implemented data-structures go golang heap javascript linked-list queue searching-algorithms sorting-algorithms stack typescript

Last synced: 15 Apr 2026

https://github.com/ahmedabougabal/csharpscholarshipbackendtasks

Documenting all my assignments and tasks completed during the first phase in Career180 Learn IT Bootcamp (.NET backend track). The bootcamp covers backend development using .NET technologies, Stay Tuned!

asp-net-core cplusplus csharp-code data-structures database mvc-architecture

Last synced: 28 Jan 2026

https://github.com/asiimwedismas/java_data_structures

Implementation of a few data structures written in Java, complete with tests.

data-structures java

Last synced: 29 Mar 2025

https://github.com/samuelastech/code

Every piece of concept that I'm learning will be placed here so that I can consult it later as a reference

algorithms data-structures data-types dynamic-programming language-learning math programming-paradigms

Last synced: 06 Feb 2026

https://github.com/solangeug/text-editor

This project is part of the Data Structures and Performance in Java Coursera course, developed by the University of California, San Diego. It allows its user to manage, manipulate and reason about large sets of textual data.

algorithms data-structures java-8 java-fx junit5 maven string-manipulation

Last synced: 15 Apr 2026

https://github.com/fabiolutz/estruturas-de-dados

Estruturas de dados criados do zero em C

binary-tree c data-structures linked-list queue stack

Last synced: 29 Jan 2026

https://github.com/chihebabiza/my-cpp-stack-array

A lightweight, template-based stack class built on top of the `clsMyQueueArr` class, which in turn uses a custom dynamic array (`clsDynamicArray`). This class provides basic stack behavior (LIFO – Last In, First Out) by inserting new elements at the beginning of the internal array.

cpp cpp-library data-structures oop stack

Last synced: 16 Mar 2026

https://github.com/elliotekj/doubly_linked_list

A fast, amortised O(log n) doubly linked list implementation

data-structures doubly-linked-list elixir

Last synced: 17 Mar 2026

https://github.com/omkarshinde1711/leetcode

Cracking LeetCode puzzles one bug at a time — algorithms, data structures, and a bit of caffeine-fueled magic!

algorithms coding-challenges cpp data-structures github-actions interview-prep java leetcode problem-solving python

Last synced: 13 Apr 2026

https://github.com/maestre3d/coding-interview

Basic coding interview algorithms written in Java 15.

algorithms algorithms-and-data-structures coding-interviews data-structures

Last synced: 02 Apr 2025

https://github.com/gossiperloturot/densemap

A collection data structure that is permanently accessible by unique keys and fast iterable

data-structures rust

Last synced: 31 Jan 2026

https://github.com/nouranhaitham/ds_guide_me

An application designed to help travelers navigate a country efficiently while staying within budget.

academic-project algotithms bfs-algorithm budget-travel cplusplus css data-structures dfs-algorithm graph gui guide-me qt route-planning software-development traveltech

Last synced: 31 Jan 2026

https://github.com/suvasish114/dsa

Data structure and algorithm related problems and codes

algorithm data-structures

Last synced: 07 Feb 2026

https://github.com/r533-code/colt-cpp

C++ data structures, Unicode-aware string, allocators and other utilities used throughout the Colt Compiler.

allocators cpp20 data-structures string unicode

Last synced: 25 Feb 2026

Data structures Awesome Lists
awesome-leetcode-resources 65 best-of-python 684 competitive-programming 97 Awesome-CS-OpenCourse 184 awesome-leetcode 299 awesome-python-resources 1,490 awesome-interview-algorithms 800 You-Dont-Know-X 52 awesome-go 2,668 awesome-dsa 109 Algorithms-and-Data-Structures 47 Data-Structures-Algorithms-Python 80 awesome-interview 74 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 practice-python-programming-projects 95 data-engineering-collection 678 c-free-tutorials 37 python-workshop-7 66 free-data-structures-resources 117
Data structures Categories
🧠 Big Tech Algorithm Questions 288 Utilities 174 Software Packages 154 Database Clients 147 Database 128 Web Frameworks 106 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 98 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 ✅ Data Structures 83 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 Machine Learning 75