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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/silent0wings/arithmetic-calculator-using-custom-stack-implementation

This project implements an arithmetic calculator capable of parsing and evaluating mathematical expressions using a custom stack data structure. The calculator handles various arithmetic operations and parentheses, providing accurate results for complex expressions.

algorithm arithmetic-calculator calculator coding-practice custom-data-structure custom-stack data-structures expression-evaluation java math-operations math-tool programming reverse-polish-notation software-development stack-implementation

Last synced: 25 May 2026

https://github.com/iampavangandhi/texteditor

📝 Text Editor Web App (using Stacks)

data-structures javascript stacks text-editor vanilla-javascript

Last synced: 20 May 2026

https://github.com/roluochke/games-programs

From simple to complex games and programs

algorithms data-structures game programming python

Last synced: 19 Oct 2025

https://github.com/iampavangandhi/travelpathfinder

✈️ Travel Path Finder Web App (using Graphs)

data-structures dijkstra dijkstra-algorithm graph javascript

Last synced: 09 Mar 2025

https://github.com/maddhruv/dsa

Theory and Implementation of various Data Structures and Algorithms

algorithms data-structures data-structures-algorithms searching-algorithms sorting-algorithms

Last synced: 18 Jun 2026

https://github.com/alpha74/iib

My InterviewBit solutions. Maintained from 2020 onwards

algorithms coding cpp data-structures interviewbit interviewbit-cpp interviewbit-solutions

Last synced: 27 May 2026

https://github.com/tomboddaert/zig_structures

An implementation of some data structures used to help me learn Zig

data-structures zig

Last synced: 20 Oct 2025

https://github.com/nadidlinchestein/datastructureseasytoadvance

My C++ implementation of Data Structures Easy to Advanced Course by William Fiset.

algorithms algorithms-and-data-structures coursework cpp data-structures programming

Last synced: 18 Jun 2026

https://github.com/codewith-ark/dsa-notes

This is essentially my digital notebook for Data Structure and Algorithms

data-structures data-structures-and-algorithms datastructures-algorithms

Last synced: 27 Jan 2026

https://github.com/krankur/ds-algo

All things data structure and algorithm in vanilla JavaScript (no ES6)

algorithms data-structures es5-javascript javascript

Last synced: 01 Jul 2025

https://github.com/agastyahukoo/accelerated-computer-science-fundamentals

Comprehensive C++ programs from University of Illinois Urbana-Champaign's Accelerated Computer Science Fundamentals course, plus extra examples for deeper learning and practice.

algorithms computer-science data-structures object-oriented-programming

Last synced: 28 Mar 2025

https://github.com/ferstormblessed/datastructures-algorithms

Basic data structures and algorithms with c++

algorithms-and-data-structures cpp data-structures

Last synced: 01 Jun 2026

https://github.com/icingworld/ww-lockfreeds

A high-performance, thread-safe library of lock-free data structures for C++. 使用C++实现的高性能线程安全无锁数据结构

concurrent-data-structure cplusplus cpp data-structures thread-safe

Last synced: 27 May 2026

https://github.com/miojo-dev/hash_study

Small study, making a Hash structure from scratch using Pascal, the idea is to make a Hash who includes CPF and separate them by the last 2 digits and use binary search to consult

cpf data-structures data-structures-and-algorithms hash pascal pascal-language pascal-programming study study-project

Last synced: 18 Jun 2026

https://github.com/rieljasperapos/data-structures-and-algorithms

A collection of my practice codes for Data Structures and Algorithms (DSA) topics from my university.

c data-structures

Last synced: 23 Oct 2025

https://github.com/gamitej/codes-in-python

Basic coding snippet in python

algorithms coding data-structures python

Last synced: 23 Oct 2025

https://github.com/hackerslash/dsarch

A search engine for Data Structure and Algorithm problems

data-structures dsa leetcode search-engine tfidf

Last synced: 16 May 2025

https://github.com/momattar/parse-tree

Data structure project

data-structures parse-tree

Last synced: 24 Oct 2025

https://github.com/elkard/polynomialdatacontainer

C++ project on the 2nd semester of CS at Warsaw University of Technology

cpp11 data-structures parser polynomials template

Last synced: 24 Oct 2025

https://github.com/supertetelman/coursera-algs4parti-009

A collection of python scripts to implement various sort/search algorithms and supporting data structures.

algorithm data-structures python

Last synced: 23 Mar 2025

https://github.com/shreyapramanik47/tcs-nqt-coding-sheet

This repository contains solutions to common TCS NQT coding problems, covering arrays, strings, sorting, and number systems in C++.

arrays cpp data-structures dsa numbers numbersystem strings tcs tcsnqt

Last synced: 01 Jun 2026

https://github.com/data-mechanics/geoql

Library for performing queries and transformations on GeoJSON data (with emphasis on support for abstract graph representations).

data-science data-structures geographic-data geojson geojson-library

Last synced: 04 Apr 2026

https://github.com/odhithsen/data-structures-java

🧑‍💻 Java implementations of various data structures and their associated operations.

data-structures java

Last synced: 24 Oct 2025

https://github.com/aichingm/libds

libds is a collection of header only data structures

c data-structures header-only header-only-library

Last synced: 31 Mar 2025

https://github.com/muhammadfadel/car-workshop-data-structure

For all of the following problems, when it is stated “in the user level” you should assume that you only have the object code of the data structure along with the interface given in the header file. On the other hand, When it is stated that “in the implementation level” you should assume that you have the source code file of the data structure and you should write the desired piece of code within that source code file.

c c-plus-plus data-structures datastructures queue stack

Last synced: 28 Apr 2026

https://github.com/sebastian-huynh/erwin-data-models

Demonstrating relational integrity between entities through visual modeling.

data-model data-science data-structures erwin-data-modeler mapping

Last synced: 26 Jan 2026

https://github.com/ranimeshehata/shortest-paths-algorithms

A program implementing the three shortest paths algorithms for directed weighted graphs which are Dijkstra, Bellman-Ford and Floyd-Warshall.

algorithms bellman-ford-algorithm data-structures dijkstra-algorithm floyd-warshall-algorithm graphs java junit-test shortest-path-algorithm

Last synced: 25 Oct 2025

https://github.com/sujeetkrjaiswal/notes

Notes on various topics for content creation and for quick referencing during interviews

algorithms browser css data-structures html interview-preparation javascript network rust typescript

Last synced: 10 Apr 2026

https://github.com/hamidhosen42/stl-standard-template-library

STL-Standard-Template-Library. All STL Code with problem solving

algorithm c-plus-plus data-structures leetcode online-judge problem-solving stl

Last synced: 15 Mar 2026

https://github.com/gustavodiasag/graph-repr

Algorithms and Data Structures related to the representation and manipulation of graphs

data-structures graph-algorithms graph-theory

Last synced: 25 Oct 2025

https://github.com/asarkar/exercism-scala

https://exercism.org/tracks/scala

algorithms data-structures exercism exercism-scala scala

Last synced: 25 Oct 2025

https://github.com/andrea-vicari/codewars-katas

Repository for Javascript files from some Codewars katas

algorithms-and-data-structures data-structures javascript

Last synced: 16 May 2025

https://github.com/avestura/shell-dads

❓ Show a random tip from NIST DADS (https://xlinux.nist.gov/dads) every time you open your terminal

algorithms dads data data-structures ds nist

Last synced: 23 Oct 2025

https://github.com/daniilalpha/vec

Plain C typesafe vector data structure.

c c11 c17 data-structures data-structures-c dynamic-array vector

Last synced: 26 Oct 2025

https://github.com/codyvangosen/codyvangosen.github.io

CS-499 Capstone Portfolio | SNHU Computer Science Final ePortfolio demonstrating software design, algorithm development, and database integration through real-world enhancements and reflection.

3d-graphics algorithms capstone computer-science cplusplus cs499 css data-structures database html json opengl portfolio snhu software-design web-portfolio

Last synced: 24 Jan 2026

https://github.com/jeongju9216/datastructure

Swift 자료구조

data-structures

Last synced: 26 Oct 2025

https://github.com/aravachoudhary/data_structures_algorithms

This Repository contains my DSA codes and problem Solutions

algorithms-and-data-structures data-structures

Last synced: 01 Jun 2026

https://github.com/syd-strzempko/practice-problems

python implementations of common algorithms, data structures, & coding problems

algorithms data-structures leetcode

Last synced: 26 Oct 2025

https://github.com/hima890/binary_trees

A collection of C programs for learning and implementing binary tree operations, including traversal, insertion, deletion, and validation. Ideal for understanding fundamental data structures and algorithms in C programming.

algrithm alx-africa alx-low-level-programming betty-style c-programming-language data-structures group-project

Last synced: 28 Jan 2026

https://github.com/chaitanyak77/datastructures

This repository showcases a collection of data structure simulations implemented in C.

data-structures

Last synced: 26 Oct 2025

https://github.com/hernandemonteiro/data_science_and_algorithms

Data Science, Algorithms and Data Structure.

data-science data-structures python3

Last synced: 15 Apr 2026

https://github.com/thenocturnaldevgypsy/code-lab-lecture-exercises

Library/source codes that I've coded and used for my lectures during my career as BSCS/BSIT/BSCOE Assistant Professor for BSCS, BSIT and BSCOE way back late 2007 to 2015 (on-going retrieving the codes and rearranging the repo) . You like the Repo? Don't forget to 🌟, 👁️, 🔱 and ❤️

algorithms algorithms-and-data-structures computer-science computer-science-algorithms computer-science-data-structures computer-science-education data-structures data-structures-and-algorithms java programming programming-exercises thenocturnaldevgypsy thenocturnaldevgypsy-io

Last synced: 09 Jun 2026

https://github.com/mirsahib/project-venus

IUB CSE 203 (Data Structure)

c-plus-plus cse-203 data-structures

Last synced: 01 Jul 2025

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

This repository contains implementations of fundamental data structures in Java.

data-structures

Last synced: 18 Jun 2026

https://github.com/fokaaas/asd-labs

This repo contains completed labs of the Algorithms and Data Structures course

algotithms c-language data-structures graphs labs

Last synced: 31 Jul 2025

https://github.com/rystrauss/algorithms-and-data-structures

A Java library of important algorithms and data structures.

algorithms data-structures

Last synced: 28 Oct 2025

https://github.com/smeltier/data-structures-c

This repository contains C language implementations of the main data structures covered in the Algorithms and Data Structures course. The implementations were developed as part of my hands-on learning process and include sequential lists, linked lists, and other fundamental structures.

algorithms algorithms-and-data-structures c c-language c-programming data data-structures data-structures-c structures-c

Last synced: 16 May 2025

https://github.com/whisperpine/leetcode-rs

LeetCode problem solutions in Rust.

algorithms data-structures dsa leetcode neetcode rust

Last synced: 24 Jan 2026

https://github.com/y2k-shubham/dsa-in-cpp

Implementations of Data-Structures & Algorithm Questions in C++

algorithms cpp data-structures

Last synced: 28 Jan 2026

https://github.com/habbatul/circular-single-linked-list-program-ktp

Terminal App, implementasi struktur data Circular Single Linked List (Study kasus manajemen KTP)

data-structures linked-list

Last synced: 02 Sep 2025

https://github.com/misterzurg/stepik_csc_algorithms

📓 Solutions to Stepik "Алгоритмы: теория и практика", "Алгоритмы: теория и практика. Структуры данных", "Алгоритмические задачи с собеседований aka Ace Your Next Coding Interview by Learning Algorithms", "Ликбез по дискретной математике" courses

algorithmic-warm-up algorithms algorithms-and-data-structures data-structures descrete-math greedy-algorithms stepik

Last synced: 15 Apr 2026

https://github.com/ahmedhosssam/dynamo-tree

C++ Backend server and API with React front-end client

avl-tree cpp cpprestsdk data-structures javascript react

Last synced: 15 Apr 2026

https://github.com/bhavinpatel4199/artificial-intelligence---ai-for-decision-making

Artificial Intelligence for Decision Making is a collection of projects focused on applying AI and machine learning techniques to solve decision-making challenges. It includes projects on wine quality prediction, Cassandra data modeling, and text classification, showcasing a range of data science and machine learning applications.

artificial-intelligence cassandra-cql data-analysis data-engineering data-preprocessing data-structures decision-making deep-learning feature-selection machine-learning-algorithms sentiment-analysis text-classification

Last synced: 20 Jun 2026

https://github.com/elhakimdev/typescript-abstract-data-type

A basic datastructure & abstract data type implementation with Typescript

absraction algorithms data-structures typescript

Last synced: 28 Jan 2026

https://github.com/osiota10/alx-higher_level_programming

Python high Level Programming - Data Structures and Algorithms with ALX Software Engineering

data-structures python

Last synced: 24 Feb 2026

https://github.com/vikashpr/maang-interview-prep-100-dsa

Ace your MAANG+ interviews with this curated list of 100 essential DSA problems. From arrays to graphs, master every concept with detailed solutions and expert tips. Start your path to a top-tier tech job today!

algorithms coding-interviews computer-science data-structures data-structures-and-algorithms interview-preparation leetcode-solutions maang-interviews problem-solving software-engineering tech-interviews

Last synced: 16 Mar 2026

https://github.com/bertrand31/cagire

🔍 An experimental search engine supporting real-time partial-match plaintext search

data-structures functional-programming inverted-index scala search-engine trie

Last synced: 16 May 2025

https://github.com/iampavangandhi/codingpracticals

👨‍💻 Basic Coding Practical Questions of C++, Java, and Python

algorithms competitive-programming cpp data-structures dsa-questions java python

Last synced: 16 Mar 2026

https://github.com/hengxin/data-structures-algorithms-resources

Resources on Data Structures and Algorithms

algorithms big-list data-structures resources

Last synced: 29 Jan 2026

https://github.com/wilson0x4d/algs4net

A few fundamental algorithms implemented via C# using .NET Standard 2.0-compatible projects and language features.

algorithms data-structures netfx netstandard

Last synced: 06 Feb 2026

https://github.com/dnutiu/dsa

A repository containing various data structures and algorithms implemented in Kotlin and Java

algorithms data-structures kotlin

Last synced: 19 Jun 2026

https://github.com/wfvining/rangetree

Purely functional read-only range trees in Erlang

data-structures erlang erlang-library range-tree

Last synced: 30 Jan 2026

https://github.com/candytale55/nodes_js_datastructs

A JavaScript class to create a basic node that contains data and one link to another node. The node’s data will be specified when creating the node and immutable. A node’s link to the next node is null when there are no nodes to traverse. Plus an example "An ice cream shop that sells three flavors: strawberry, vanilla, and coconut. The signature sundae is made of these three flavors, but new hires have a hard time remembering the order."

codecademy data-structures ice-cream-shop node-concept

Last synced: 31 Mar 2025

https://github.com/tyra9/diagram-collection

写博客过程中制作的所有图例、图解，都放在这个仓库（支持.drawio）。

computer-networks data-structures database java javaweb mysql operating-system spring springboot

Last synced: 25 Feb 2026

https://github.com/elidrissidev/dsa-practice

My playground repository where I'm practicing DSA using C!

algorithms c computer-science data-structures

Last synced: 31 Mar 2025

https://github.com/lross2k/practice-in-c89

Simple implementations made in C to practice different concepts

algorithms c c89 data-structures

Last synced: 01 Feb 2026

https://github.com/nadvolod/algorithms

Algorithms and data-structures exercises

algorithms data-structures

Last synced: 01 Feb 2026

https://github.com/seanballais/a-crazy-calculator

A simple calculator where the operations utilize stacks that are implemented with queues that are implemented by arrays that are implemented by linked lists.

data-structures java

Last synced: 27 May 2026

https://github.com/trviph/collection

Collection is a Go library that aims to implement basic data structures such as List, Queue, Stack, Heap, and more.

data-structures go golang

Last synced: 13 Jun 2026

https://github.com/youssefashourrr/supermarket-manager

A supermarket management system developed in C++ with Qt5 widgets for the graphical interface, created as our CS213 course project during the first semester of sophomore year.

college-project cplusplus data-structures inventory-management qt5

Last synced: 07 Feb 2026

https://github.com/cardoso010/challenges

Leetcode, codewar, hackerrank Challenges

algorithms challenges codewa data-structures elixir leetcode study

Last synced: 23 Mar 2025

https://github.com/canciolabs/php-stack

This tiny package contains an interface and an array-based implementation of the LIFO Stack data structure.

data-structures php stack

Last synced: 26 Feb 2026

https://github.com/hafizhhasyhari/struktur-data-2024-kuliah-s1-bachelor

Struktur Data implementasi berbagai konsep dasar Struktur Data menggunakan bahasa pemrograman C, C++, dan mungkin bahasa pemrograman lain yang saya gunakan di kampus. Selain itu, terdapat tantangan-tantangan telah saya selesaikan yang berkaitan dengan C++ Algoritma Robotika.

algorithms algorithms-and-data-structures cplusplus data-structures strukturdata

Last synced: 23 Mar 2025

https://github.com/mmaffi/c-academic-exercises

📌 Repository of C and programming logic exercises developed during my undergraduate studies in Information Systems at UFMS CPTL. Here, I store practice exercises to reinforce fundamental language concepts and improve programming logic skills.

algorithms c-exercises c-language c-programming college-projects computer-science data-structures learning-c logic-programming programming-challenges

Last synced: 31 Mar 2025

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

Java implementation of data structures

data-structures java

Last synced: 19 Jun 2026

https://github.com/tanmayvaij/pattern-printing

Some important pattern printing questions asked in interviews

algorithms cpp data-structures forloops patterns

Last synced: 15 Mar 2025

https://github.com/forketyfork/coding-problems-kotlin

Solutions to various coding problems and algorithms implemented in Kotlin

algorithms coding-problems data-structures kotlin programming-practice

Last synced: 26 Feb 2026

Data structures Awesome Lists
awesome-leetcode-resources 65 best-of-python 720 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 93 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 命令行工具 80 Data Structures and Algorithms 76 ✅ Data Structures 75 Machine Learning 75