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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/tansudasli/data-structures

data structure implementations

c data-structures

Last synced: 14 Jun 2026

https://github.com/yaxsomo/aerosentinel-relay-protocol

A complete custom protocol for rocketry applications with Aerosentinel Ecosystem.

aerospace communication data-structures ground-station library multiprocessor-systems packets protocol

Last synced: 15 Jun 2026

https://github.com/lucashnss/algorithms-python

This repository serves to recreate famous algorithms and data structures to train my coding and logic skills in the Python language.

algorithms data-structures python

Last synced: 15 Jun 2026

https://github.com/jitesoft/php-datastructures

Misc data structures for php 7.4.2+.

data-structures datastructures hacktoberfest map math php

Last synced: 17 Jun 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/adimyy/data-structures

This repository contains implementations of fundamental data structures in Java.

data-structures

Last synced: 18 Jun 2026

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

Java implementation of data structures

data-structures java

Last synced: 19 Jun 2026

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

High level programming during ALX software engineering course

algorithms data-structures pip pycodestyle python python3

Last synced: 20 Jun 2026

https://github.com/francesco-s/leetcodes

LeetCode problems solved in Python. Each solution is well-tested and easy to execute (WIP).

competitive-programming data-structures problem-solving

Last synced: 22 Jun 2026

https://github.com/piratecoderz/dsa-final-project

University project for (DSA) using Java and MySQL. The Car Rental System features an Admin Panel for managing vehicles, customers, and rentals, Customer Portal for renting cars. DSA concepts like linked lists and queues and utilizes JDBC for database connectivity. A practical application of programming skills and database management.

algorithms data-structures data-structures-algorithms data-structures-and-algorithms dsa eclipse final final-project java java-8 mysql mysql-database mysql-workbench

Last synced: 22 Jun 2026

https://github.com/mwangi-derrick/go-trees

Exploring tree-based data structures in Go: Foundations for databases, storage, and distributed systems.

data-structures distributed-systems golang merkle-tree systems-programming

Last synced: 23 Jun 2026

https://github.com/gulsum135/circular-doubly-linked-list

C konsol uygulaması: Rastgele indekslerle çift yönlü dairesel bağlı listede işlemler.

c-programming-language circular-list console-application data-structures linked-list

Last synced: 23 Jun 2026

https://github.com/rikcav/dsa

A collection of Data Structures and Algorithms implemented in Python.

algorithms bigonotation data-structures dsa python

Last synced: 23 Jun 2026

https://github.com/f-ca7/cpp_datastructure

data structure learning

c-plus-plus data-structures learning

Last synced: 24 Jun 2026

https://github.com/bmancini55/algorithms

Data structures and algorithms playground

algorithms data-structures

Last synced: 25 Jun 2026

https://github.com/vevdokimovm/mephi-tree-structures

C++ implementation of Binary Tree and Binary Heap with interactive console interface. MEPhI lab

binary-heap binary-tree cmake cpp data-structures

Last synced: 27 Jun 2026

https://github.com/fgazzelloni/20240930-dwpwr

Data Wrangling Practice with R - 30 September Tutorial for R-Ladies Rome

data data-science data-structures data-wrangling

Last synced: 28 Jun 2026

https://github.com/jacobwi/cs260_data_structures

Collection of pure C++ data structures and algorithms implementations in a real-world project.

algorithms cplusplus data-structures

Last synced: 29 Jun 2026

https://github.com/zhengxs2018/tiny-tree

一个循环解决行转树的问题，快速，轻量，无依赖。

array-to-tree array2tree data-structures tree tree2array

Last synced: 20 Jun 2026

https://github.com/madmmas/java-concurrency-interview-practice

50 structured Java concurrency problems — beginner to expert — with JUnit 5 tests. Interview prep & hands-on learning.

concurrency data-structures interview-prep java java-concurrency junit5 locking maven multithreading thread-safety

Last synced: 21 Jun 2026

https://github.com/yangsijun528/data_structure_with_c

C언어로 자료구조 직접 구현하고, 테스트 코드로 검증해보기 + Python 시각화

c data-structures

Last synced: 21 Jun 2026

https://github.com/turhancan97/adventofcode

My solutions for Advent of Code (via Python)

2022-focus advent-of-code algorithms data-structures programming python

Last synced: 21 Jun 2026

https://github.com/muntaha-islam0019/javaplayground

A collection of Java backend practice projects and coding exercises, exploring core OOP concepts, algorithms, data structures, and backend development patterns.

algorithms backend-development coding-practice data-structures intellij-idea java leetcode-solutions oop software-engineering system-design

Last synced: 22 Jun 2026

https://github.com/agrim123/algo-ds

Algorithms and Data Structures

algorithms computer-science data-structures

Last synced: 22 Jun 2026

https://github.com/nopetimizer/buckets

Buckets is a Go package that provides implementations of various data structures commonly used in computer science and software development.

data-structures go wip

Last synced: 22 Jun 2026

https://github.com/bearlike/practising-dsa

I practise general Programming, Data Structures and Algorithms here.

data-structures practice-programming

Last synced: 22 Jun 2026

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

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

data-structures graph-algorithms graph-theory

Last synced: 22 Jun 2026

https://github.com/zeionara/algorythms_and_data_structures

Labs for 'algorythms and data structures' discipline

algorythm data-structures

Last synced: 23 Jun 2026

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

自学数据结构

data-structures

Last synced: 23 Jun 2026

https://github.com/rylei-m/cs2420_2024_auditing_notes

Auditing Data Strucutures and Algorithms for Review and Teaching Evaluation

algorithms algorithms-and-data-structures binary-search-tree data-structures tree-structure

Last synced: 23 Jun 2026

https://github.com/kurayami07734/dsa-cpp

Data Structures and Algorithms in C++

algorithms cpp data-structures

Last synced: 23 Jun 2026

https://github.com/azmansikder/algo-vault

A curated collection of classic and advanced algorithm implementations in C++ for learning, reference, and competitive programming.

algorithms cpp data-structures dynamic-programming learning

Last synced: 23 Jun 2026

https://github.com/cianhub/100daysofpythonday7

Exploring data structures in Python

100-days-of-code data-structures python

Last synced: 24 Jun 2026

https://github.com/hackersa3edy/binary_trees

This repository contains C programs for various operations on binary trees, including node manipulation, tree traversal, and property checks (like height, depth, size, and balance factor).

algorithms alx-software-engineering binary-tree c c-language c-programming data-structures tree-traversal valgrind

Last synced: 24 Jun 2026

https://github.com/vevdokimovm/string-operations-cpp

C++ lab: custom String class built on sequence abstractions with sorting and searching

algorithms cpp data-structures string

Last synced: 27 Jun 2026

https://github.com/vevdokimovm/sem3-lab2-cpp

C++ lab: Binary Search Tree, generic Dictionary and frequency Histogram

binary-search-tree cpp data-structures dictionary

Last synced: 27 Jun 2026

https://github.com/adithaker/datastructures_algos_c

👓(ONGOING) This repo will contain all ds and algorithms required for competitive programming in

algorithms c competitive-programming data-structures deque linked-list queue stack

Last synced: 28 Jun 2026

https://github.com/marlaugustin/spring2024-datastructure

This is a repository containing the different labs and projects that I had to do for my Data structure and algorithms class for my spring semester

data-structures python

Last synced: 28 Jun 2026

https://github.com/iker-gonzalez/ft-containers

Reimplementation of stack, vector and map container types of the C++ standard template library (STL).

algorithms containers cpp data-structures operator-overloading standard-template-library templates

Last synced: 29 Jun 2026

https://github.com/essammohamed1/ds_course_fcis_students_2024

Course material , slides , code and exercises

cpp data-structures

Last synced: 29 Jun 2026

https://github.com/arcsymer/algorithms

Idiomatic C#/.NET 10 algorithms & data-structures library built from scratch — 11 structures, 16 algorithms, 129 tests, 7 Codility-style katas

algorithms csharp data-structures dotnet interview-prep portfolio

Last synced: 29 Jun 2026

https://github.com/peter-lyons-kehl/produce

Productivity data Structures, Algorithms and :children_crossing: examples in :coffee: Java 8

algorithm algorithms algorithms-and-data-structures algorithms-datastructures data-structures datastructures java java-8

Last synced: 01 Jun 2026

https://github.com/mohfazam/dsa

A repo covering all topics of DSA, where algorithms meet precision, and code is crafted to master the complexities of competitive programming.

algorithms codechef codeforces competative-programming cpp data-structures dsa geeksforgeeks leetcode

Last synced: 23 Oct 2025

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/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/maverickpoly/asmr-python-dsa

Different Data Structures and Algorithms implemented in Python.

algorithms data-structures dsa python

Last synced: 25 Oct 2025

https://github.com/asarkar/pydata

Python Data Structures: Linked List, and Binary Tree

binary-tree data-structures linked-list python

Last synced: 25 Oct 2025

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/jungaretti/advent-of-code-2020

Solutions to problems from the merriest coding challenge on the Internet

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/jungaretti/advent-of-code-2022

Solutions for Advent of Code 2022 in a few languages

advent-of-code algorithms data-structures

Last synced: 25 Oct 2025

https://github.com/jungaretti/advent-of-code-2021

Solutions to Advent of Code challenges written in a bunch of languages

advent-of-code algorithms data-structures

Last synced: 25 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/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/chaitanyak77/datastructures

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

data-structures

Last synced: 26 Oct 2025

https://github.com/jiko23/family-tree

Model out the Shan family tree so that when given a ‘name’ and a ‘relationship’ as an input, the output are the people that correspond to the relationship. Input needs to be read from a text file, and output should be printed to console. Program should execute and take the location to the test file as parameter.

backend data-structures python-3

Last synced: 26 Oct 2025

https://github.com/mateusz-przybyla/personalbudget_structured

Final C++ application to manage your personal budget [structured]

cpp data-structures structured-programming xml

Last synced: 27 Oct 2025

https://github.com/dyhalmeida/data-structures-algorithms

data structures and algorithms

algorithms data-structures

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/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/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/jseg380/university

Repository with projects made for University subjects

ai computer-science cpp cs-degree data-structures java oop ruby

Last synced: 09 May 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/mreshboboyev/tree-data-structure

Enterprise-ready tree data structure library in C# with multiple implementations (BST, AVL, Red-Black, B-Tree), advanced operations, and comprehensive functionality.

algorithms avl-tree b-tree binary-search-tree csharp data-structures enterprise generic red-black-tree tree

Last synced: 30 Jan 2026

https://github.com/stevenschmatz/treegen

🎄 Fast and memory efficient unlabeled tree generation in Python

academic computer-science data-structures python theoretical-computer-science tree trees

Last synced: 31 Jan 2026

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/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/ofadiman/grinding-leetcode

Repository contains solutions to leetcode problems.

algorithms data-structures golang leetcode sql typescript

Last synced: 18 Apr 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/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/waseemofficial/dsa_python

Data Structures and Algorithms in Python

algorithms data-structures excalidraw python scripts yml yml-files

Last synced: 08 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 97 Exercises 92 Testing 89 Websites 88 Networking 88 Command Line 87 Data Pipelines & Streaming 85 Configuration 83 ✅ Data Structures 83 命令行工具 80 Machine Learning 79 Data Structures and Algorithms 76