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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/tahabinhuraib/cpp_ds

Data Structures and Algorithms in C/C++ from Scratch. Beware, contains craaazzy speed :)

algorithms c cpp data-structures

Last synced: 04 May 2026

https://github.com/d12ksh/user-login-database-system

Building trust starts with security! 🚀 Check out this Login Database System, where user authentication meets best practices. With encrypted data, basic design, this is one of them"

data-structures database python3 sql user-authentication

Last synced: 04 May 2026

https://github.com/carlosagalicia/tc1031-act43-integral-activity-graphs-template-ad2023

This program processes a forest represented as a graph, counting the number of trees and acorns. It uses maps and vectors to manage the vertices and edges, determining the connections and components of the graph.

cplusplus cpp data-structures labs

Last synced: 09 Jun 2026

https://github.com/viztruth/daily-coding-problems

Solutions for various coding interview problems by DCP. List will be updated regularly as and when I solve the problems.

algorithms c-programming cpp data-structures problem-solving python

Last synced: 04 May 2026

https://github.com/momen-alshouha/data-structure-queue

This repo contains a C++ template class for a queue -linked-list-based- , designed with OOP principles. It features essential queue operations such as enqueue, dequeue, front, rear, size tracking, and a copy constructor.

cpp data-structures linked-list oop-principles queue

Last synced: 09 Jun 2026

https://github.com/xonorhc/water-distribution-data-management

Modelo de dados geoespaciais para sistemas de distribuicao de agua.

data-structures postgis postgresql

Last synced: 06 May 2026

https://github.com/saibarathr/file-explorer

File and Folder management reusable react component created with tree data structure to add, edit and delete folders and files.

data-structures reactjs tailwindcss

Last synced: 06 May 2026

https://github.com/sachingw777/data-structures

Implementation of C++ Data Structures & Algorithms.

algorithms cpp data-structures

Last synced: 10 Jun 2026

https://github.com/mohindar99/js_datastructures_algorithums

It consists of data structures and algorithums codes in javascript

algorithms-and-data-structures data-structures javascript

Last synced: 10 Jun 2026

https://github.com/jitendra3109/algohack

An Android app which is contain online and offline data of popular algorithm and Data structure.

algo android-application data-structures

Last synced: 07 May 2026

https://github.com/sathyasris27/programming-with-c-and-python

Programming exercises and practice in C, Java and Python.

algorithms c-programming data-structures java python

Last synced: 07 May 2026

https://github.com/uchamod/employee_mangement_system

This is basic back-end for employee management sysyem created by using java spring boot framework

anotation data-structures database dependencies functions java oop spring-boot

Last synced: 07 May 2026

https://github.com/yasinpalash/dsa

This repository is dedicated to Data Structures and Algorithms (DSA)

algorithms array dart data-structures dsa dynamic-programming problem-solving py python searching sorting sorting-algorithms

Last synced: 07 May 2026

https://github.com/meetzaveri/javascript-algorithms-and-snippets

Various Algorithms and snippets in javascript.

algorithm data-structures javascript js

Last synced: 10 Jun 2026

https://github.com/ashirvad47/l.c.d

A collection of LeetCode questions solved by me.

algorithms data-structures database java mysql

Last synced: 02 Jan 2026

https://github.com/mrktsm/calculator

JavaFX-based Calculator App for CS216

css data-structures java javafx object-oriented-programming stack

Last synced: 09 May 2026

https://github.com/isaaczhang4/mathematical-expression-calculator

Two calculator programs, one evaluates infix expressions, the other evaluates a series of expressions which may include variables.

calculator data-structures parsing python shunting-yard-algorithm

Last synced: 22 Jun 2026

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

This repository contains implementations of certain data structures and the algorithms pertaining to them coded in C++

algorithms data-structures

Last synced: 09 May 2026

https://github.com/williamfzc/planter

compile dict (json/yaml/toml/everything) to tree

data-structures dictionary json python tree tree-structure yaml

Last synced: 10 May 2026

https://github.com/abdulrahman3119/c-algorithms-practical-work-2025

Practical work repository for the Algorithms and Data Structures course (C language) at the National University of La Matanza (@unlam).

2025 c codeblocks continuous-integration data-structures gcc-complier mit-license practical-work university-assignment unlam

Last synced: 10 May 2026

https://github.com/choonchernlim/spring-modularizer

Transforms an input object into a modularized result object based on the requested data module(s).

data-structures design-patterns groovy java-8 spring

Last synced: 10 May 2026

https://github.com/shibam120302/interviewinsight

This repository contains all the DSA (Data-Structures, Algorithms, 450 DSA by Love Babbar Bhaiya, FAANG Questions), Technical Subjects (OS + DBMS + SQL + CN + OOPs) Theory+Questions, FAANG Interview questions, and Miscellaneous Stuff (Programming MCQs, Puzzles, Aptitude, Reasoning). The Programming languages used for demonstration are C++, Python

algorithms backend cpp data-structures datascience deep-learning dsa front-end-development java language machine-learning placement-preparation project python roadmap web

Last synced: 11 May 2026

https://github.com/abhinav9444/hackerrank

This repository serves as a personal collection and showcase of my coding skills, problem-solving techniques, and progression through various coding challenges on HackerRank. It is also intended to help others learn and understand different approaches to solving programming problems in various languages.

algorithms algorithms-and-data-structures c data-structures hackerrank hackerrank-solutions programming python python3 ruby

Last synced: 11 May 2026

https://github.com/nelsonwenner/data-structure

:books: Data structure studies.

c c-plus-plus data-structures

Last synced: 11 May 2026

https://github.com/a920604a/leetcode

leetcode to record

algorithms data-structures

Last synced: 12 May 2026

https://github.com/sdc224/tree

Programs on Tree Data Structure in C

c cpp data-structures

Last synced: 12 May 2026

https://github.com/wesgtox/data-structure-ii

College "Data Structure II" exercises.

algorithms c cpp data-structures hash-table tree-structure

Last synced: 13 May 2026

https://github.com/being-amara-khan/cpp-codes

This repository contains a collection of C++ programming problems and solutions, ranging from fundamental concepts to advanced Data Structures and Algorithms (DSA). Whether you're a beginner or an advanced learner, this repository aims to help you practice and enhance your coding skills.

cpp data-structures dsa-algorithm patterns

Last synced: 11 Jun 2026

https://github.com/mohamedwelteir/infix-to-postfix--expression-evaluator

This project is for converting mathematical expression from infix to postfix as well as evaluating the expression.

data-structures java

Last synced: 11 Jun 2026

https://github.com/gurrudev/dsa

Data Structures & Algorithms

algorithms c cpp data-structures dsa

Last synced: 13 May 2026

https://github.com/andygol/andygol.github.io

Andrii Holovin – Product & Project Manager Geospatial Expert / OpenStreetMap Consultant / DevOps practitioner

consultant data data-structures devops experience floss gis mapping navigation openstreetmap personal-site personal-website

Last synced: 13 May 2026

https://github.com/deadcoder0904/datastructures-practice

Data Structures Practice in C++ :heart_eyes:

c-plus-plus cpp data-structure data-structures datastructures

Last synced: 12 Jun 2026

https://github.com/dxrzc/list-data-structure-cpp

Templated circular doubly linked list implementation in modern C++ focusing on low-level design, iterator support and move semantics.

cmake cpp20 data-structures googletest

Last synced: 12 Jun 2026

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

Data Structures and Algorithms! (plus some Leetcode!)

algorithms data-structures dsa leetcode leetcode-python python3

Last synced: 12 Jun 2026

https://github.com/mahmud-kandawala/c-programming-coursework

This repository delves into the advanced facets of the C programming language, exploring topics from basic syntax to intricate data structures like linked lists, binary trees, and multiway search trees.

c data-structures

Last synced: 12 Jun 2026

https://github.com/sanjaraiy/dsa_series

Explore the efficiency of countSort in this DSA playground! 📊✨ Master sorting algorithms with hands-on practice.

alogrithms countsort cpp data-structure-and-algorithm data-structures vscode

Last synced: 13 Jun 2026

https://github.com/jubayer98/data-structures-basic-problems

Here are solutions to some basic data structure problems implemented in C++.

basic-programming cpp data-structures

Last synced: 13 Jun 2026

https://github.com/mahmud-kandawala/c-shopping-list-capstone-project

This is my Capstone C Programming Project for my Advanced C Programming Course. It features a comprehensive shopping cart system that utilizes linked lists, stacks, queues, and binary search trees for efficient item management and search functionality.

c data-structures

Last synced: 13 Jun 2026

https://github.com/nairuzabulhul/leetcode

LeetCode problems in Python -- Algorithms & DS

algorthims data-structures python

Last synced: 13 Jun 2026

https://github.com/sojebsikder/dsa

Data structure and algorithm implementation in JavaScript.

algorithm data-structures dsa interview javascript js queue stack tree

Last synced: 14 Jun 2026

https://github.com/cgrade/alx-low_level_programming

This repository contains programs written for the low-level programming and algorithm track at the alx-SoftwareEngineering program facilitated by ALX. I am learning about data structures, algorithms, and other low-level programming concepts while working in the C language

bigonotation brainfuck c data-structures recursion

Last synced: 14 Jun 2026

https://github.com/sr2ds/rust-data-structures-and-algorithms

Training Rust - Manual implementations of data structures and classic algorithms

algorithms data-structures rust rust-language rust-learning

Last synced: 15 Jun 2026

https://github.com/kenych/fraud-detector

The application is fed with authentication log record which contains IP address, datetime, authentication result(OK or FAIL) and username. The sole reason of this application is to practice and demonstrate in-memory cache, concurrency features and how to test concurrent application in java.

concurrency data-structures in-memory-caching java java8

Last synced: 15 Jun 2026

https://github.com/maqmal/data-structure

Stack, queue, directed graph , binary tree, multi linked list algorithm

cpp data-structures

Last synced: 15 Jun 2026

https://github.com/tracehelms/algorithms

Implementations of algorithms and data structures

algorithms data-structures typescript

Last synced: 15 Jun 2026

https://github.com/lucabecci/funny-js

Practise of data structures and algorithms in Javascript ES6

algorithms data-structures javascript

Last synced: 15 Jun 2026

https://github.com/mroth/orderedmap

🐜 ordered map implementation for Go

data-structures go go-module golang

Last synced: 16 Jun 2026

https://github.com/salmanabdullahfahim/data-structure-algorithm

My Data Structure And Algorithm Learning Journey In C++

algorithms cplusplus data-structures

Last synced: 17 Jun 2026

https://github.com/mahmud-kandawala/data-structures-coursework

This repository delves into the core principles of data structures, covering essential types like arrays, stacks, queues, lists, trees, and graphs, utilizing Python and its extensive libraries to apply and demonstrate these concepts.

array binary-search-tree data-structures graph hashmaps heaps linked-list python queue stacks

Last synced: 17 Jun 2026

https://github.com/usmanmehmood55/queue

A queue implementation in C

buffer c data-structures queue

Last synced: 17 Jun 2026

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/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/radhirasho/bst-algos

Just me messing around with a bunch of different algorithms, was going to originally be just Binary Search Tree related Algorithms, but, as you can clearly see, it's expanded just a tiny bit past that

algorithm binary-search-tree binary-trees data-structures

Last synced: 18 Jun 2026

https://github.com/tarek99samy/datastructure-project

Restaurant small Application system using OOP and DS concepts

algorithms-and-data-structures c-plus-plus data-structures gui-application

Last synced: 19 Jun 2026

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

Java implementation of data structures

data-structures java

Last synced: 19 Jun 2026

https://github.com/faanid/leetcode-solutions

My solutions to LeetCode problems with explanations in TS

algorithm data-structures datastructures-algorithms dsa javascript leetcode-solutions typescript

Last synced: 20 Jun 2026

https://github.com/alicankaya192/cs_complete_terminology_guide

350+ essential CS terms across 26 chapters — ordered by learning sequence. Covers Algorithms, OS, Networks, Databases, Security, ML/AI, DevOps, Linux, Testing, Career & more. Available in 🇹🇷 Turkish and 🇬🇧 English.

algorithms artificial-intelligence bash cheatsheet cloud-computing computer-science cs-fundamentals cybersecurity data-structures deep-learning devops docker kubernetes linux llm networking open-source python software-engineering study-guide

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/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/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/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/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/itsmorais/ed_2023_02

Repositório criado para apoio as aulas de estrutura de dados 2ºSemestre de DSM

data-structures typescript

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/bertrand31/data-structures-scala

🗂️ Collection of immutable data structures implemented in idiomatic, functional Scala. Some well-known, some homemade

bloom-filter cats count-min-sketch data-structures functional-programming linked-list scala trie

Last synced: 14 Sep 2025

https://github.com/bormoge/leetcode

My leetcode answers.

algorithms data-structures java leetcode

Last synced: 14 Jul 2025

https://github.com/devprnvk/flighttrackersystem

a simple console-based Airline Information System implemented in C. The program allows users to view a table of flights, display detailed information about a specific flight by ID, and explore a table of airports and their countries. Feel free to explore, modify, and enhance the code for your learning and project needs.

airline c data-structures low-level-programming management memory-allocation reservation-system

Last synced: 26 Mar 2025

https://github.com/lucasgianine/pilha-object

🔋 Working with stacks in data structure discipline at the @Bandtec

data-structures stack

Last synced: 26 Mar 2025

https://github.com/karmatys8/algorithms-and-data-structure

The most interesting codes that I have wrote during studying for Algorithms and Data Structures.

agh agh-university agh-wi algorithms-and-data-structures algortithms data-structures python3 self-written study-notes

Last synced: 11 Mar 2025

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