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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/benjaminsemah/fcc-coding-challenges

This repo is a collection of JavaScript Solutions and Walkthroughs to common coding challenges. The challenges in this repo are taken from the FreeCodeCamp's curriculum.

algorithms data-structures freecodecamp javascript solutions walkthrough

Last synced: 14 Oct 2025

https://github.com/rockchalkwushock/dsa-notes

Notes from Data Structure & Algorithm tutorials.

algorithms data-structures

Last synced: 27 Jan 2026

https://github.com/astro-ph/cosmolib

Easy-to-use formats and plots for cosmological observables

cosmology data-structures library plotting visualization

Last synced: 22 Jan 2026

https://github.com/gozdesaygiliyalcin/algorithm-and-data-structures-examples

This repo includes some basic examples which are insertion, binary search tree and merge sort.

basic-algorithms binary-search-tree data-structures insertion-sort merge-sort

Last synced: 27 Jan 2026

https://github.com/dezashibi-c/dcommon

My commonly used utilities, headers, scripts, etc.

c data-structures dynamic-values helpers scripts utilities

Last synced: 15 Oct 2025

https://github.com/ndsvw/simple-unionfind

A very simple implementation of the UnionFind data structure (Java)

circle-detection data-structures union-find

Last synced: 15 Oct 2025

https://github.com/sam0jones0/cracking-the-coding-interview

My solutions written in Python to the problems presented in "Cracking the coding interview 6th edition: 189 programming questions and solutions" by Gayle Laakmann McDowell.

algorithms cracking-the-coding-interview data-structures python python3

Last synced: 15 Oct 2025

https://github.com/mizcausevic-dev/zig-agent-graph-db

In-memory directed graph DB in Zig for AI agent context graphs. Typed nodes (agent, tool, fact, result, citation), labeled edges, BFS traversal, JSON serialization. Pure Zig stdlib, zero deps.

agent ai-agents data-structures embedded graph graph-database platform-engineering systems-programming zig ziglang

Last synced: 01 Jun 2026

https://github.com/ososuna/matchmaking-lol

🕹️ Matchmaking algorithm for solo queue rankeds in League of Legends

data-structures league-of-legends machine-learning python

Last synced: 14 Apr 2026

https://github.com/singharyan1007/javadsa

The repository is collection of all the problems discussed in JAVA-DSA-Bootcamp by Kunal Kushwaha.

algorithms data-structures dsa faang-preparation java

Last synced: 15 Oct 2025

https://github.com/shubhamvv611/crm-management-system-for-kasturi-agency

I alone have developed the best CRM (Customer Management System) for the business of Kasturi Agency and have done all the project design and data flow management from the beginning, I alone have made this project using technology like Bootsrap4 HTML5 CSS3, PHP6, jQuery, Data tables JS, Purify CSS, and JavaScript

banners bootstrap crm css3 data-structures html-css-javascript html5 javascript jquery load-balancer load-balancer-test mobile-web optimization-algorithms php6

Last synced: 14 Mar 2026

https://github.com/mohammed-majid/task-manager

To-do list web app that organizes data using a heap data structure

data-structures graph heap

Last synced: 16 Oct 2025

https://github.com/StudyResearchProjects/dsa-in-cpp

Data Structures and Algorithms with C++

algorithms cpp data-structures

Last synced: 16 Oct 2025

https://github.com/heap-data-structure/d-ary-heap

:octopus: d-ary heap data structure library for JavaScript

agpl binary-heap computer-science d-ary-heap data-structures heaps javascript worst-case

Last synced: 16 Oct 2025

https://github.com/mghalix/library-system

C++ console application to run a library system.

cpp data-structures file-organization oop

Last synced: 01 Jun 2026

https://github.com/antonygz/estructura_de_datos

Implementaciones y explicaciones de estructuras de datos en distintos lenguajes.

data-structures graphs queues stack trees

Last synced: 27 Jan 2026

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

Data Structures and Algorithms implemented in Javascript

algorithms data-structures data-structures-and-algorithms

Last synced: 16 Oct 2025

https://github.com/ryansakurai/huffman-coding

Project that turns text into code using Huffman Coding, based on an Advanced Data Structures exercise.

compression data-structures java

Last synced: 16 Oct 2025

https://github.com/souravsuvarna/cash-flow-minimizer-web-application

This is Data Structure & Algorithm Based Model Project. Which Minimizes the Cash Flow Between Set of friends using Greedy Algorithm technique . Here we integrated model with by considering 3 persons involving in the transaction.

algorithms-and-data-structures data-structures python3

Last synced: 17 Oct 2025

https://github.com/koehlma/sharedvec-rs

A fast but limited ordered collection for storing values of a single type.

data-structures rust

Last synced: 17 Oct 2025

https://github.com/josecarlosnf/graphs

Implementações de grafos utilizadas na disciplina de projetos de algoritmos II (eq. estruturas de dados II)

bfs-search breadth-first-search data-structures deep-first-search dfs-search dijsktra-algorithm graph prim-algorithm python search ufpa

Last synced: 17 Oct 2025

https://github.com/mezdelex/rustexamples

All kind of different exercises in Rust.

borrowing concurrency data-structures mutability rust

Last synced: 01 Jun 2026

https://github.com/jmuchovej/ucf

UCF courses I've completed, or am currently taking.

ai algorithms computer-science cs data-structures ucf university university-of-central-florida

Last synced: 14 Mar 2026

https://github.com/tiennhm/algorithms

Tông hợp chi tiết các thuật toán lập trình

algorithms data-structures source-code

Last synced: 17 Oct 2025

https://github.com/abdo-essam/red-black-tree

Red Black Tree - Data Structure

data-structures pointers redblack-tree

Last synced: 18 Oct 2025

https://github.com/alinpahontu2912/racket-supermarket

first homework for programming paradigms

data-structures functional-programming racket

Last synced: 18 Oct 2025

https://github.com/bovem/algorithms-in-a-nutshell

Practice scripts from "Algorithms in a nutshell" book by George T. Heineman

algorithms algorithms-and-data-structures data-structures java oreilly

Last synced: 18 Oct 2025

https://github.com/vaibhavmojidra/data-structures---arrays-in-java

Java provides a data structure, the array, which stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type.

arrays data-structures java mojidra vaibhav vaibhav-mojidra vaibhavmojidra

Last synced: 18 Oct 2025

https://github.com/belovetech/binary_trees

The study of binary trees, which are non-primitive non-linear data structures, and how they differ from non-primitive linear data structures such as arrays, stacks, queues, and linked lists.

algorithms binary-tree c data-structures

Last synced: 18 Oct 2025

https://github.com/gabrafo/algoritmos-ed

Estudos em algoritmos e estruturas de dados.

algorithms algoritmos cpp data-structures estruturas-de-dados

Last synced: 18 Oct 2025

https://github.com/iampavangandhi/splitwisecashflow

💵 Splitwise Cashflow Web App (using Heaps)

data-structures heap heaps javascript vanilla-javascript

Last synced: 18 Oct 2025

https://github.com/notthestallion/data_structures_sentinel_dynamic_link

The purpose of this repository is to provide implementations of three different types of data structures: sentinel-based, dynamic using malloc, and linked using pointers. These data structures can be used in various algorithms and programs for efficient storage, retrieval, and manipulation of data.

data-structures dynamic dynamic-programming link linked-data linked-list sentinel sentinels

Last synced: 18 Oct 2025

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/phoemur/avl_tree

Naive implementation of an AVL tree using modern C++ (C++14, smart_pointers,etc...), and also a naive implementation of map using it.

associative-map avl avl-tree avltree cpp data-structures map

Last synced: 19 Oct 2025

https://github.com/bren12/data-structures

Computer programs developed to address the problems generated from the blockade of the Suez Canal and how, using various data structures, we can manage the information to avoid or mitigate this type of problem.

algorithms c-plus-plus data-structures

Last synced: 19 Oct 2025

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/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/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/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/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/jaimayal/datastructures-algorithms-exercises

List of solved DSA (Leetcode) problems. Implemented in multiple languages (TypeScript, Java, Python). Problems are classified by category. Big O complexity analysis inside each problem's notes.

algorithm algorithms data-structures dsa leetcode leetcode-solutions

Last synced: 23 Oct 2025

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/gamitej/codes-in-python

Basic coding snippet in python

algorithms coding data-structures python

Last synced: 23 Oct 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/furkanunsalan/data-structures-and-algorithms

📊 My journey through learning data structures and algorithms

algorithms data-structures

Last synced: 24 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/mupinnn/dsa

Repo for learning data structures and algorithms, also to understand more about the programming language which I often use or that I'm currently learning.

algorithms data-structures

Last synced: 24 Oct 2025

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/ofmiq/algorithmsanddatastructures

A collection of fundamental algorithms and data structures implemented in C++

algorithms c-plus-plus data-structures

Last synced: 25 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/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/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/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/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/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/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/hernandemonteiro/data_science_and_algorithms

Data Science, Algorithms and Data Structure.

data-science data-structures python3

Last synced: 15 Apr 2026

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/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

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