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/robin-mlh/treedatastructure

Tree-based data structure system with functions for adding, modifying, deleting or reading data from a directory path.

data-structures functions python utils

Last synced: 12 Oct 2025

https://github.com/didogrigorov/leetcode-may-daily-challenges-2023

Python solutions to LeetCode's May 2023 Daily Challenges, organized by date. Ideal for practicing coding, mastering Python, and preparing for interviews.

algorithm-challenges algorithms algorithms-and-data-structures coding coding-challenge coding-challenges coding-interviews data-structures interview leetcode leetcode-python leetcode-solutions programming python python3

Last synced: 12 Oct 2025

https://github.com/r-n/calculatorstring

Calculator that takes math expression string as input like in Python

c calculator data-structures expression-evaluator interpreter linked-list math string-parsing

Last synced: 13 Oct 2025

https://github.com/hongchangwu/pfds

Exercises from "Purely Functional Data Structures"

data-structures functional-programming

Last synced: 13 Oct 2025

https://github.com/rstacks/leetcode-write-ups

My solutions to foundational LeetCode problems, complete with explanations and alternative solutions. All solutions are written in Python.

algorithms data-structures data-structures-and-algorithms leetcode leetcode-solutions python3

Last synced: 13 Oct 2025

https://github.com/yagoliu/go-algo

用 Go 实现的数据结构和算法之路,日渐完善中,敬请期待!

algorithms algorithms-and-data-structures data-structures go go-algorithms go-datastructure golang

Last synced: 13 Oct 2025

https://github.com/danielslew/leet_code_problems

Data structures and Algorithms Practice

algorithms data-structures ruby

Last synced: 14 Oct 2025

https://github.com/mariantaragel/setcal

Set and relation calculator

c data-structures project

Last synced: 14 Oct 2025

https://github.com/smercer10/blockbuster

WIP collection of lock-free data structures.

cpp data-structures lock-free non-blocking

Last synced: 14 Oct 2025

https://github.com/fabiokleis/estrutura_de_dados1

estrutura de dados 1 , linguagem C!

data-structures

Last synced: 20 Aug 2025

https://github.com/oleksiygarnik/leetcode-code-interview

A collection of solutions to various LeetCode challenges, prepared to enhance coding interview skills and problem-solving techniques.

algorithms coding-interview competitive-programming data-structures leetcode problem-solving

Last synced: 31 May 2026

https://github.com/wellingtonmwadali/binary_trees

This repo contains handled ALX tasks about binary tree.Binary trees are widely used in computer science and data structures due to their efficient search, insertion, and deletion operation s

binary-search-tree binary-tree data-structures

Last synced: 14 Oct 2025

https://github.com/kamilkrauze/stackvector

A cache-coherent stack allocated templated vector.

cache-coherence cmake cpp data-structures

Last synced: 14 Oct 2025

https://github.com/bchavs12/js_datastructure

Learning about Data structures

data-structures java

Last synced: 20 Apr 2026

https://github.com/theronwolcott/data-structure-binary-patricia-trie-main

Binary Patricia Trie for efficient binary string storage and management. Features include insertion, deletion, search, in-order traversal, longest string retrieval, and size tracking with a compressed, memory-efficient node structure.

data-structures java tries

Last synced: 14 Oct 2025

https://github.com/theronwolcott/data-structure-kdtree-prquadtree

Implemented KD-Trees and PR-QuadTrees with efficient spatial queries, using inheritance and polymorphism. Optimized k-NN and range searches, dynamic node transformations, and geometric computations for high performance.

data-structures java trees

Last synced: 14 Oct 2025

https://github.com/abhinandanmishra1/leetcode-practice

Practicing questions on leetcode and solutions are being reflected here

algorithms daily-coding-problem data-structures dsa-practice leetcode leetcode-cpp leetcode-solutions

Last synced: 19 Aug 2025

https://github.com/barrettj12/collections

Generic, Java-style collections in Go.

collection data-structures golang library

Last synced: 27 Jan 2026

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/arranstewart/dsa-swu-website

Data Structures and Algorithms at Southwest University, China, run in Autumn 2021

algorithms data-structures teaching-materials

Last synced: 24 May 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/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/loosenthedark/ci_dcd-mysql

Video tutorial walkthroughs followed as part of the Data-Centric Development module of Code Institute's Full Stack Web Development Diploma Programme

backend crud data-manipulation data-structures databases mysql python

Last synced: 10 Apr 2026

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/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/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/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/mezdelex/rustexamples

All kind of different exercises in Rust.

borrowing concurrency data-structures mutability rust

Last synced: 01 Jun 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/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/iampavangandhi/splitwisecashflow

💵 Splitwise Cashflow Web App (using Heaps)

data-structures heap heaps javascript vanilla-javascript

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/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/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/rain0ash/netextender

Biggest general purpose library with many different extension methods, data structures and utilities for rapid application development

csharp data-structures dotnet extension extension-methods extensionmethods extensions

Last synced: 03 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/bieelogrom/filasdinamicas

Lista de atividades de listas dinâmicas em Java.

data-structures fila java queue

Last synced: 17 Aug 2025

https://github.com/ashwinraikar88/odsa

Orchard Algorithms and Data Structures

algorithms data-structures python3

Last synced: 23 Oct 2025

https://github.com/harsha-yuvaraj/data-compression-and-decompression-tool

A specialized lossless file compression and decompression tool designed mainly for plain text, including programming files.

data-structures huffman-compression-algorithm lossless-compression-algorithm numpy python tkinter

Last synced: 15 Apr 2026

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/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/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: 05 Jul 2026

https://github.com/tareqnmd/problem-solving

Problem Solving (Javascript)

algorithms data-structures javascript

Last synced: 16 Aug 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/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-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/hein-htetsan/dsa-source-code

Algorithms make writing code faster and more reliable.

algorithms data-structures

Last synced: 16 Aug 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/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/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/parsaalizadeh/fenwick-tree

Implementation of mutable Fenwick trees as a Haskell library

data-structures fenwick-tree haskell

Last synced: 20 Jan 2026

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/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/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/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/gauravmcode/dsa-assignments

repository of assignments for Data Structures and Algorithm course on ineuron.ai

data-structures dsa-algorithm dsa-practice

Last synced: 07 Feb 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/ofadiman/grinding-leetcode

Repository contains solutions to leetcode problems.

algorithms data-structures golang leetcode sql typescript

Last synced: 18 Apr 2026