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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/ashok-arjun/facebook-clone

Data Structures mini package to simulate the organization of users in facebook network. Includes the implementation of various data structures including Graph, Trie, Queue and Stack.

data-structures facebook-network graph linked-list list queue queues stack stacks

Last synced: 25 Mar 2025

https://github.com/tufahel/interview-prep-q-a

This repo is to track, save and practice mostly asked questions in technical interview for future use and hand-note for beginners like me.

algorithms back-end css data-structures database front-end html javascript postgresql reactjs redux ror ruby

Last synced: 13 Apr 2026

https://github.com/alecmocatta/sum

General-purpose sum types.

data-structures rust sum-types

Last synced: 10 Apr 2025

https://github.com/i-am-surovi/bracu-cse220

BRAC University's course - CSE220 (Data Sturctures) Assignments Questions, Lab Solutions (Summer 2023)

assignment-solutions bracu bracu-cse bracu-cse-lab bracu-cse220 bracu-cse220-summer23 bracucse220 cse220 cse220lab data-structures i-am-surovi lab notes python summer23

Last synced: 19 May 2026

https://github.com/devdrops/spl-data-structures

Material usado na talk do PHP Community Summit 2018.

data-structures php spl

Last synced: 14 Jun 2025

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

All data stucture and algorthms I practiceare below here

cplusplus data-structures dsa dsa-algorithm dsa-practice

Last synced: 06 Sep 2025

https://github.com/abrarulhassan-786/phone-book

Hello, This project is a Phone book system Project, I have made using only python and use the concept of Data Structure. It's simple and you can download or copy code easily.

algorithms data-structures programming-language project python

Last synced: 17 Mar 2025

https://github.com/grainme/cs50x_2022

Bunch of CS problems

c cs data-structures flask memory python

Last synced: 13 Apr 2026

https://github.com/lbwa/algorithms

Algorithm fundamentals implemented by JavaScript(TypeScript), @golang, @rust-lang.

algorithms algorithms-implemented data-structures go golang heap javascript linked-list queue searching-algorithms sorting-algorithms stack typescript

Last synced: 15 Apr 2026

https://github.com/asiimwedismas/java_data_structures

Implementation of a few data structures written in Java, complete with tests.

data-structures java

Last synced: 29 Mar 2025

https://github.com/reity/are

Library for defining and working with abstract regular expressions that support strings/sequences with elements of any symbol type, with an emphasis on supporting scenarios in which it is necessary to work with regular expressions as abstract mathematical objects.

data-structures python python-library re-to-nfa regular-expressions regular-languages theory-of-computation

Last synced: 13 Sep 2025

https://github.com/orabazu/js-data-structures

Some of the data structures implemented in Javascript

data-structures javascript

Last synced: 07 Jul 2025

https://github.com/inspirate789/alloc

Memory manager for go based on memory arenas

algorithms bench data-structures go golang memory memory-management rese research-paper

Last synced: 17 Mar 2025

https://github.com/Riad-ENNAIM/data-structures

Implement some Data Structures using JavaScript

data-structures javascript

Last synced: 29 Apr 2025

https://github.com/hubenchang0515/luminous

Luminous is a DATA STRUCTURE and ALGORITHMIC library of C programming language.

c data-structures

Last synced: 11 Mar 2025

https://github.com/virjilakrum/merkle_proof_file_transfer

merkle_proof_file_transfer is an open-source project designed to demonstrate the use of Merkle proofs for secure and efficient file transfer.

data-structures file-transfer merkle-hash-trees merkle-proof merkle-tree move

Last synced: 05 Oct 2025

https://github.com/hasnainroopawalla/algorithm-visualization-python3

Draw Graphs and Visualize Algorithms (Sorting, Shortest Path, etc,) in Python3 (Pygame)

data-structures pygame python3 shortest-path-algorithm sorting-algorithm-visualizations visualize-algorithms

Last synced: 06 Oct 2025

https://github.com/fredericbonnet/colibri

Colibri is a fast and lightweight garbage-collected datatype library written in C

abstract-data-structures abstract-data-types c data-structures datatypes garbage-collection garbage-collector memory-allocation

Last synced: 07 Oct 2025

https://github.com/bm371613/slice-aggregator

A library for aggregating values assigned to indices by slices and the other way around

data-structures fenwick-tree interval interval-tree prefix-sum slice slice-aggregator

Last synced: 12 Mar 2026

https://github.com/schak04/s-vector

A minimal implementation of a dynamic array I'm writing in C, inspired by C++ STL's std::vector.

c-programming data-structures dynamic-array reimplementation

Last synced: 31 May 2026

https://github.com/schak04/priorify

A terminal productivity app that helps users prioritise their tasks. Currently working on v2.0.0 (TUI).

bash-scripting c-plus-plus cmake cross-platform data-structures ftxui productivity-app productivity-tool shell-scripting sqlite terminal-first terminal-ui tui tui-app

Last synced: 31 May 2026

https://github.com/nouemankhal/competitive-programming

Some of my solutions for competitive programming problems in different Online Judges ( Codeforces, UVa, SPOJ, Kattis...) and contests

algorithms competitive-programming data-structures

Last synced: 08 Oct 2025

https://github.com/dzenis-h/data-structures-and-algorithms

JS Interview preparation 👨‍💻 📊 📋

algorithms data-structures es6 interview-questions javascript

Last synced: 08 Oct 2025

https://github.com/kishore-ganesh/datastructures

A collection of datastructures implemented in C and C++

data-structures datastructures datastructures-implemented sort

Last synced: 08 Oct 2025

https://github.com/jlmsc/estruturas-de-dados

Implementações de algumas estruturas.

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

Last synced: 08 Oct 2025

https://github.com/miguelriosoliveira/42

Projects from 42 school

algorithms c data-structures makefile shell

Last synced: 21 Jan 2026

https://github.com/jilliennelapid/stackcalculator

Project 1: A Stack (Data Structure) Calculator that implements strings and infix/postfix notation to compute basic operations.

cpp data-structures infix-to-postfix iomanip stack stack-calculator stacks strings

Last synced: 08 Oct 2025

https://github.com/guibrandt/multi-splay

Multi-splay tree implementation written in Go

data-structures dynamic-optimality go multi-splay-tree tree-structure

Last synced: 09 Oct 2025

https://github.com/bl33h/byletter

Categorize words by their starting letter in a dictionary.

algorithms data-structures dictionary logic python text-processing word

Last synced: 09 Oct 2025

https://github.com/nilesh2000/errorfreecodes

Repository I use for my interview preparation.

algorithms cpp data-structures

Last synced: 09 Oct 2025

https://github.com/0xkalvin/data-structures-and-algorithms

Data structures, algorithms and leet code problems

algorithms data-structures leetcode

Last synced: 09 Oct 2025

https://github.com/sword-jin/go-algorithm

golang 常用数据结构，算法

algorithms btree data-structures heap queue stack tree

Last synced: 09 Oct 2025

https://github.com/bcongdon/hackerrank

:computer: My HackerRank solutions

algorithms data-structures hackerrank python

Last synced: 09 Oct 2025

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

Implementation of a series of data structures in C

c data-structures

Last synced: 09 Oct 2025

https://github.com/the-pro7/data-structures-in-javascript

An implementation of a few of the pupular data structures in the JS programming language

data-structures oop

Last synced: 09 Oct 2025

https://github.com/iboudhaine/hnsw-attribute-filtering-optimization

Optimizing multi-attribute filtering for Approximate Nearest Neighbor (ANN) search using HNSW. This project integrates bitsets and Roaring Bitmaps into HNSWLib to accelerate query performance by reducing evaluation costs for large attribute datasets.

ann-search approximate-nearest-neighbor bitsets cpp data-structures efficient-filtering hnsw optimization roaring-bitmaps

Last synced: 18 May 2026

https://github.com/shwetajoshi601/cracking-the-coding-interview-solutions

This repository contains my solutions to the problems in the book Cracking the Coding Interview.

cracking-the-coding-interview ctci ctci-solutions data-structures java solutions

Last synced: 10 Oct 2025

https://github.com/ranaessam03/vectorclass

Vector class implementation using c++

data-structures object-oriented-programming

Last synced: 10 Oct 2025

https://github.com/paambaati/bumplan

A simple program that finds the seating arrangement for passengers for a given custom airplane seat layout.

algorithm coding-challenge data-structures interview-questions nodejs

Last synced: 19 Jan 2026

https://github.com/moindalvs/learn_eda_house_price_dataset

Data Set: House Prices: Advanced Regression Techniques Exploratory Data Analysis on more than 80 features

cardinality data-analysis data-science data-structures data-visualization missing-values

Last synced: 10 Oct 2025

https://github.com/pamphilemkp/vet-clinic-database

In this project i used a RDBMS ( Relational Data Base Management System) to create a table which will store information about animals for a vet clinic.

data-structures postgresql

Last synced: 10 Oct 2025

https://github.com/figsoda/one-of

Rust library that introduces macros to represent and use types that can be converted either From or TryInto the given types

data-structure data-structures enum macro macros rust type

Last synced: 19 Jan 2026

https://github.com/muhammad-fiaz/data-structures-and-algorithms-solutions

Explore comprehensive solutions to coding problems from Geeks for Geeks, LeetCode, and HackerRank. This repository focuses on implementing and understanding fundamental data structures and algorithms, organized for easy navigation and quick learning.

algorithm-challenges algorithms-and-data-structures data-structure data-structures data-structures-algorithms data-structures-and-algorithms datastructure datastructures datastructures-algorithms datastructuresandalgorithm dsa dsa-algorithm dsa-learning-series dsa-practice dsa-questions dsa-solutions dsalgo-questions hackerrank leetcode solutions

Last synced: 11 Oct 2025

https://github.com/afthaab/data-structures-in-golang

This repository is a comprehensive collection of various data structures implemented using the Go programming language.

data-structures leetcode-solutions

Last synced: 11 Oct 2025

https://github.com/williamwutq/bblock

Persistent checksummed blocks built on top of bstack's allocators

allocation binary block data data-structures database rust rust-crate rust-library serialization

Last synced: 25 Jun 2026

https://github.com/saket-sk/semester4-sppu-data-structures-and-files-lab

Data Structure and Files Programs

cpp data-structures

Last synced: 20 Jun 2026

https://github.com/oneblack333/pizza_sales_analysis

The project involves transforming raw pizza sales data into actionable business intelligence through analysis and visualization. This enables pizza business owners to make data-driven decisions on inventory, staffing, and marketing, ultimately improving performance and profitability.

data data-structures data-visualization excel mysql powerbi

Last synced: 20 Jun 2026

https://github.com/guilhermebkel/data-structures-study

🏛️ A deep study about Data Structures with help of C++ language

algorithm-analysis algorithms-and-data-structures c data-structures

Last synced: 14 May 2026

https://github.com/debakarr/code_backup

Backup of programs I did in my college.

algorithm college cpp data-structures java lab numerical-methods vhdl

Last synced: 09 May 2026

https://github.com/stuyy/graph

A simple Graph Data Structure.

algorithms data-structures graph graph-theory graphtheory java

Last synced: 16 Jun 2026

https://github.com/mohamed-samy26/cpp-custom-linked-list

Custom linked list implementation with undo() functionality to revert any edits done to the linked list in their specific order

cpp data-structures linked-list pointers stack

Last synced: 12 Jun 2026

https://github.com/abdealijaroli/dsa

Leetcode and GFG solutions in C++. Have built a similar repo in Golang, check out (github.com/abdealijaroli/leetgo)

algorithms cpp data-structures dsa leetcode

Last synced: 12 Jun 2026

https://github.com/md-emon-hasan/data-structures-and-algorithms-dsa-in-python-full-course-by-coding-ninjas-in-english-

A comprehensive Python course on data structures and algorithms from Coding Ninjas, providing detailed explanations and practical examples.

algorithm algorithms-and-data-structures data-structures dsa programming-language pyhton-3 python

Last synced: 09 May 2026

https://github.com/neehan/dsa-implemented

C++ implementation of various data structures and algorithms

algorithms c-plus-plus data-structures implementaion

Last synced: 22 Jun 2026

https://github.com/donghl-dev/practices-algorithm

알고리즘과 자료구조를 통한 문제풀이 저장소

algorithm data-structures kotlin problem-solving

Last synced: 23 Jun 2026

https://github.com/gabrielmpinho/cs50-sql

Solutions and notes from CS50’s Introduction to Databases with SQL. Covers CRUD operations, data modeling, normalization, joins, views, indexes, and connecting SQL with Python and Java. Begins with SQLite for portability and introduces PostgreSQL and MySQL for scalability.

data-analysis data-structures data-visualization database databases javascript python sql

Last synced: 10 May 2026

https://github.com/tehsim/competitive_programming

Codeforces submission link and my regular problem solving or coding added here

arrays c css data-structures datatypes function geometry html input-output loops recursion sorting-algorithms string

Last synced: 10 May 2026

https://github.com/lurado/ldocappedqueue

A queue that doesn't grow indefinitely.

data-structures ios macos objective-c

Last synced: 09 May 2026

https://github.com/beratiyilik/ts-data-structures

ts-data-structures is a collection of efficient and type-safe data structures and algorithms implemented in TypeScript.

data-structures typescript

Last synced: 16 Jun 2026

https://github.com/kaikalii/nolloc

Allocationless, resizable data structures for Rust

data-structures

Last synced: 10 Jun 2026

https://github.com/suresh142/inverted_search

An "inverted search" project involves implementing a type of search engine that uses an inverted index data structure for efficient and fast retrieval of information. The inverted search approach is widely used in various information retrieval systems, including search engines, databases, and document management systems.

c cplusplus data-structures database inverted-index inverted-search-index

Last synced: 08 May 2026

https://github.com/mollycarroll/data-structures-algos-masterclass

All code practice for the Udemy course JavaScript Algorithms and Data Structures Masterclass

algorithms algorithms-and-data-structures data-structures javascript

Last synced: 22 Jun 2026

https://github.com/isaychris/cs311

CSUSM: Data Structures - C++

algorithms cs311 csusm data-structures

Last synced: 10 Jun 2026

https://github.com/xanonymous-github/data_structure

Practice Data Structure

cpp20 data-structures python3

Last synced: 08 May 2026

https://github.com/massigy/c-singlelinkedlists

This repo contains all the single linked Lists manipulation functions and procedures, written in the C programming language.

algorithms c cprogramming data-structures gcc git github linked-list makefile

Last synced: 11 May 2026

https://github.com/yigittopm/javascript-data-structures-and-algorithms

Data Structures & Algorithms with Javascript (Michael McMillan)

algrothm book data-structures javascript

Last synced: 11 May 2026

https://github.com/selcia25/programming-in-data-structures

Welcome to the "Programming in Data Structures" repository! This repository contains Python code examples and implementations of various data structures and algorithms to help you learn and practice programming concepts related to data structures.

algorithms code data-structures

Last synced: 22 Jun 2026

https://github.com/m4nuc/algorithms-data-structures

Python Implementations of classic Algos and DSs

algorithm coursera data-structures

Last synced: 23 Jun 2026

https://github.com/adityarajsingh/cp

All the code solutions for problems related to Data Structures and Algorithms and problems of various coding platforms.

algorithms competettive-programming cpp data-structures problem-solving

Last synced: 18 Jun 2026

https://github.com/ionux/arduino-bounded-queue

Helpful software library for quickly & easily adding support for fixed-size (bounded) queues to your Arduino project.

arduino arduino-library arduino-project cpp data-structures embedded fixed library queue safety-critical sbc

Last synced: 13 May 2026

https://github.com/trojaner/eru-ceng-bz205

Assignment for C++ Data Structures and Algorithms Course at ERU

algorithms assignment cpp data-structures

Last synced: 18 Jun 2026

https://github.com/lpsm-dev/static-list

💩 [Study] - An application to implement a simple static list

algorithms c-programming data-structures hacktoberfest static-list

Last synced: 18 Jun 2026

https://github.com/idriz4work/cs50

In CS50 from the Harvard University, I acquired a strong foundation in programming and gained the skills to develop my own software. This was showcased in my final project titled "Hustlers Place".

algorithms arrays c data-structures flask html-css-javascript memory python sql

Last synced: 08 May 2026

https://github.com/sunami09/dsalgo-codingninjas

This is the roadmap of learning data structures in C++. Data structure and Algorithm (DSA) is applied in all disciplines of software development. DSA is the building block of the software development process. It is not limited to a single programming language. Although programming languages evolve or get dormant over time, DSA is incorporated into all of these languages.

algorithms-and-data-structures c-plus-plus data-structures graph linked-list recursion

Last synced: 17 Jun 2026

https://github.com/joozef315/csharp-datastructures-algorithms

Explore essential data structures and algorithms in C#, including stacks, queues, binary search trees, and sorting/searching methods.

algorithms binary-search binary-search-tree csharp data-structures linked-list mergesort queue sorting-algorithms stack

Last synced: 18 Jun 2026

https://github.com/sachin-kumar-2003/competitiveprograming

Competitive Programming Using Python .. Solving Data structure Problem

data-structures datastructures leetcode leetcode-python3 leetcode-solutions python

Last synced: 17 Jun 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