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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/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

๐Ÿ“Š My journey through learning data structures and algorithms

algorithms data-structures

Last synced: 24 Oct 2025

https://github.com/nawodyaishan/simple-bookshop-shopping-cart

Simple bookshop shopping cart and checkout system using Dyanamic Programming Algorithms and Data Structures

algorithms c data-structures dynamic-programming

Last synced: 15 Mar 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

๐Ÿง‘โ€๐Ÿ’ป Java implementations of various data structures and their associated operations.

data-structures java

Last synced: 24 Oct 2025

https://github.com/markopapic/ads

C# implementations of some algorithms and data structures.

algorithms csharp data-structures

Last synced: 11 Jun 2026

https://github.com/memgonzales/aiep-python-scratch

Materials for the AMSLI Informatics Enrichment Program (AIEP), a training program for students representing the Philippines in international computational thinking and informatics contests

acm-icpc algorithms big-o binary-search binary-search-tree bisection-method bitwise-operators competitive-programming data-structures debugging divide-and-conquer dynamic-programming greedy-algorithms programming-for-kids python3 queue recursion scratch3 stack

Last synced: 20 Apr 2026

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/barrenszeppelin/pmmap

Go implemenation of Persistent Mergeable Hash Maps

data-structures go hashmap immutable tree

Last synced: 01 Sep 2025

https://github.com/hector1274/struct-changelog

๐Ÿ” Track and record changes in nested data structures automatically, ensuring data integrity and simplifying debugging with detailed audit trails.

change-tracking changelog changelogs data-diff data-structures dict diff elixir json library list nested-data python

Last synced: 11 Apr 2026

https://github.com/yangboz/dapps-simple-twitter-nebulas

a simple twitter SinglePageApplication for nebulas dapps incentive program.

blockchain bootstrap dapps data-structures jquery nebulas single-page-applications smart-contracts

Last synced: 11 Apr 2026

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/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/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/caiocarneloz/data-structures

Cpp code for some data structures with usage examples

avl-tree cpp data-structures list queue stack

Last synced: 26 Feb 2025

https://github.com/shaolans/projet_algav_trie

Implementation of the Patricia Trie and the Hybrid Trie in Java

algorithms data-structures data-visualization graphviz-dot hybrid-training java patricia-tree tree trie

Last synced: 11 Jun 2026

https://github.com/jeongju9216/datastructure

Swift ์ž๋ฃŒ๊ตฌ์กฐ

data-structures

Last synced: 26 Oct 2025

https://github.com/athulsabu2002/s3_ds_lab

Data Structures and Algorithms lab programs for S3 CSE B.Tech. Comprehensive implementation of sorting algorithms, linear/non-linear data structures, graph algorithms, and mathematical applications in C.

data-structures ktu lab s3

Last synced: 20 Aug 2025

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/jinshengli/javademo

javaๅŸบ็ก€็Ÿฅ่ฏ†ๆ•ด็†

collection data-structures design-patterns java java-se thread threadlocal threadpool

Last synced: 06 Feb 2026

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/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/iamklevy/datastructures-algorithms-problem-solving-

Collection of LeetCode questions to ace the coding interview! - Created using [LeetHub](https://github.com/QasimWani/LeetHub)

algorithms data-structures interview-questions leetcode

Last synced: 15 May 2025

https://github.com/bosley/ak24

Lightweight C application kernel providing core data structures (lists, maps, buffers), memory management, and optional Boehm GC integration for building robust applications.

application-framework boehm-gc c closures concurrency data-structures garbage-collection memory-management string-intern

Last synced: 21 Feb 2026

https://github.com/hemisphere-studio/async-subscription-map

Async bookkeeping data structure for multithreaded state subscriptions

async data-structures multithreading subscriptions

Last synced: 15 Mar 2025

https://github.com/nihonxim/computerscience

Computer็ง‘ๅญฆ็ ”็ฉถใซใคใ„ใฆใ€ใ‚ณใƒณใƒ”ใƒฅใƒผใ‚ฟใƒผ็ง‘ๅญฆใฎๅ‹‰ๅผทใจใ‚ฝใƒ•ใƒˆใ‚ฆใ‚งใ‚ขไฝœใ‚Šๆ–น

algorithms computer-science data-structures

Last synced: 23 Mar 2025

https://github.com/mezantrop/tsqlike

SQL-like interface to tabular structured data

csv data-processing data-structures json python sql-like table

Last synced: 24 Jan 2026

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/grenzlinie/computer-science-learning-route-for-myself

่ฎฐๅฝ•่ฎก็ฎ—ๆœบๅญฆไน ่ทฏ็บฟ / Record the learning Route of Computer Science

code computer data-structures deep-learning front-end-development machine-learning

Last synced: 26 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/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/aykrimino/aoc

solving advent of code problems using golang

algorithms competitive-programming data-structures go golang

Last synced: 30 Mar 2025

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/daniilroman/heaps_comparison

C++ implementations and comparison of heap data structures

binomial-heap d-tree data-structures heap leftist-heap skew-heap

Last synced: 19 Aug 2025

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/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/iampavangandhi/codingpracticals

๐Ÿ‘จโ€๐Ÿ’ป Basic Coding Practical Questions of C++, Java, and Python

algorithms competitive-programming cpp data-structures dsa-questions java python

Last synced: 16 Mar 2026

https://github.com/vladifish/labex2

2605 (Data Structures and Algorithms) LabEx2

data-structures

Last synced: 30 Jun 2025

https://github.com/vladifish/labex3

Where LabEx3 would be placed

data-structures

Last synced: 30 Jun 2025

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/wfvining/rangetree

Purely functional read-only range trees in Erlang

data-structures erlang erlang-library range-tree

Last synced: 30 Jan 2026

https://github.com/mukel/codebox

Algorithms snippets for programming contests

algorithms c-plus-plus data-structures programming-contests

Last synced: 01 Sep 2025

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

A Java-centric repository documenting my problem-solving journey with efficient, annotated solutions and personal insights for algorithmic challenges.

data-structures java leetcode-java leetcode-solutions problem-solving

Last synced: 21 May 2026

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

C konsol uygulamasฤฑ: Rastgele indekslerle รงift yรถnlรผ dairesel baฤŸlฤฑ listede iลŸlemler.

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

Last synced: 23 Jun 2026

https://github.com/anvaymayekar/avl-tree-visualizer

Interactive AVL Tree Visualizer โ€” Real-time GUI for insert, search, and delete operations with automatic balancing, performance metrics, and visual feedback. Pure C + Win32 API.

algorithms avl-tree c-programming data-structures dsa gui-application self-balancing-binary-search-tree tree-visualization win32api

Last synced: 03 Jan 2026

https://github.com/raadiah/dsa-using-go

Implementing the most used data structures and algorithms using Go.

algorithms algorithms-and-data-structures data-structures golang

Last synced: 15 Mar 2025

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/tush-tr/learn-lang-cpp-dsa

Learn C++ with solving a lot of questions and also data structures and algorithms concepts

algorithms-and-data-structures c cpp data-structures

Last synced: 15 Apr 2026

https://github.com/tyra9/diagram-collection

ๅ†™ๅšๅฎข่ฟ‡็จ‹ไธญๅˆถไฝœ็š„ๆ‰€ๆœ‰ๅ›พไพ‹ใ€ๅ›พ่งฃ๏ผŒ้ƒฝๆ”พๅœจ่ฟ™ไธชไป“ๅบ“๏ผˆๆ”ฏๆŒ.drawio๏ผ‰ใ€‚

computer-networks data-structures database java javaweb mysql operating-system spring springboot

Last synced: 25 Feb 2026

https://github.com/davidyslu/onlinejudgepku

Personal submissions on PKU Online Judge (ๅŒ—ไบฌๅคงๅญธ็จ‹ๅผ่งฃ้กŒ็ณป็ตฑ)

algorithms cpp data-structures

Last synced: 01 Sep 2025

https://github.com/sudirkrishnaars/data-stuctures

This repository contains a series of problems solved in C.

data-structures

Last synced: 30 Jun 2025

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/elandeyan/data-structures-and-algorithms

Implementation of data structures and algorithms in different programming languages.

data-structures python python3 queue stack

Last synced: 11 May 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/nickzs8/binarysearchtree

Implementation of a binary search tree in java.

binary-search-tree data-structures java

Last synced: 01 Sep 2025

https://github.com/peshala84/c-programming

This repo create for Data Structure And Algorithm Using C language . this is our 1 st Year 1 semester Subject

c data-structures

Last synced: 15 May 2025

https://github.com/emanuelefavero/react-autocomplete

This is a simple React Autocomplete component that uses a Trie data structure to store the list of words

autocomplete data-structures react trie vite

Last synced: 15 Apr 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/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/kurayami07734/dsa-cpp

Data Structures and Algorithms in C++

algorithms cpp data-structures

Last synced: 23 Jun 2026

https://github.com/jayesh-tanna/coding-problem-solution

Data structures and algorithms - Hackerrank & geeksforgeeks solutions in c# and java

algortihms csharp data-structures geeksforgeeks-solutions hackerrank java

Last synced: 12 May 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

https://github.com/mhmdsami/dsa

Data Structures and Algorithms

algorithms data-structures

Last synced: 04 Jan 2026

https://github.com/rajdeepc/learn-ds-with-javascript

This repository i made to brush up my knowledge of DS with the help of javaScript and understand how DS can be implemented with a strongly typed language like JS

data-structures datastructures-algorithms es5-javascript javascript queue sets stack tree

Last synced: 26 May 2026

https://github.com/a920604a/leetcode

leetcode to record

algorithms data-structures

Last synced: 12 May 2026

https://github.com/usk2003/vnrvjiet-lab-work

This repository contains my lab work for the B.Tech CSE-AIML program (2022-2026) under the R22 regulation at VNR Vignana Jyothi Institute of Engineering and Technology. It includes various subjects like Machine Learning, OS, Data Structures, C Programming, and more, showcasing my practical learning and implementations.

c-programming compiler-design computer-networks data-engineering data-structures data-visualization dbms engineering-drawing java machine-learning operating-system python software-engineering

Last synced: 11 Apr 2026

https://github.com/sorianog/code-refreshers

Coding problems to refresh the mind

algorithms big-o data-structures java time-complexity

Last synced: 23 Mar 2025

https://github.com/saragarcia6123/expression_evaluator

A calculator-style mathematical expression evaluator that parses and computes results from user input strings.

algorithms data-structures parsing

Last synced: 18 Jun 2025

https://github.com/yuriioks/aqa-gcse-computer-science-preparation

25-week comprehensive program designed to equip students with the knowledge and skills required to excel in the AQA GCSE Computer Science exam

algorithms aqa aqa-computing coding-tutorials computer-science computer-science-education data-structures education exam-preparation gcse gcse-computer-science programming python python3 sql yuriodev

Last synced: 09 Feb 2026

https://github.com/1ayanabil1/algorithms

Welcome to the Algorithms repository! ๐Ÿš€ This repository is dedicated to documenting and sharing my journey through algorithm learning, with a special focus on the Grokking Algorithms book.

codewars codewars-solutions data-structures hackerrank hackerrank-solutions jupyter-notebook leetcode leetcode-python leetcode-solutions machine-learning prob python search-algorithm searching searching-algorithms

Last synced: 09 Feb 2026

https://github.com/rohan-bhautoo/data-structures-and-algorithms

Data Structures is about how data can be stored in different structures. Algorithms is about how to solve different problems, often by searching through and manipulating data structures. Theory about Data Structures and Algorithms (DSA) helps us to use large amounts of data to solve problems efficiently.

algorithm-analysis algorithm-challenges algorithms csharp data-structures data-structures-and-algorithms

Last synced: 26 May 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
๐Ÿง  Big Tech Algorithm Questions 288 Utilities 174 Software Packages 154 Database Clients 147 Database 128 Web Frameworks 106 Third-party APIs 105 Miscellaneous 101 โœ… Algorithms 97 Exercises 92 Testing 89 Networking 88 Websites 88 Command Line 87 Data Pipelines & Streaming 85 โœ… Data Structures 83 Configuration 83 ๅ‘ฝไปค่กŒๅทฅๅ…ท 80 Data Structures and Algorithms 76 Machine Learning 75