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/tarball0/data-structures-notes

Repo to help with Data Structures and Algorithms

algorithms data-structures

Last synced: 21 Feb 2026

https://github.com/exbotanical/connective-tissue

High performance implementations of classical list and ring data structures

algorithms data-structures linked-lists

Last synced: 06 Aug 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/wesleybertipaglia/dsa

This repository contains solutions to problems from various platforms like LeetCode, Codeforces, CodeChef, etc. The solutions are written in Python.

algorithms data-structures dsa

Last synced: 08 Mar 2026

https://github.com/asarkar/algorithms-design-analysis

Lecture videos and homework for Algorithms: Design and Analysis, Part 1, taught by Tim Roughgarden

algorithms coursera data-structures scala stanford

Last synced: 04 Oct 2025

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

:books: Algorithms and Data Structures implemented in Java

data-structure-java data-structures

Last synced: 27 May 2026

https://github.com/hadil19/pattern-searching

A high-performance Python library for single and multiple pattern searching, optimized for bioinformatics and large-scale text analysis

aho-corasick aho-corasick-algorithm algorithm algorithms bioinformatics boyer-moore data-structures dna-sequencing educational kmp-algorithm pattern-matching pattern-search python python-library string-matching

Last synced: 04 Apr 2026

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

This repository contains implementations of various fundamental data structures written in Java. Each implementation is designed from scratch, avoiding the use of Java's built-in data structure libraries, to reinforce a deeper understanding of how they work internally.

algorithms data-structures java

Last synced: 05 Apr 2025

https://github.com/rosekamallove/learn_code

This is a repository that contains all the topics that I @rosekamallove studied while learning to code and am currently learning Data Structures and Algorithms, and all the code I wrote are in this repo and I am thinking of making this repo more like a Learning resource.

algorithms competitive-programming cpp data-structures development

Last synced: 04 Aug 2025

https://github.com/vitsalis/usaco

My solutions to USACO problems

algorithms c-plus-plus data-structures usaco usaco-solutions

Last synced: 17 Apr 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/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/utkarshmishra12/leetcode_solutions

LeetCode Solutions - Repository For Codes Of Various Data Structures And Algorithms and Competitive Programming Problems

algorithms coding-solutions cpp data-structures interview interview-preparation leetcode leetcode-cpp leetcode-cpp-solutions leetcode-solutions

Last synced: 05 Apr 2026

https://github.com/farhaduneci/contactbook

A simple contact book written with Python.

data-structures

Last synced: 01 Sep 2025

https://github.com/daryaandreyuk/leetcodetasks

Preparation for LIVE Coding interviews

algorithms coding data-structures java notations

Last synced: 07 Apr 2025

https://github.com/mmiranda96/algorithms-go

Algorithms workshop in Golang

algorithm data-structures golang

Last synced: 02 Jul 2025

https://github.com/nelsonbn/algorithms-data-structures-binary-search-tree

Algorithms and Data Structures - Binary Search Tree (BST)

algorithms algorithms-and-data-structures data-structures

Last synced: 20 Apr 2026

https://github.com/tom-spalding/petrie

a Graph-based phylogenetic tree, implemented in Javascript.

algorithms data-structures graph nature petrie phylogeny taxonomy tree

Last synced: 20 Jan 2026

https://github.com/imbios/lab-extract-common-letters

πŸ“ TypeScript implementation of an algorithm to extract common characters across multiple strings, optimized for performance with O(n*k) time complexity.

algorithms coding-challenge coding-interview data-structures educational hacktoberfest hash-table interview-preparation leetcode npm-package optimization performance problem-solving string-manipulation time-complexity typescript

Last synced: 20 Apr 2026

https://github.com/shravanatirtha/must-know-java-programs

All programs a geeks needs to know at one stop. It is an implementation of Data Structures and Algorithms in Java.

algorithms data-structures java

Last synced: 03 Apr 2025

https://github.com/arindas/rubix

End-to-end architecture for the representation and solution of Rubik's cube problems.

algorithm-design data-structures graph linear-time-solution novel-data-structure rubiks-cube

Last synced: 20 Aug 2025

https://github.com/darthdevv/javascript

Practicing JavaScript and implementing new patterns and algorithms and data structures

algorthims arrays data-structures design-patterns es6 function javascript objects problem-solving strings

Last synced: 05 Jun 2026

https://github.com/the-c0d3r/data-structures-c

Data structures implemented from scratch in c

c data-structures

Last synced: 20 May 2026

https://github.com/milenacarecho/42basecamp

Listas de exercicios realizadas durante o basecamp da 42 em julho/2021

c data-structures

Last synced: 14 Mar 2025

https://github.com/amrhossamdev/leetcode

Collection of leetcode questions that I solved - feel free to ask me at any time <3

algorithms data-structures interview-questions leetcode

Last synced: 15 Mar 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/evandrolg/data_structures_in_js

A collection of data structure developed in JavaScript.

algorithms data-structures js performance

Last synced: 06 Jun 2026

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/kishore-devaraj/layman-js-snippets

A repo which contains simple snippets to describe important concepts in javascript world and also contains common data structure patterns implemented in js.

data-structures javascript nodejs reactjs redux

Last synced: 11 Apr 2026

https://github.com/nitsas/py3algs

Simple Python 3 implementations of popular algorithms and data structures.

algorithms data-structures python

Last synced: 06 Jun 2026

https://github.com/mehwishferoz/wynk-music-app-in-c

C project simulating Wynk music app functionalities, featuring user management, music browsing, playlist creation, and song playback using linked lists, hash tables, stacks, and queues.

algorithms c data-structures dsa dsa-project

Last synced: 06 Jun 2026

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

This is repository that contains a Java packages with differents data structures implementation.

data-structures

Last synced: 04 Oct 2025

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

🍌 Data structures with C language

c c-language data-structures

Last synced: 05 Jun 2026

https://github.com/rabi-siddique/sudoku-solver

A web application that allows you to solve a Sudoku puzzle using a backtracking algorithm. The goal of this application is to help you visualize how the backtracking algorithm works to solve the puzzle.

algorithms computer-science data-structures interview interview-questions programming

Last synced: 25 Mar 2025

https://github.com/aryangupta9680/dsa-solved-questions

This repository contains solutions to various Data Structures and Algorithms (DSA) problems solved by me. The questions are sourced from renowned coding platforms like GeeksforGeeks, LeetCode, Codeforces, InterviewBit, HackerRank, and more.

algorithms cpp data-structures dsa geeksforgeeks interviewbit leetcode problem-solving

Last synced: 07 Nov 2025

https://github.com/fogfish/skiplist

Golang SkipList data structure

data-structures golang skiplist

Last synced: 24 Oct 2025

https://github.com/rabinadk1/linearhashing

Hash Table visualization with Linear Probing for key collision

data-structures hashtable javascript p5js

Last synced: 11 Mar 2026

https://github.com/zul132/placement-prep-programs-java

This repository contains all the Java programs and coding problems I practiced for my placement preparation. The programs are organized topic-wise for ease of reference.

algorithms algorithms-and-data-structures data-structures data-structures-algorithms data-structures-and-algorithms dsa dsa-algorithm dsa-practice java placement placement-preparation programming-exercises

Last synced: 05 Feb 2026

https://github.com/jojusuar/c-linkedlist

C implementation of a generic linked list with queue and stack functionalities

c data-structures linked-list queue stack

Last synced: 21 Jul 2025

https://github.com/ac000/libac

A C library of miscellaneous utility functions

c data-structures freebsd geospatial json linux network-programming string-distance time

Last synced: 21 Sep 2025

https://github.com/humayan-kabir/data-structure

data structure repository for competitive programming

competitive-programming cpp data-structures

Last synced: 30 Jun 2025

https://github.com/amirhnajafiz/leetcodz

Problems and solutions to my LeetCode.

algorithms data-structures design-patterns leetcode problem-solving

Last synced: 20 Apr 2026

https://github.com/ugurcanerdogan/movie-library-system

Library System - Data Structures project with Linked Lists

data-structures library-management-system linked-list

Last synced: 06 Jul 2025

https://github.com/bogwi/eruzero

Bullet-Train fast hashmap for Zig

benchmark data-structures hashmap hashtable zig zig-package ziglang

Last synced: 12 Apr 2025

https://github.com/xcmyz/calculator

A Calculator implemented in Python.

data-structures gui python

Last synced: 06 Jul 2025

https://github.com/aarong1/RshinyHelpers

Helpers and elements to use in Rshiny

data-structures html r shiny web-app

Last synced: 29 Jul 2025

https://github.com/ajlekcahdp4/ilab_1

First projects of MIPT ILAB course

c data-structures ilab poem-generator quadratic-equations stack

Last synced: 25 Jul 2025

https://github.com/ascii-dev/puava

A polyglot library of data structures & algorithms built from first principles. (C, C++, Java, Python, Rust, Go). Managed with Bazel.

algorithms bazel c cpp data-structures first-principles java monorepo python system-design

Last synced: 13 Apr 2026

https://github.com/angelosans/typescript

From noob to Pro using TypeScript

data-structures

Last synced: 13 May 2025

https://github.com/lunaroyster/algolyze

A searchable database of algorithms

algorithm-pages algorithms data-structures information reference

Last synced: 13 Jun 2026

https://github.com/dy/multiscale-array

Multiscale representation of an array

array data-structures

Last synced: 06 Sep 2025

https://github.com/elazzouzihassan/graphql-tuto

Welcome to the GraphQL Tutorial repository! πŸš€

api data-structures graphql nodejs tutorial-sourcecode

Last synced: 13 Apr 2026

https://github.com/jkazari/mathematics-laboratories-4.1

Repository of solutions for my Algorithms and Data Structures class on the 4th semester of studying Mathematics at GdaΕ„sk University of Technology

algorithms cpp data-structures

Last synced: 30 Jun 2025

https://github.com/henriquelimas/go-algorithm-design-manual

Codes in Go from Algorithm design manual Book

algorithms computer-science data-structures golang

Last synced: 02 Mar 2025

https://github.com/sidp919/competitive-programming

Created to improve python + competitive programming skills. This repository will include python programs and notes on Basics of Python, Data Structures and Algorithms with their implementations and explanations.

algorithms-and-data-structures competitive-programming data-structures python3

Last synced: 13 Jul 2025

https://github.com/imdanielsp/dstructs-swift

A Swift's data structures and algorithms library. The purpose of this repository is to practice the Swift programming language and data structure in general.

algorithms data-structures practice review swift

Last synced: 05 Jun 2026

https://github.com/fawaz-ahmed/js-infinite-median

Calculate median of a stream of numbers using heap sort (with nlogn comlpexity)

crypto data-structures data-visualization graphs infinite math median median-heap numbers pricing streaming-data

Last synced: 15 Aug 2025

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/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/aaron-zhao/js-utils

js-utils-z provides JavaScript utility functions including commonly used data structures.

data-structures javascript utility

Last synced: 15 Mar 2025

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/adriandarian/hackerrank

πŸ’» All of my HackerRank Solutions

algorithms data-structures

Last synced: 18 Jan 2026

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/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/kalyan4636/interview-coding-practice-questions

PYTHON AND JAVA CODING SNIPPETS, TECHNICAL INTERVIEW QUESTIONS AND PRACTICE CODE.

angular corejava cpp css data-structures django framework html java javascript mongodb python sql

Last synced: 11 Apr 2026

https://github.com/mgobeaalcoba/python_intermediate

Aqui irΓ© guardando los trabajos que voy haciendo en el curso de platzi de python y nivel intermedio

data-structures dictionaries game lambda-functions lists python3 sets strings tuples

Last synced: 11 Apr 2026

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

Implement some Data Structures using JavaScript

data-structures javascript

Last synced: 29 Apr 2025

https://github.com/haseeeb21/stack-in-python

Implementing Stack in python by importing deque library, creating Class of Stack and making functions of stack implementations.

class data-structures googlecolaboratory pop push pycharm python python3 stack

Last synced: 14 May 2026

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