Data

Tools

Indexes

Applications

Experiments

Awesome

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/metacode-io/ex-rose-tree

A Rose Tree and Zipper in Elixir with a slew of navigation primitives.

data-structures elixir functional multiway-tree rose-tree zipper

Last synced: 21 Oct 2025

https://github.com/jbapple/libfilter

High-speed Bloom filters and taffy filters for C, C++, and Java

bloom-filter bloom-filters bloomfilter c cpp data-structures java library

Last synced: 16 Mar 2025

https://github.com/bcgsc/btllib

Bioinformatics Technology Lab common code library

algorithms bioinformatics bloom-filter cpp data-structures genome library python

Last synced: 07 May 2025

https://github.com/beached/header_libraries

Various header libraries mostly future std lib, replacements for(e.g. visit), or some misc

algorithms c-plus-plus data-structures helpers

Last synced: 20 Feb 2026

https://github.com/arturopala/buffer-and-slice

Lightweight Buffer and Slice abstractions for Scala.

array collection data-structures scala slice

Last synced: 08 Apr 2025

https://github.com/staircase-dev/piso

Pandas Interval Set Operations: providing methods for set operations, analytics, lookups and joins on pandas' Interval, IntervalArray and IntervalIndex

data-analysis data-science data-structures interval interval-arithmetic interval-set pandas set set-operations set-theory

Last synced: 20 Aug 2025

https://github.com/nickzuber/needle

:pushpin::books: An extensive standalone data structure library for JavaScript.

binary-trees bitarray data-structures hashmap heap javascript k-ary-tree library linked-list needle node queue rabin-karp rolling-hash-functions stack

Last synced: 07 May 2025

https://github.com/acronis/go-cti

An implementation of CTI (Cross-domain Typed Identifiers) and CTI/Metadata specification in Go.

data-structures dml domain domain-driven-design golang identifier identifiers integration packaging raml specification

Last synced: 19 Aug 2025

https://github.com/kodedninja/datta

A readable plain text data structure

data data-structures javascript json nodejs

Last synced: 30 Apr 2025

https://github.com/zoran-jankov/repairq

RepairQ is a ticket system software application that is aimed for repair shops. It is used to track all business related things, from creating and tracing tickets, registering customers, devices that are being repaired, repair parts inventory and more.

beginer business-application data-structures database github-page java registration-forms registration-system repair-management repair-processes repair-service repairs-department serbian swing ticket-management

Last synced: 15 Apr 2025

https://github.com/theroyakash/algorithms.theroyakash.com

algorithms.theroyakash.com website source code. [Materials for FAANG and top startup coding interview and running notes on that]

algorithms algorithms-and-data-structures computer-science cpp data-structures dsa dsa-learning-series dsa-practice dsalgo engineering interview-questions interviews practice

Last synced: 14 Oct 2025

https://github.com/bytehamster/lemonhash

Learned Monotone Minimal Perfect Hashing

data-structures hashing learned-index

Last synced: 13 Apr 2025

https://github.com/sspeedy99/file-compression

A file compression program written in C++ to compress files using Huffman Coding

compression cpp data-structures huffman-compression-algorithm

Last synced: 12 Jul 2025

https://github.com/amazingandyyy/algor-in-js

Various Basic Data Structures and Algorithms Implement in Javascript

computer-science data-structures javascript nodejs tutorials

Last synced: 05 May 2025

https://github.com/isemenkov/pascalutils

PascalUtils is an object library for delphi and FreePascal of data structures that implements syntactic sugar similar to that of other modern languages as far as syntax allows.

data-structures delphi delphi-library delphi10 fpc freepascal pascal pascal-library pascalutils

Last synced: 06 Dec 2025

https://github.com/siddhesh-agarwal/python-algorithms

A collection of different algorithms implemented in Python.

algorithm algorithms data-structures python tutorials

Last synced: 16 Jul 2025

https://github.com/denq/iron-tree

Tree (data structure). Many methods

algorithms data-structures datastructures sort tree

Last synced: 16 Mar 2025

https://github.com/theodesp/blockingqueues

Simple, performant, goroutine safe queues, useful as resource pools or job queues.

arrays blocking-queue data-structures golang-library resource-pool

Last synced: 21 Sep 2025

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

👨‍💻 💪 A Repository of General Mathematical Programs, Bits Manipulation, Recursion and 'Data Structures and Algorithms'.

algorithms data-structures java leetcode mathematics problem-solving recursion technical-interview-questions

Last synced: 24 Feb 2026

https://github.com/rvcas/zata

Common Data Structures and Algorithms for Learning Zig

data-structures learning learning-zig zig

Last synced: 24 Apr 2025

https://github.com/learning-zone/javascript-data-structure

Data Structures and Algorithms in JavaScript

algorithms data-structures datastructures graph queue stack tree

Last synced: 28 Jun 2025

https://github.com/coding-enthusiast9857/hacktoberfest22-contribute-dsa

Hacktoberfest 2022🎉 Guys, open your 1st pull request and contribute in an open-source community...!! This is for everyone💯 So, Hurry up...!! Don't forget to spread love and if you like, give a ⭐️

c cpp data-structures data-structures-algorithms data-structures-and-algorithms digitalocean dsa dsa-learning dsa-practice hacktoberfest hacktoberfest2022 hacktoberfest22 java open-source open-source-project python

Last synced: 19 Oct 2025

https://github.com/bexxmodd/priq

Blazing fast Priority Queue that allows sorting for elements with partial ordering

data-structures heap rust

Last synced: 17 Mar 2026

https://github.com/appgurueu/modlib

Modular Multipurpose Minetest Modding Library

b3d configuration data-structures lua math minetest mod serialization

Last synced: 28 Feb 2026

https://github.com/hoangsonww/queue-and-hashtable-dsa

🔑 This repository focuses on hash tables and priority queues, highlighting their use in text analysis, word stats generation, and managing a movie review user database. It includes techniques for efficient text tokenization, word frequency analysis, prioritized data handling, and more!

algorithms data-structures dsa hash hashcode hashing hashing-algorithm hashmap hashtable java java-8 priority-queue queue queue-algorithm queue-theory

Last synced: 12 Jul 2025

https://github.com/marttp/js-interview-practice

บันทึกการทำ Leetcode in JavaScript รวมถึง Data Structures พื้นฐานสำหรับ Technical Interviews

data-structures leetcode-solutions

Last synced: 06 Apr 2025

https://github.com/timmoth/dsadotnet

A dotnet class library containing a collection of algorithms and datastructures

algorithms computer-science data-structures dotnet math

Last synced: 30 Jul 2025

https://github.com/tommyettinger/jdkgdxds

Java data structures for primitive and/or Object items

case-insensitive data-structures deque hashmap hashset insertion-order java-8 list primitive-types

Last synced: 22 Mar 2025

https://github.com/Mardiniii/go-data-structures

Linked list, stack, queue, Binary Tree, B-Tree, heap and Self-balancing tree implemented in Go

algorithm algorithms data-structures go golang structures

Last synced: 07 May 2025

https://github.com/tomakado/containers

Collection of simple generic data structures currently missing in Go's standard library.

binary-search-tree binary-tree data-structures go-algorithms go-datastructure go-library linked-list queue set stack tree tree-structure

Last synced: 25 Jul 2025

https://github.com/aeimer/go-multikeymap

A go lib which handles maps with multiple keys

data-structures go go-lib go-library golang

Last synced: 07 May 2025

https://github.com/hugmanrique/pokedata

:baby_chick: Pokémon data structure classes from Gen III (Ruby, Sapphire, Emerald, FireRed & LeafGreen)

data-structures gba pokemon rom-hacking

Last synced: 16 Mar 2025

https://github.com/zhenye-na/data-structures-uiuc

🌳 CS225: Data Structures

cpp data-structures

Last synced: 02 May 2025

https://github.com/zoedsoupe/estrutura_de_dados

:brazil: Implementações dos princípios básicos e intermediários de Estrutura de Dados em Haskell!

data-structures estrutura-de-dados functional-programming haskell programacao-funcional

Last synced: 10 Apr 2025

https://github.com/rszamszur/google-interview-preparation

Preparation for my Google interview. Repo contains notes, resources and implementations of data structures, algorithms, and problems.

algorithms algorithms-and-data-structures data-structures google-interview interview-practice interview-preparation

Last synced: 22 Mar 2025

https://github.com/erfaniaa/testsaz

Testsaz is a fast, minimal test-case generator system for ICPC style and IOI style problems.

acm-icpc algorithms codechef codeforces data-structures icpc ioi test-generation test-generator testgenerator

Last synced: 11 Apr 2025

https://github.com/lukaskalbertodt/stable-vec

A Vec-like collection which guarantees stable indices and features O(1) deletion of elements

data-structures indices rust rust-library stable vec

Last synced: 07 Mar 2026

https://github.com/bugenzhao/leetcode.playground

📜 Bugen's LeetCode solutions in Swift Playground. 𝐎𝐯𝐞𝐫 𝟒𝟎𝟎 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬 𝐢𝐧𝐜𝐥𝐮𝐝𝐞𝐝!

algorithms data-structures leetcode leetcode-solutions playground swift

Last synced: 11 Apr 2025

https://github.com/mainakrepositor/graph-node-generator

Generate graphs from nodes using graph theorem and graph traversal algorithms

data-structures dsa-algorithm frontend graph graph-algorigthms html-css-javascript js programming

Last synced: 02 May 2025

https://github.com/cadienvan/expirables

This is a zero dependency package that provides some expirable implementations of common Data Structures.

data-structures javascript nodejs typescript

Last synced: 13 Aug 2025

https://github.com/hoangsonww/binary-search-tree-dsa

🌳 This repository is dedicated to the Binary Search Tree (BST) data structure, featuring a comprehensive demo of all its functionalities including insertion, deletion, search, and traversal operations. It serves as an educational resource for understanding BSTs in depth, offering code examples and explanations suitable for students and developers.

algorithms binary-search binary-search-algorithm binary-search-tree binary-search-tree-operations binary-search-tree-traversal binary-tree binary-tree-array binary-tree-linked-list bst bst-tree data-structures java java-8

Last synced: 14 Oct 2025

https://github.com/thatbeautifuldream/dsa

This repository consists of all the material from my data structures and algorithms preparation.

algorithms data-structures java problem-solving

Last synced: 14 Apr 2025

https://github.com/theodesp/unionfind

An idiomatic implementation of a weighted Union Find data structure with path compression in Go.

algorithms data-structures golang union-find

Last synced: 18 Oct 2025

https://github.com/keep-network/sortition-pools

A data structure to perform weighted sortition in Solidity.

cryptocurrency data-structures sortition

Last synced: 16 Aug 2025

https://github.com/alexandrehiroyuki/movingaverageplus

Moving Average Plus is a C++ library that implements a moving average on the Arduino platform. Performance and usability are the two focuses I thought of when creating this library, so every improvement tip is welcome. It is useful for filtering noisy data from sensors, for example.

algorithms arduino arduino-library arduino-platform cpp data-processing data-structures filters moving-average pio platformio

Last synced: 12 Apr 2025

https://github.com/hexogen/kdtree

PHP K-D Tree implementation with file system binary index

algorithms cache data-structures index kd-tree multidimensionality search-algorithm

Last synced: 14 Jan 2026

https://github.com/liyupi/free-algorithm-learning

算法导航，免费的可视化算法学习神器！通过交互式动画带你掌握常见数据结构（二叉树、链表、栈、队列、图）和算法（排序、搜索、动态规划、贪心）。提供保姆级算法学习路线图和详细教程，支持Java、Python、JavaScript、Go、C++等多语言实现。可自定义输入数据，实时观察算法执行过程，配套LeetCode练习题。告别抽象难懂的传统学习方式，完美应对算法面试。从入门到高阶，让算法学习变得简单、直观、有趣！

algorithm algorithms computer-science data-structures dynamic-programming interview-preparation interview-questions java javascript leetcode python sorting-algorithms

Last synced: 07 Oct 2025

https://github.com/asankov/cs50

This repository contains all the exercises from the CS50 course on edx.com

algorithms c computer-science cs50 data-structures edx ios ios-app python swift

Last synced: 28 Jul 2025

https://github.com/alonsodomin/haskell-schema

A library for describing Haskell data types and obtain free generators, JSON codecs, pretty printers, etc.

data-structures haskell haskell-library higher-order json quickcheck schema

Last synced: 15 Mar 2026

https://github.com/dengbocong/algorithm

数据结构算法的整理讲解，含Java/Python版本

acm algorithms cpp data-structures java leetcode oj python

Last synced: 15 Apr 2025

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

Necmettin Erbakan University - Data Structures (C-C++)

c cpp data-structures linked-list object-oriented-programming oop structure

Last synced: 15 Apr 2025

https://github.com/leopeng1995/acplusplus

积累的算法代码库。

acm-icpc algorithm data-structures interview

Last synced: 25 Jun 2025

https://github.com/nkh/p6-data-dump-tree

Renders data structures in a tree fashion

data-structures dumper perl6 renderer tree

Last synced: 02 May 2025

https://github.com/innofang/algo-set

🎈 LeetCode solution collection, data structures and algorithm practice.

algorithm algorithm-practice data-structures graph leetcode leetcode-solutions search sort tree

Last synced: 09 Aug 2025

https://github.com/websemantics/lolviz.js

A faithful (albeit optimized) port of Terence Parr List of Lists Visualization library, https://github.com/parrt/lolviz from Python to Javascript.

data-structures graphviz visualization

Last synced: 09 Apr 2025

https://github.com/stefano-meschiari/dictr

A better dictionary class for R.

data-structures dictionary r

Last synced: 20 Aug 2025

https://github.com/das-jishu/data-structures-basics-leetcode

Basic problems + solutions on data structures and algorithms grouped by category. It also has an ever-growing collection of Leetcode problems and solutions.

algorithms algorithms-and-data-structures code coding coding-interview coding-interviews data-structures data-structures-algorithms data-structures-and-algorithms problem-solving

Last synced: 12 Aug 2025

https://github.com/devmeremenko/coding-challenges

Coding challenges, algorithms, and data structures

algorithms coding-challenges courses data-structures datastructures

Last synced: 14 Apr 2025

https://github.com/devinleamy/ccc-solutions

Canadian Computing Competition (CCC) problem solutions

algorithms canadian-computing-competition data-structures

Last synced: 11 Apr 2025

https://github.com/ash-codes18/lpu-colab-cpp-dsa-soln

Solutions to the coding problems of CPP ( CSE-202 ) and DSA ( CSE-205 ) on the Lpu Colab ( iamneo ) platform.

2nd-year 3rd-semester algorithms codingplatform cpp data-structures dsa iamneo iamneosolutions lovely-professional-university lpu lpucolab lpucolabsolutions solutions

Last synced: 12 Aug 2025

https://github.com/prathimacode-hub/Learn-Python-For-Beginners

This repository helps you in gaining the basic knowledge of python in a simplified way. It has everything for you to get started with Python from complete scratch. Be a pythonista. 🚀🙌

algorithms-and-data-structures beginner-friendly beginners-guide beginners-tutorial-series data-structures datastructures-algorithms github learning-python opensource portfolio project python python3 tutorials

Last synced: 17 Apr 2025

https://github.com/smv1999/py_dsa

The py_dsa package contains all the data structures and algorithms implementations

algorithms data-structures dsa hacktoberfest pip programming pypi pypi-package python

Last synced: 16 Feb 2026

https://github.com/jakewhiteley/php-sets

A implementation of a Java-like Set data structure for PHP. A Set allows storage of any value without duplicates which can be iterated in insertion order.

data-structures insertion-order php php-sets sets unique-values

Last synced: 23 Apr 2025

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

Find any Algorithms and Data Structure implemented in C/C++ here!

algorithms algorithms-and-data-structures beginner data-structures

Last synced: 15 Apr 2025

https://github.com/azl397985856/cf

Codeforces Solutions: A Record of My Problem Solving Journey.( Codeforces题解，记录自己的Codeforces解题之路。)

algorithms codeforces data-structures python python3

Last synced: 24 Mar 2025

https://github.com/zolex/vom

Versatile Object Mapper for PHP. Map arbitrary data to strictly typed models using attributes.

data-structures hydration mapping normalization transformation

Last synced: 27 Feb 2026

https://github.com/cloudflare/entropy-map

Low-latency hash map using minimal perfect hash functions and compact encoding.

data-structures hash-map mphf

Last synced: 17 Mar 2026

https://github.com/nvzqz/byte-set-rs

Efficient sets of bytes for Rust

bytes data-structures maps rust sets

Last synced: 16 Jul 2025

https://github.com/okeuday/varpool

Erlang Process Pools as a Local Variable

data-structures erlang erlang-process-pool

Last synced: 25 Mar 2025

https://github.com/oliwierptak/popo

POPO - plain old PHP object. Generate Data Structures / Data Transfer Objects from a schema.

builder data-structures data-transfer-object generator php pojo popo popo-objects schema-configuration schema-files schema-inheritance yaml-configuration

Last synced: 23 Jun 2025

https://github.com/ab-noori/data-structures-and-algorithms

This repository features daily solutions for Algorithm and Data Structure problems, employing various programming languages and presenting diverse approaches to problem-solving.

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

Last synced: 23 Mar 2025

https://github.com/sile/splay_tree

Splay Tree based Collections (e.g., Map, Set, Heap) Library for Rust

data-structures rust splaytrees

Last synced: 11 Apr 2025

https://github.com/szymon-budziak/algorithms_and_data_structures_course_agh

Solutions from Algorithms and Data Structures course at AGH University of Krakow. Please leave a star if it helped You ⭐

algorithm algorithms algorithms-and-data-structures data-structures python3

Last synced: 11 Apr 2025

https://github.com/wbolster/sanest

sane nested dictionaries and lists for python

data-structures json nested python

Last synced: 29 Jul 2025

https://github.com/duboviy/algoholic

:game_die: A sandbox for trying out algorithms from the coursera Princeton and Stanford courses, leetcode and codility

algorithm algorithms computer-science data-structures

Last synced: 07 Sep 2025

Data structures Awesome Lists
awesome-leetcode-resources 79 best-of-python 715 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 Data-Structures-Algorithms-Python 80 Algorithms-and-Data-Structures 47 data-structures-in-open-source 31 awesome-nodejs-pure-js 96 awesome-interview 74 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 144 Database 130 Web Frameworks 107 Third-party APIs 105 Miscellaneous 101 ✅ Algorithms 93 Exercises 92 Networking 89 Testing 89 Command Line 87 Websites 86 Configuration 83 Data Pipelines & Streaming 82 命令行工具 80 Data Structures and Algorithms 76 ✅ Data Structures 75 Machine Learning 75