1.jwasham / coding-interview-university
A complete computer science study plan to become a software engineer.
+19,974 stars
from 343,672 · score 9.90
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
67 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.krahets / hello-algo
《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现
+7,194 stars
from 124,657 · score 8.88
3.TheAlgorithms / Python
All Algorithms implemented in Python
+6,573 stars
from 219,180 · score 8.79
4.yangshun / tech-interview-handbook
Curated coding interview preparation materials for busy software engineers
+4,650 stars
from 138,538 · score 8.44
5.QuantConnect / Lean
Lean Algorithmic Trading Engine by QuantConnect (Python, C#)
+3,729 stars
from 18,607 · score 8.22
6.CyC2018 / CS-Notes
:books: 技术面试必备基础知识、Leetcode、计算机操作系统、计算机网络、系统设计
+3,372 stars
from 183,037 · score 8.12
7.zhanwen / MathModel
研究生数学建模，本科生数学建模、数学建模竞赛优秀论文，数学建模算法，LaTeX论文模板，算法思维导图，参考书籍，Matlab软件教程，PPT
+2,409 stars
from 9,998 · score 7.79
8.trekhleb / javascript-algorithms
📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings
+2,034 stars
from 194,680 · score 7.62
9.youngyangyang04 / leetcode-master
《代码随想录》LeetCode 刷题攻略：200道经典题目刷题顺序，共60w字的详细图解，视频难点剖析，50余张思维导图，支持C++，Java，Python，Go，JavaScript等多语言版本，从此算法学习不再迷茫！🔥🔥 来看看，你会发现相见恨晚！🚀
+1,899 stars
from 60,870 · score 7.55
10.TheAlgorithms / Java
All Algorithms implemented in Java
+1,659 stars
from 65,043 · score 7.41
11.AtsushiSakai / PythonRobotics
Python sample codes and textbook for robotics algorithms.
+1,596 stars
from 29,243 · score 7.38
12.DedSecInside / TorBot
Dark Web OSINT Tool
+1,155 stars
from 4,003 · score 7.05
13.algorithm-visualizer / algorithm-visualizer
:fireworks:Interactive Online Platform that Visualizes Algorithms from Code
+1,095 stars
from 48,276 · score 7.00
14.TheAlgorithms / C-Plus-Plus
Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.
+979 stars
from 33,862 · score 6.89
15.kdn251 / interviews
Everything you need to know to get the job.
+950 stars
from 64,583 · score 6.86
16.huihut / interview
📚 C/C++ 技术面试基础知识总结，包括语言、程序库、数据结构、算法、系统、网络、链接装载库等知识及面试经验、招聘、内推等信息。This repository is a summary of the basic knowledge of recruiting job seekers and beginners in the direction of C/C++ technology, including language, program library, data structure, algorithm, system, network, link loading library, interview experience, recruitment, recommendation, etc.
+795 stars
from 37,481 · score 6.68
17.donnemartin / interactive-coding-challenges
120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.
+717 stars
from 31,237 · score 6.58
18.tangyudi / Ai-Learn
人工智能学习路线图，整理近200个实战案例与项目，免费提供配套教材，零基础入门，就业实战！包括：Python，数学，机器学习，数据分析，深度学习，计算机视觉，自然语言处理，PyTorch tensorflow machine-learning,deep-learning data-analysis data-mining mathematics data-science artificial-intelligence python tensorflow tensorflow2 caffe keras pytorch algorithm numpy pandas matplotlib seaborn nlp cv等热门领域
+628 stars
from 12,829 · score 6.44
19.lnishan / awesome-competitive-programming
:gem: A curated list of awesome Competitive Programming, Algorithm and Data Structure resources
+584 stars
from 13,792 · score 6.37
20.mxgmn / WaveFunctionCollapse
Bitmap & tilemap generation from a single example with the help of ideas from quantum mechanics
+528 stars
from 24,939 · score 6.27
21.gyoogle / tech-interview-for-developer
👶🏻 신입 개발자 전공 지식 & 기술 면접 백과사전 📖
+487 stars
from 17,172 · score 6.19
22.trekhleb / homemade-machine-learning
🤖 Python examples of popular machine learning algorithms with interactive Jupyter demos and math being explained
+464 stars
from 24,381 · score 6.14
23.williamfiset / algorithms
A collection of algorithms and data structures
+399 stars
from 18,487 · score 5.99
24.TheAlgorithms / JavaScript
Algorithms and Data Structures implemented in JavaScript for beginners, following best practices.
+355 stars
from 33,926 · score 5.87
25.kth-competitive-programming / kactl
KTH Algorithm Competition Template Library (... eller KTHs AC-tillverkande lapp)
+293 stars
from 3,304 · score 5.68
26.azl397985856 / leetcode
LeetCode Solutions: A Record of My Problem Solving Journey.( leetcode题解，记录自己的leetcode解题之路。)
+278 stars
from 55,434 · score 5.63
27.keon / algorithms
Minimal examples of data structures and algorithms in Python
+273 stars
from 25,314 · score 5.61
28.halfrost / LeetCode-Go
✅ Solutions to LeetCode by Go, 100% test coverage, runtime beats 100% | LeetCode 题解
+231 stars
from 33,582 · score 5.45
29.Turfjs / turf
A modular geospatial engine written in JavaScript and TypeScript
+204 stars
from 10,323 · score 5.32
30.mapbox / earcut
The fastest and smallest JavaScript polygon triangulation library for your WebGL apps
+190 stars
from 2,434 · score 5.25
31.Alinshans / MyTinySTL
Achieve a tiny STL in C++11
+168 stars
from 12,300 · score 5.13
32.attractivechaos / klib
A standalone and lightweight C library
+105 stars
from 4,637 · score 4.66
33.OpenGenus / cosmos
World's largest Contributor driven code dataset | Used in Quark Search Engine, @OpenGenus IQ, OpenGenus Visual Project
+90 stars
from 13,654 · score 4.51
34.mandliya / algorithms_and_data_structures
180+ Algorithm & Data Structure Problems using C++
+79 stars
from 6,093 · score 4.38
35.mapbox / supercluster
A very fast geospatial point clustering library for browsers and Node.
+73 stars
from 2,314 · score 4.30
36.greyireland / algorithm-pattern
Algorithm Patterns — the most scientific way to practice, the fastest path to an offer. You deserve it~ 算法模板，最科学的刷题方式，最快速的刷题路径，你值得拥有~
+72 stars
from 15,387 · score 4.29
37.apachecn / apachecn-algo-zh
ApacheCN 数据结构与算法译文集
+70 stars
from 11,092 · score 4.26
38.teivah / algodeck
An Open-Source Collection of Flash Cards to Help You Preparing Your Algorithms & Data Structures and System Design Interviews 💯
+62 stars
from 5,784 · score 4.14
39.anthonynsimon / bild
Image processing algorithms in pure Go
+54 stars
from 4,167 · score 4.01
40.fragglet / c-algorithms
A library of common data structures and algorithms written in C.
+48 stars
from 3,569 · score 3.89
41.tboox / tbox
🎁 A glib-like multi-platform c library
+42 stars
from 5,090 · score 3.76
42.mostafa-saad / ArabicCompetitiveProgramming
The repository contains the ENGLISH description files attached to the video series in my ARABIC algorithms channel.
+42 stars
from 1,645 · score 3.76
43.ZigRazor / CXXGraph
Header-Only C++ Library for Graph Representation and Algorithms
+40 stars
from 698 · score 3.71
44.bobluppes / graaf
A general-purpose lightweight C++ graph library
+40 stars
from 385 · score 3.71
45.life4 / textdistance
📐 Compute distance between sequences. 30+ algorithms, pure python implementation, common interface, optional external libs usage.
+34 stars
from 3,512 · score 3.56
46.immunogenomics / harmony
Fast, sensitive and accurate integration of single-cell data with Harmony
+34 stars
from 643 · score 3.56
47.crossoverJie / JCSprout
👨🎓 Java Core Sprout : basic, concurrent, algorithm
+32 stars
from 26,762 · score 3.50
48.BcryptNet / bcrypt.net
BCrypt.Net - Bringing updates to the original bcrypt package
+24 stars
from 975 · score 3.22
49.indy256 / codelibrary
:gem:Collection of algorithms and data structures
+21 stars
from 2,004 · score 3.09
50.ljvmiranda921 / pyswarms
A research toolkit for particle swarm optimization in Python
+21 stars
from 1,380 · score 3.09
51.ra1028 / DifferenceKit
💻 A fast and flexible O(n) difference algorithm framework for Swift collection.
+20 stars
from 3,648 · score 3.04
52.Morwenn / cpp-sort
Sorting algorithms & related tools for C++
+17 stars
from 703 · score 2.89
53.tdebatty / java-string-similarity
Implementation of various string similarity and distance algorithms: Levenshtein, Jaro-winkler, n-Gram, Q-Gram, Jaccard index, Longest Common Subsequence edit distance, cosine similarity ...
+14 stars
from 2,727 · score 2.71
54.soapyigu / LeetCode-Swift
Solutions to LeetCode by Swift
+11 stars
from 4,935 · score 2.48
55.shady831213 / algorithms
CLRS study. Codes are written with golang.
+10 stars
from 832 · score 2.40
56.ZacharyPatten / Towel
Throw in the towel.
+9 stars
from 771 · score 2.30
57.Project-Platypus / Platypus
A Free and Open Source Python Library for Multiobjective Optimization
+8 stars
from 646 · score 2.20
58.viniciussanchez / bcrypt
BCrypt is a password hashing function
+6 stars
from 219 · score 1.95
59.huandu / xstrings
Implements string functions widely used in other languages but absent in Go.
+4 stars
from 1,408 · score 1.61
60.choojs / nanomorph
🚅 - Hyper fast diffing algorithm for real DOM nodes
+4 stars
from 746 · score 1.61
61.timsort / cpp-TimSort
A C++ implementation of timsort
+4 stars
from 315 · score 1.61
62.ehmicky / wild-wild-path
🤠 Object property paths with wildcards and regexps 🌵
+3 stars
from 724 · score 1.39
63.samchon / tstl
TypeScript-STL (Standard Template Library, migrated from C++)
+2 stars
from 627 · score 1.10
64.tonytonyjan / jaro_winkler
Ruby & C implementation of Jaro-Winkler distance algorithm which supports UTF-8 string.
+2 stars
from 221 · score 1.10
65.quantium-ai / patternity
Stock price prediction using a deterministic algorithm inspired by LSTM, focusing on pattern recognition in historical data.
+2 stars
from 13 · score 1.10
66.ra1028 / DiffableDataSources
💾 A library for backporting UITableView/UICollectionViewDiffableDataSource.
+1 stars
from 857 · score 0.69
67.100 / Solid
🎯 A comprehensive gradient-free optimization framework written in Python
+1 stars
from 582 · score 0.69