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Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Python 325,613 53,051 Updated Nov 3, 2025

Interview questions

Java 11,222 5,171 Updated Jul 31, 2024

📓Solutions to Introduction to Algorithms

C++ 9,583 2,735 Updated Oct 15, 2023

Repository to store sample python programs for python learning

Jupyter Notebook 7,214 16,882 Updated Jul 24, 2025

180+ Algorithm & Data Structure Problems using C++

C++ 6,096 1,338 Updated Feb 6, 2024

Cracking the Coding Interview 6th Ed. Python Solutions

Python 5,159 1,867 Updated Sep 12, 2023

No non-sense and no BS repo for how data structure code should be in Python - simple and elegant.

Python 3,018 627 Updated Apr 6, 2024

450-DSA helps you track your progress in solving 400+ DSA questions and keeps you engaging based on DSA-Cracker Sheet ⚡

JavaScript 1,714 330 Updated Mar 1, 2024

This tutorial playlist covers data structures and algorithms in python. Every tutorial has theory behind data structure or an algorithm, BIG O Complexity analysis and exercises that you can practic…

Jupyter Notebook 1,365 1,602 Updated Jun 30, 2024

SunPy - Python for Solar Physics

Python 981 631 Updated Nov 6, 2025

Collection of Open Source Events and Hackathon's on a monthly basis. Contribute with us by just opening an issue or PR😉. For contribution in webpage please visit https://github.com/Catalyst-SMVD/Op…

685 128 Updated Oct 10, 2022

Repository for the EinsteinPy core package 🚀

Python 664 228 Updated Jun 25, 2024

Data Structure Libraries and Algorithms implementation

C++ 642 66 Updated Aug 13, 2023

C++ STL Cheat Sheets.

580 194 Updated Oct 1, 2020

My implementation of 85+ popular data structures and algorithms and interview questions in Python 3 and C++

Python 329 136 Updated Oct 5, 2020
Java 266 142 Updated May 15, 2021

Notes for C++ Deep Dive Course on Udemy by Abdul Bari.

C++ 186 78 Updated Oct 31, 2021

A collection of useful data structures and algorithms for competitive programming.

C++ 161 31 Updated Jul 6, 2025
Python 142 90 Updated Oct 26, 2019

A flight booking Django application written in Python, HTML, CSS & JavaScript.

HTML 75 54 Updated Feb 4, 2023

LookML Generator for Glean and Mozilla Data

Python 22 18 Updated Nov 4, 2025

📸 Realtime Fullstack Instagram Clone - Omnistack 7

JavaScript 20 5 Updated Jan 4, 2023

React client interfaces with a simple Ethereum smart contract

JavaScript 12 4 Updated Jan 4, 2023

Test-driven software solutions to the daily coding challenge received in my mail box. Apparently, these are interview questions. New addition is usually pushed as file denoted 'codechallenge-###.py…

Python 6 3 Updated Jun 25, 2024

A Site for myself

TypeScript 5 Updated Oct 21, 2025

commit

Java 3 3 Updated Aug 5, 2021

This is a web app to fill slambooks and see them.

CSS 2 Updated Aug 23, 2020

A Simple Blog app With Django ( CRUD ) Implemented

Python 2 1 Updated Jun 26, 2019

Bicycle booking website using JavaScript & HTML-CSS

JavaScript 1 1 Updated May 21, 2024
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