Leetcode Explained

Enhance Leetcode with AI-generated solutions, video explanations, and smart features.
100% free and open source.

🚀 Key Features

Code Solutions
Ready-to-use solutions in Python, Java, C++, and JavaScript.
Video Explanations
Top 5 YouTube videos from popular coding channels.
Company Tags
See which companies frequently ask each question.
AI Assistant
- Generate optimized solutions using problem description and examples
- Get time & space complexity analysis of your code
- Powered by Amazon's Nova Micro v1 (better model coming soon!)
- No API key required
Interview Mode
Hide examples and difficulty to simulate real interviews.
Problem Ratings
- Numerical difficulty scores (1000–3000) for ~25% of problems
- Auto theme matching with Leetcode's light/dark mode

Clone the repo

git clone https://github.com/zubyj/leetcode-explained.git
cd leetcode-explained
npm install && tsc

Now you're ready to test features and contribute!

Open any Leetcode problem
Go to the Description or Solutions tab to see:
- Code solutions + videos
- Company tags
- Problem ratings
For AI features (requires pinned extension):
- Click "Analyze Code" for time/space complexity
- Click "Fix Code" for AI-generated solutions

We welcome contributions! See CONTRIBUTING.md for guidelines.

Licensed under the MIT License.