GitPrime - GitPrime uses data from any Git based code repository to give management the software engineering metrics needed to move faster and optimize work patterns.
GitHub Visualizer - Enter user/repo and see the project visually
Code Time - VS Code extension for automatic programming metrics
GHuser - Better GitHub profiles for everyone
Waydev - Waydev analyzes your codebase from Github, Gitlab, Azure DevOps & Bitbucket to help you bring out the best in your engineers work.
Octohunt - Search to find developers in your city on Github.