GitHub Metrics - Customize your profile with various plugins and metrics
Github Profile Visualizer - Tool for visualizing GitHub profiles
Cube.js - An open source framework to add customer-facing analytics to any application.
GitHub Personal Website Generator - Generate a personal website based on GitHub contributions
Waydev - Waydev analyzes your codebase from Github, Gitlab, Azure DevOps & Bitbucket to help you bring out the best in your engineers work.
Refined GitHub - Browser extension that makes GitHub cleaner & more powerful