GitHub, Inc. is a subsidiary of Microsoft which provides hosting for software development and version control using Git. It offers the distributed version control and source code management (SCM) functionality of Git, plus its own features. It provides access control and several collaboration features such as bug tracking, feature requests, task management, continuous integration and wikis for every project.

• Git Reference
• LearnGitBranching - An interactive Git visualization to challenge and educate!
• A Visual Git Reference - Mark Lodato
• Programming Community Curated Resources for Learning Git
• Conversational Git
• Git From The Bottom Up (PDF)
• Git Immersion
• Git internals - Scott Chacon (PDF)
• Git In The Trenches
• Git Magic
• Git Pocket Guide - Richard E. Silverman
• Git Succinctly, Syncfusion (PDF, Kindle) *(Just fill the fields with any values) *
• git - the simple guide
• Git Workflows
• GitHub Cheat Sheet - Tim Green (Markdown) * * *
• Learn Git - Learn Version Control with Git - Tobias Günther
• Pro Git - Scott Chacon
• Pro Git Reedited - Jon Forrest
• Think Like (a) Git: A Guide for the Perplexed
• Git Commands - App cross-platform - Mário Rodeghiero
• GitKraken - Cross-platform git visualizer
• Pro Git Online Book
• Git Ready
• Quick Command Practice
• Git Real
• Teach Github
• Git: The Simple Guide
• Git Immersion
• Git Branching
• git-extra-commands - A collection of helper scripts for git.
• How to Get More Out of Your Git Commit Message

• GitHub Cheat Sheet - A list of cool features of Git and GitHub.
• GitHub Education
• Try Git
• Practice-Git - Here we learn all things Git.
• Github Archive
• Github Cheatsheet
• Github Contributions Generator
• Github Friction tool
• Github Hall of Fame
• Github Improve Git CLI
• Github Most active languages
• Github Popular conventions
• Github Repository Collaborators sorted by contributions
• Github Top Users
• Github URL Shortener
• Github Analytics
• GitHub Analytics for Open-Source
• GitHub Trending Repos - Follow new trending repositories in your favorite programming language via GitHub notifications.
• CoderStats - View statistics for GitHub users and organizations.

• Emoji - All of the emoji supported on GitHub pull requests, issues, comments, commit messages, markdown files, etc.
• Emoji Cheat Sheet - Emoji emoticons listed on this page are supported on GitHub.
• Emoji Searcher - Emoji finder.
• emoji - Easiest way to find the emoji that echoes your mind.
• GitHub Emoji - gist list.

• Markdown Cheatsheet
• Markdown Here Cheatsheet
• Learn Markdown (PDF) (EPUB) (MOBI) - GitBookIO, Sammy P., Aaron O.

• lists - The definitive list of (awesome) lists curated on GitHub.
• lologl - List of Lists of GitHub Lists.
• ListOfGithubLists - List of GitHub lists.