Importing source code to GitHub
You can import repositories to GitHub using GitHub Importer, the command line, or external migration tools.
About GitHub Importer
If you have source code in Subversion, Mercurial, Team Foundation Version Control (TFVC), or another Git repository, you can move it to GitHub using GitHub Importer.
Importing a repository with GitHub Importer
If you have a project hosted on another version control system, you can automatically import it to GitHub using the GitHub Importer tool.
Updating commit author attribution with GitHub Importer
During an import, you can match commits in your repository with the GitHub account of the commit author.
Importing a Git repository using the command line
If GitHub Importer is not suitable for your purposes, such as if your existing code is hosted on a private network, then we recommend importing using the command line.
Adding an existing project to GitHub using the command line
Putting your existing work on GitHub can let you share and collaborate in lots of great ways.
Source code migration tools
You can use external tools to move your projects to GitHub.