You can add users as collaborators to your personal repository.
Repositories owned by an organization can grant more granular access. For more information, see "What are the different access permissions?"
- Ask for the username of the person you're inviting as a collaborator.
On GitHub Enterprise, navigate to the main page of the repository.
In the repository's right sidebar, click Settings.
In the left sidebar, click Collaborators.
- Under "Collaborators", start typing the collaborator's username.
- Select the collaborator's username from the drop-down menu.
- Click Add collaborator.