About organization membership→
You can become a member of an organization to collaborate with coworkers or open-source contributors across many repositories at once.
Accessing an organization→
To access an organization that you're a member of, you must sign in to your personal user account.
Viewing people's roles in an organization→
You can view a list of the people in your organization and filter by their role. For more information on organization roles, see "Permission levels for an organization."
Publicizing or hiding organization membership→
If you'd like to tell the world which organizations you belong to, you can display the avatars of the organizations on your profile.
Removing yourself from an organization→
If you're an outside collaborator or a member of an organization, you can leave the organization at any time.