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