zulip/templates/zerver/help/include/how-to-invite-users-to-join.md

{start_tabs} {tab|require-invitations}

1. Configure allowed authentication methods. By default, Zulip allows logging in via email/password as well as various social authentication providers like Google, GitHub, GitLab, and Apple.

2. Invite users by sending out an email or sharing a reusable invite link. Note that on most Zulip servers (including Zulip Cloud), email invitations and reusable invitation links expire 10 days after they are sent.

{tab|allow-anyone-to-join}

1. Allow anyone to join without an invitation.

2. Share a link to your registration page, which is https://your-domain.zulipchat.com for Zulip Cloud organizations.

{end_tabs}