The 5-user limit is applicable only to users of the Free tier of the GitLab.com SaaS offering in a top-level group with private visibility. These changes do not apply to users of the Free tier of the GitLab.com SaaS offering in a public top-level group, paid tiers, the Free tier of the self-managed offering and community programs, including GitLab for Open Source, GitLab for Education, and GitLab for Startups users. Learn more here.