# Provisioning modes

- [Introduction to GitLab provisioning modes](/sonarqube-server/instance-administration/authentication/gitlab/provisioning-modes/introduction.md): Overview of the GitLab authentication's provisioning modes.
- [Just-in-Time provisioning](/sonarqube-server/instance-administration/authentication/gitlab/provisioning-modes/just-in-time.md): With the Just-in-Time (JIT) provisioning mode, user accounts are automatically created in SonarQube Server when GitLab users log in for the first time.
- [Automatic provisioning](/sonarqube-server/instance-administration/authentication/gitlab/provisioning-modes/automatic.md): With GitLab automatic provisioning mode, you can benefit from automatic user provisioning, deprovisioning and synchronization of groups and permissions in SonarQube Server.