https://pcm.wordpress.org/plugins/tags/user-approval/
Plugins categorized as user approval | WordPress.org Nigerian Pidgin
as userpluginscategorizedapprovalwordpress
https://tailscale.com/docs/features/access-control/user-approval
User approval ยท Tailscale Docs
Review and approve new users before they can join your Tailscale network.
user approvaltailscaledocs
https://docs.getcollate.io/how-to-guides/data-governance/workflows/elements/nodes/user-approval-task
Governance Workflows - User Approval Task - Collate Documentation
Route approval tasks to reviewers with thresholds for approvals and rejections to continue governance workflows.
user approvalgovernanceworkflowstaskcollate