Admidio is a free open source user management system for websites
An open-source Identity and Access Management (IAM)
Next-gen identity server with Ory-hardened authentication
Use GitHub teams to manage system user accounts and authorized_keys
Create a centralized Authentication and Authorization token server
Authorization, Authentication and User Management library
IDaaS/IAM solution that can Auth to web and mobile applications
Built for enterprise level and highly customized websites
Sita Access Manager (SAM) is php based Login System.
Free and Open Source Web Sites Builder
Weblooker monitors serveral services on multiple systems for their sta