Now UI Kit - A beautiful Bootstrap 4 UI kit. Yours free.
Microsoft Azure Active Directory - Azure Active Directory is a comprehensive identity and access management cloud solution that provides a robust set of capabilities to manage users and groups and help secure access to applications including Microsoft online services like Office 365 …
Landing UI Kit - Handcrafted UI components for landing pages
oneall - OneAll Social Login is used by more than 250,000 websites worldwide, including small blogs, growing startups and large corporate enterprises.
Epic Pxls - UI kits, icons, templates, mockups and more, free
WSO2 Identity Server - WSO2 Identity Server efficiently undertakes the complex task of identity management across enterprise applications, services and APIs.