SaaS 1000 - Free exportable list of the fastest growing SaaS companies
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
Look at that SaaS - Inspiration and resources for SaaS founders
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
Pocket SaaS GlideApp - Quarterly earnings+SaaS metrics of public cloud companies
Okta - Enterprise-grade identity management for all your apps, users & devices