What are some alternatives?
When comparing Atlassian Crowd and FusionAuth, you can also consider the following products
Okta - Enterprise-grade identity management for all your apps, users & devices
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
OneLogin - On-demand SSO, directory integration, user provisioning and more
LoginRadius - Loginradius is a cloud-based customer identity and access management platform. LoginRadius empowers businesses to deliver a delightful customer experience without compromising security.
Google Cloud IAM - Google Cloud Identity & Access Management (IAM) lets administrators authorize who can take action on specific resources, giving you full control and visibility to manage cloud resources centrally.
Keycloak - Open Source Identity and Access Management for modern Applications and Services.