> For the complete documentation index, see [llms.txt](https://fusionauth.io/docs/llms.txt)

# Migrate posts

[The True Cost of Authentication: Why Your 'Free' Solution Could Cost You $213K](https://fusionauth.io/blog/migrate-from-keycloak.md)

*   [Compare](https://fusionauth.io/blog/category/compare.md)

### [The True Cost of Authentication: Why Your 'Free' Solution Could Cost You $213K](https://fusionauth.io/blog/migrate-from-keycloak.md)

Here's a story that might sound familiar: You're evaluating authentication platforms, and Keycloak catches your eye. Zero licensing fees. Open source....

[Brad McCarty](https://fusionauth.io/blog/author/brad-mccarty.md)

July 7, 2025