AWS Mainframe Modernization Service (Managed Runtime Environment experience) is no longer open to new customers. For capabilities similar to AWS Mainframe Modernization Service (Managed Runtime Environment experience) explore AWS Mainframe Modernization Service (Self-Managed Experience). Existing customers can continue to use the service as normal. For more information, see [AWS Mainframe Modernization availability change](https://docs.aws.amazon.com/m2/latest/userguide/mainframe-modernization-availability-change.html).

# AWS Transform for mainframe Blusam Administration Console
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The Blusam Administration Console (BAC) is a secure web-application for handling Blusam data sets. This guide covers the BAC user interface. For remote management through REST endpoints, see [Blusam application console REST endpoints](ba-endpoints-bac.md).

**Topics**
+ [Deploying the BAC](bac-deployment.md)
+ [Using the BAC](bac-usage.md)
+ [LISTCAT JSON format](ba-shared-bac-listcat-json-format.md)