You can use the Google Cloud console to create and manage aggregate column families for your Bigtable tables.

You can use Google Cloud Data Agent Kit to browse Bigtable instances and tables, design schemas, and run GoogleSQL queries from your IDE or coding agent.

This feature is generally available (GA). For more information, see Data Agent Kit is now GA: Bring Google Data Cloud to any coding agent.

You can use the Google Cloud console to create and manage protobuf schemas (schema bundles) for your Bigtable tables.

You can also view schema bundle definitions in Bigtable Studio. This feature is generally available (GA). For more information, see Create and manage protobuf schemas.