Just as the name, it's an data access component. It provides a library of classes and a tool, using it in .net project can make data accessing more easily.

mojoPortal is an extensible, cross database, mobile friendly, web content management system (CMS) and web application framework written in C# ASP.NET.

Mono compatible .NET/C# library with set of primitives to work with table, queue and block containers with corresponding implementations for Amazon SimpleDB, SQS and S3. Additionally includes local machine (file system and SQLite) implementations to enable debugging and testing.