SQL Embedded Manager, is a light-weight implementation of the SSMS.
The SQL Embedded Manager, is a Windows Forms light-weight implementation of the Microsoft SQL Server Management Studio, focused to supporting only all the embedded databases engines (for example, Sql Server Compact Edition, SQLite and Firebird).
SSDM (formerly SqlceViewer) is a database management studio for universal databases.Includes : MySql,Access,SqlServer,Excel,SqlCe,SqlLite,Firebird.etc.