Extension Manager 1.5 was available as a free download on our software library. This program is an intellectual property of Systems Technology Group. The program lies within System Utilities, more precisely System Optimization. Ext.exe, Extension Manager.exe or STGExtensionManager.exe are the frequent file names to indicate the Extension Manager installer. The most popular versions among Extension Manager users are 1.7, 1.5 and 1.0.
From the developer:
This system management/analyzing tool helps you to take a deep look into the Windows registry and to assign files with programs the way *you* prefer.
You may want to check out more software, such as DMXzone Extension Manager, Adobe Extension Manager CC or OLAP PivotTable Extensions, which might be related to Extension Manager.
Plugins & Addons
System Tools