.DSR

.DSR file extension

This is the basic program to work with .DSR extension

Microsoft Visual Basic

Microsoft Visual BasicVisual Basic Designer Module

Visual Studio is extensible by nature, ultimately consisting of a core "shell" that implements all commands, windows, editors, project types, languages, and other features through dynamically loadable modules called "packages".[19][20] Microsoft encourages and fosters third party partners to create modules for Visual Studio via the free VSIP program. However, according to Dan Fernandez, Microsoft "made a business decision to not allow 3rd party extensibility in Express"... (more)

The program works with the following extensions: vbz, bas, cls, ctl, dob, dsr, frm, pag, vbg and vbp

.DSR extension is also supported by the following programs:

Microsoft Visual Studio Enterprise Edition

Microsoft Visual Studio Enterprise EditionVisual Basic Designer Module

An application development kit with several handy utilities uncluded.
Visual Basic Professional SP

Visual Basic Professional SPVisual Basic Designer Module

Microsoft Visual Studio Professional Edition

Microsoft Visual Studio Professional EditionVisual Basic Designer Module

It lets developers create applications across the web, cloud, and devices.
Microsoft Visual Basic for Applications SDK

Microsoft Visual Basic for Applications SDKVisual Basic Designer Module

Microsoft Visual Studio Edición empresarial (Español)

Microsoft Visual Studio Edición empresarial (Español)Visual Basic Designer Module