File Extension Library


.ADDIN File Extension

  • Developer by: Microsoft
  • Category: Developer Files
  • Format: XML

What are .ADDIN files and how to open them?

Can't open .ADDIN file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .ADDIN file.

What is a .ADDIN file extension?

.ADDIN file extension is created by Microsoft. .ADDIN has been classified as Developer Files. The format of .ADDIN file is XML.

.ADDIN is Visual Studio Add-in Definition File

Add-in definition file created by Microsoft Visual Studio, a Windows software development IDE; generated automatically when a new add-in project is created using the Add-In Wizard; contains data used to display the add-in information when using Visual Studio's Add-In Manager component.

ADDIN files are required in order to register new add-ins in the Add-In Manager. They are typically saved in the folder that was created for the add-in project. ADDIN files are saved using XML formatting.

List of all softwares that can open the Visual Studio Add-in Definition File
Windows
Microsoft Visual Studio 2017

How to fix problems with .ADDIN files

  1. You need to update the application that you normally use to open .ADDIN files. Only the latest version of the software supports the current .ADDIN file format
  2. You need to check the .ADDIN file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)