File Extension Library

.VSL File Extension

  • Developer by: Microsoft
  • Category: Plugin Files
  • Format: Binary

What is an .VSL file?

.VSL file extension is created by Microsoft. .VSL has been classified as Plugin Files. The format of .VSL file is Binary.

.VSL is Visio Add-on

Addon, or library, file used by Microsoft Visio, a business diagramming application; saves software components that extend the functionality of the program; typically created and distributed by third-party developers.

NOTE: VSL files are actually .DLL files that are specifically configured to run with Visio.

List of all softwares that can open the Visio Add-on
Microsoft Visio 2016
File Type 2:

Velocity Template File

Developer by: Apache Category: Developer Files Format: Text

Developer file used by Velocity, a Java template engine used to auto-generate text and source code; contains text as well as statements written in the Velocity Template Language (VTL); often used for generating Web page source code.

Velocity enables data from a Java program to be merged with a Velocity template to produce an output text file. For example, an HTML file that is a Velocity template may have an unpopulated table that is populated with data when run with a Java program using Velocity.

NOTE: Velocity templates more commonly use the .VM extension.

List of all softwares that can open the Velocity Template File
Apache Velocity
Apache Velocity
Apache Velocity

How to Open .VSL file on different platforms

Open .VSL File on Windows

  • Right-click a .VSL
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .VSL file and Select check box "Always use this app to open .VSL files" Press "Ok"

Open .VSL File on Mac

  • Right-click (or Ctrl + Left-click) the .VSL file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .VSL File on Linux

Right click on the .VSL file, choose "Open with" and select a program from the list above

Open .VSL File on iPhone

Select a file. If you don't see an application to open the .VSL file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .VSL File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .VSL files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .VSL files

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