VSL File Extension

The VSL file extension was created by Microsoft and is also known as the Visio Add-on. VSL is classified as a Plugin Files and This file is saved in a binary format, which requires a specific program to read its contents. You can open VSL files in Apache Velocity program.

Visio Add-on File Type

Visio Add-on File Type
Extension .vsl
Developer Microsoft
Popularity 5.0 (2 Votes)
Mime Type mime-type/not.available
Default Program Apache Velocity
Category Plugin Files
Format Binary
Updated 6/1/2025

What is a VSL File Type?

VSL files are .DLL files that are specifically configured to work with Visio.

Free Online VSL Tools & Apps

Access powerful and secure free online VSL tools to convert, view, edit, merge, split, and compare VSL files — all without installing any software. Our tools support the .VSL (Visio Add-on) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your VSL files directly from your device with ease.

VSL Files Common Issues

There are few common issues with the Visio Add-on .VSL=10906 File Extensions while opening the .VSL=10906 files on Windows and MacOs, we have solution to those issues such as:

Can't Open VSL Files?

  1. You must have supported software programs installed for Visio Add-on on your system such as Apache Velocity.
  2. Associate default Apache Velocity Apache Velocity program for *.vsl (Visio Add-on) files.

    Associate VSL Default Program on Windows
    1. Right-click a *.VSL (e.g example.vsl) file and click Open With.
    2. In the Open with dialog box, click Apache Velocity Apache Velocity program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .vsl files.

    Associate VSL Default Program on MacOs
    1. Click *.VSL (e.g example.vsl) file and click information -> Open With.
    2. In the programs list, click Apache Velocity Apache Velocity program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .Apache Velocity extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related VSL File Extensions

VSL default file extension is .VSL and other similer related extensions are:

All Platform Software Programs for VSL File Extension

List of all softwares that can open the VSL files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open VSL File on Windows

Software License Developer
Apache Velocity image. Apache Velocity 000 for Windows Free Apache Velocity
Microsoft Visio image. Microsoft Visio 2019 for Windows Commercial Microsoft

MacOs logo image - FileProInfo.comOpen VSL File on Mac OS

Software License Developer
Apache Velocity image. Apache Velocity 000 for MacOs Free Apache Velocity

Linux logo image - FileProInfo.comOpen VSL file on Linux

Software License Developer
Apache Velocity image. Apache Velocity 000 for Linux Free Apache Velocity

Website logo image - FileProInfo.comOpen VSL file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen VSL file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen VSL file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

VSL file extension icon image.About VSL - Visio Add-on

FileProInfo is to help you understand about the Visio Add-on with *.VSL suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for VSL. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for VSL, please let us know.

Updated 6/1/2025