Chocolatey Community Coffee Break

Join the Chocolatey Team on our regular monthly stream where we discuss all things Community, what we do, how you can get involved and answer your Chocolatey questions.

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Chocolatey Product Spotlight

Join the Chocolatey Team on our regular monthly stream where we put a spotlight on the most recent Chocolatey product releases. You'll have a chance to have your questions answered in a live Ask Me Anything format.

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Announcing Chocolatey Central Management 0.10.0

Livestream from
Thursday, 06 October 2022

We recently released our largest update to Chocolatey Central Management so far. Join Gary and Steph to find out more about Chocolatey Central Management and the new features and fixes we've added to this release.

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Chocolatey and Intune Overview

Webinar Replay from
Wednesday, 30 March 2022

At Chocolatey Software we strive for simple, and teaching others. Let us teach you just how simple it could be to keep your 3rd party applications updated across your devices, all with Intune!

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Chocolatey For Business. In Azure. In One Click.

Livestream from
Thursday, 9 June 2022

Join James and Josh to show you how you can get the Chocolatey For Business recommended infrastructure and workflow, created, in Azure, in around 20 minutes.

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The Future of Chocolatey CLI

Livestream from
Thursday, 04 August 2022

Join Paul and Gary to hear more about the plans for the Chocolatey CLI in the not so distant future. We'll talk about some cool new features, long term asks from Customers and Community and how you can get involved!

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Hacktoberfest Tuesdays 2022

Livestreams from
October 2022

For Hacktoberfest, Chocolatey ran a livestream every Tuesday! Re-watch Cory, James, Gary, and Rain as they share knowledge on how to contribute to open-source projects such as Chocolatey CLI.

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Chocolatey Product Spotlight: Chocolatey 1.2.0 and Chocolatey Licensed Extension 5.0.0

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Thursday, 03 November 2022

Join Paul and Gary for this months Chocolatey product livestream where we look at the latest release of Chocolatey 1.2.0, Chocolatey Licensed Extension 5.0.0 and shine a spotlight on the new hook scripts functionality. This opens up so many possibilities for Chocolatey CLI users!

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Chocolatey Coding Livestream

Livestream from
Tuesday, 29 November 2022

Join Josh as he adds the ability to manage Chocolatey GUI config and features with the Chocolatey Ansible Collection.

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Introduction into Chocolatey with Veeam

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Tuesday, 13 December 2022

Join Gary, Paul, and Maurice as they introduce and demonstrate how to use Chocolatey! Questions will be answered live in an Ask Me Anything format.

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Downloads of v 1.5:


Last Update:

05 Dec 2016

Package Maintainer(s):

Software Author(s):

  • Scott Willeke


msi extract extraction install


This is not the latest version of LessMSI available.

  • 1
  • 2
  • 3

1.5 | Updated: 05 Dec 2016



Downloads of v 1.5:


Software Author(s):

  • Scott Willeke

LessMSI 1.5

This is not the latest version of LessMSI available.

  • 1
  • 2
  • 3

Some Checks Have Failed or Are Not Yet Complete

Not All Tests Have Passed

Validation Testing Passed

Verification Testing Passed


Scan Testing Resulted in Flagged:

This package was submitted (and approved) prior to automated virus scanning integration into the package moderation processs.

We recommend clicking the "Details" link to make your own decision on installing this package.

Learn More

Deployment Method: Individual Install, Upgrade, & Uninstall

To install LessMSI, run the following command from the command line or from PowerShell:


To upgrade LessMSI, run the following command from the command line or from PowerShell:


To uninstall LessMSI, run the following command from the command line or from PowerShell:


Deployment Method:


This applies to both open source and commercial editions of Chocolatey.

1. Enter Your Internal Repository Url

(this should look similar to

2. Setup Your Environment

1. Ensure you are set for organizational deployment

Please see the organizational deployment guide

2. Get the package into your environment

  • Open Source or Commercial:
    • Proxy Repository - Create a proxy nuget repository on Nexus, Artifactory Pro, or a proxy Chocolatey repository on ProGet. Point your upstream to Packages cache on first access automatically. Make sure your choco clients are using your proxy repository as a source and NOT the default community repository. See source command for more information.
    • You can also just download the package and push it to a repository Download

3. Copy Your Script

choco upgrade lessmsi -y --source="'INTERNAL REPO URL'" --version="'1.5'" [other options]

See options you can pass to upgrade.

See best practices for scripting.

Add this to a PowerShell script or use a Batch script with tools and in places where you are calling directly to Chocolatey. If you are integrating, keep in mind enhanced exit codes.

If you do use a PowerShell script, use the following to ensure bad exit codes are shown as failures:

choco upgrade lessmsi -y --source="'INTERNAL REPO URL'" --version="'1.5'" 

Write-Verbose "Exit code was $exitCode"
$validExitCodes = @(0, 1605, 1614, 1641, 3010)
if ($validExitCodes -contains $exitCode) {
  Exit 0

Exit $exitCode

- name: Install lessmsi
    name: lessmsi
    version: '1.5'
    state: present

See docs at

chocolatey_package 'lessmsi' do
  action    :install
  source   'INTERNAL REPO URL'
  version  '1.5'

See docs at

cChocoPackageInstaller lessmsi
    Name     = "lessmsi"
    Version  = "1.5"
    Source   = "INTERNAL REPO URL"

Requires cChoco DSC Resource. See docs at

package { 'lessmsi':
  ensure   => '1.5',
  provider => 'chocolatey',
  source   => 'INTERNAL REPO URL',

Requires Puppet Chocolatey Provider module. See docs at

4. If applicable - Chocolatey configuration/installation

See infrastructure management matrix for Chocolatey configuration elements and examples.

Package Approved

This package was approved as a trusted package on 05 Dec 2016.


LessMSI is a utility with a graphical user interface and a command line interface that can be used to view and extract the contents of an MSI file. For Windows.
Usage on the command line: lessmsi x msiFileName [outDir]


try {
	$theFile = Join-Path $(Split-Path -parent $MyInvocation.MyCommand.Definition) "AddWindowsExplorerShortcut.exe.ignore"
	Write-Host "Creating " $theFile
	New-Item $theFile -type file

	Install-ChocolateyZipPackage 'LessMsi' '' "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"

	Write-ChocolateySuccess 'lessmsi'

} catch {
	Write-ChocolateyFailure 'lessmsi' $($_.Exception.Message)

Log in or click on link to see number of positives.

In cases where actual malware is found, the packages are subject to removal. Software sometimes has false positives. Moderators do not necessarily validate the safety of the underlying software, only that a package retrieves software from the official distribution point and/or validate embedded software against official distribution point (where distribution rights allow redistribution).

Chocolatey Pro provides runtime protection from possible malware.

Add to Builder Version Downloads Last Updated Status
LessMSI 1.9.0 980 Sunday, October 31, 2021 Approved
LessMSI 1.8.3 1756 Monday, October 25, 2021 Approved
LessMSI 1.8.2 1998 Sunday, September 19, 2021 Approved
LessMSI 1.8.1 41415 Thursday, January 14, 2021 Approved
LessMSI 1.8.0 1444 Friday, January 8, 2021 Approved
LessMSI 1.7.0 14366 Tuesday, October 13, 2020 Approved
LessMSI 1.6.93 601 Sunday, October 11, 2020 Approved
LessMSI 1.6.91 86404 Monday, July 1, 2019 Approved
LessMSI 1.6.3 48451 Wednesday, November 21, 2018 Approved
LessMSI 1.6.2 209 Friday, November 23, 2018 Approved
LessMSI 1.6.1 86951 Thursday, April 13, 2017 Approved
LessMSI 1.6.0 3539 Monday, March 13, 2017 Approved
LessMSI 1.5.1 7387 Monday, December 5, 2016 Approved
LessMSI 1.5 402 Monday, December 5, 2016 Approved
LessMSI 1.4 27241 Friday, November 6, 2015 Approved
LessMSI 1.3 29923 Tuesday, March 24, 2015 Approved
LessMSI 1.2.0 2179 Wednesday, September 17, 2014 Approved
LessMSI 1.1.7 16712 Sunday, March 2, 2014 Approved
LessMSI 1.1.6 1130 Sunday, January 19, 2014 Approved
LessMSI 12495 Saturday, January 18, 2014 Approved
LessMSI 1.1.5 1263 Saturday, December 7, 2013 Approved
LessMSI 1.1.4 552 Monday, November 25, 2013 Approved
LessMSI 1.1.3 707 Thursday, August 1, 2013 Approved
LessMSI 1.1.1 727 Tuesday, March 26, 2013 Approved
LessMSI 1.0.9 685 Tuesday, January 29, 2013 Approved
LessMSI 903 Saturday, February 25, 2012 Approved
LessMSI 1.0.8 713 Tuesday, August 23, 2011 Approved
LessMSI 1.0.7 603 Tuesday, August 23, 2011 Approved

This package has no dependencies.

Discussion for the LessMSI Package

Ground Rules:

  • This discussion is only about LessMSI and the LessMSI package. If you have feedback for Chocolatey, please contact the Google Group.
  • This discussion will carry over multiple versions. If you have a comment about a particular version, please note that in your comments.
  • The maintainers of this Chocolatey Package will be notified about new comments that are posted to this Disqus thread, however, it is NOT a guarantee that you will get a response. If you do not hear back from the maintainers after posting a message below, please follow up by using the link on the left side of this page or follow this link to contact maintainers. If you still hear nothing back, please follow the package triage process.
  • Tell us what you love about the package or LessMSI, or tell us what needs improvement.
  • Share your experiences with the package, or extra configuration or gotchas that you've found.
  • If you use a url, the comment will be flagged for moderation until you've been whitelisted. Disqus moderated comments are approved on a weekly schedule if not sooner. It could take between 1-5 days for your comment to show up.
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