fling logo of vSphere Software Asset Management Tool

vSphere Software Asset Management Tool

version 1.5 — March 15, 2023


The vSphere Software Asset Management (vSAM) is a tool that collects and summarizes vSphere product deployment information. It calls on vSphere APIs for deployment data and produces a PDF report that the customer can consult as a part of their infrastructure review and planning process. This lightweight Java application runs on Windows, Linux or Mac OS.


  • Support both vCenter Server cluster and Standalone ESXi host with a version of vSphere 5.5, 6.X or newer.
  • Generate comprehensive report from various aspects:
    • High-level product deployment summary
    • Product deployment report by targets (standalone ESXi or VC cluster)
    • High level license key usage report
    • License key usage by targets
  • Provide Software Asset Management suggestions on:
    • Evaluation license warning
    • License term
      • Pre-expiration 90 days warning
      • Expiration alert
    • License capacity
      • Potential capacity waste warning based on customized threshold
      • Potential capacity shortage warning based on customized threshold
      • Capacity over-use alert
    • Product support
      • End of General Support info
      • General Support pre-expiration 90 days warning
      • Unsupported product alert
    • Protect customer sensitive information by:
      • Collecting minimal set of information relative with Software Asset Management
      • Masking sensitive info in the report
      • Supporting encryption of raw data file
  • Support merging multi reports into one report
  • Support English and Chinese report
  • Support customization of report


Report Example

Below shows an example report generated by the tool based on customer specified vCenter Servers and standalone ESXi hosts.




  • Windows, Linux or Mac OS
  • Java 1.8



  1. Download the vSAM package from this website. Unzip the package to a directory.

  2. Go to that directory and run the tool by invoking “vsam COMMAND [arguments]”.   For example, “vsam help” show the usage.
  3. Prepare a target file which contains necessary information of the vCenter servers or standalone ESXi hosts to be scanned. Here is an example of the target file:

    VC,Dev vCenter 1,,mylabs.local\user1,

    VC,Prod vCenter 9,production-vc1.vmware.com,mylabs.local\user1,
    ESX,Standalone ESX 8,test-esx8.vmware.com,read-only-user1,password1

  4. Invoke “vsam collect” to collect data and generate a report based on the target file.

    To get more detailed usage information of this tool, please read the User Guide document from this website.


Version 1.5 Update

  • Support for vSphere 8.0

Version 1.4 Update

  • Added an output file in JSON format. This JSON file has the same data as the tables in the PDF file, but more friendly for programming access.
  • Added a work-around to run this tool with Java versions higher than 8. Check the user guide for more details.
  • Support target files without the header line.

Version 1.3 Update

  • Show Tanzu products in the report.
  • Bug fixes.

Version 1.2 Update

  • Show vSAN product information in the report.
  • Show unmasked license keys in the report as an option.
  • Add a License Inventory Table in the report.

Version 1.1

Added vSphere 7.0 support; Added the Host Inventory Table in the generated software asset management report.


March 2020

  • Minor wording update to the generated software asset management report.

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