--- sourceDocument: Australia IT Service Management sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/it-service-management Release : - australia ft:locale : - en-US ft:publication_title : - Australia IT Service Management ft:clusterId : - itsm bundleId : - itsm workflow : - Technology --- # License calculations with the legacy Software Asset Management plugin # License calculations with the legacy Software Asset Management plugin {#ariaid-title1} Release version: Australia Updated March 12, 2026 ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read Software license calculations with the legacy Software Asset Management (com.snc.software_asset_management) plugin count the number of licenses that exist in your network environment. Users with the sam role can choose to count software licenses using a variety of license calculation types, such as counting by the number of users, the number of workstations, the number of CPUs, and others. For example, you can count the number of Adobe Acrobat 9.0 licenses based on the number of users that have the software installed in the organization. * **[Calculate software licenses using the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/397lTCGc6QOY7Ma9C8ecBw)** Software calculations use license calculation types to determine how software licenses are counted in your organization. * **[License calculation types supported by the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/PFkhiUki5fkgyu~0HCKKrg)** Default license calculation types are available with the legacy Software Asset Management (com.snc.software_asset_management) plugin. * **[Create a custom license type for the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/he4CdcU76hSxKPunhxycOA)** Custom license types in the legacy Software Asset Management (com.snc.software_asset_management) plugin allow you to create a license type with special conditions. * **[Create a custom script for a legacy Software Asset Management plugin license type](https://servicenow-prod.fluidtopics.net/zmar9XFlajF41_shQlzbGA)** By default, the Script field in the legacy Software Asset Management (com.snc.software_asset_management) plugin Software License Calculation form contains information about available variables and an example script. **Related concepts** * [Legacy Software Asset Management plugin Overview module](https://servicenow-prod.fluidtopics.net/QXVLbVrl4XlKJIve9lwakQ "The Overview module for the legacy Software Asset Management (com.snc.software_asset_management) plugin is a homepage that displays various software asset management reports.") * [Legacy Software Asset Management plugin setup process](https://servicenow-prod.fluidtopics.net/sVO99TX3jE8kBkOETYJbCA "To get started with the legacy Software Asset Management (com.snc.software_asset_management) plugin, you need to identify and discover software owned, create software models, create license records, and configure software counters.") * [Determine where software is installed using the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/A6~cX8KA2lnXeVzclofIiQ "When using the legacy Software Asset Management (com.snc.software_asset_management) plugin to determine where your software is installed, you must keep the following points in mind.") * [Software licenses in the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/qduUcv2gS_IKiOJ66qX~kA "Software licenses are based on models that are defined through the legacy Software Asset Management (com.snc.software_asset_management) plugin.") * [Software discovery models in the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/9jMh~li8q1PwMhap1WHEqg "Software discovery models in the legacy Software Asset Management (com.snc.software_asset_management) plugin can be used to help normalize the software you own by analyzing and classifying models to reduce duplication.") * [Legacy Software License Compliance Checker](https://servicenow-prod.fluidtopics.net/bbToIS2e9OHU4RjW4XiL1A "The Software License Compliance Checker that is included in the legacy Software Asset Management (com.snc.software_asset_management) plugin is a fast way to see if the software licenses used in your organization are compliant based on number of rights purchased and number of installations.") * [Software license reconciliation counters for the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/A2m5ZzDE0r9kb1pdVvjW5A "Software counters for the legacy Software Asset Management (com.snc.software_asset_management) plugin reconcile software rights with software installations to verify compliance.") * [Legacy IBM PVU Process Pack](https://servicenow-prod.fluidtopics.net/fTSjAteDYx~E3oXL5g_e4A "Processor Value Unit (PVU) is a unit of measurement defined by IBM to determine software licensing costs based on processor or server model.") * [Software contracts for the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/dwxhXQk9LxI3TjTT7K~GTw "A software contract is a binding agreement between the owner of a software product and a buyer. The contract enables the buyer to use the software legally.") * [Legacy Oracle process pack](https://servicenow-prod.fluidtopics.net/5yZUUJqmIm5GwhXRdEwCPg "The legacy Oracle process pack is an add-on to the legacy Software Asset Management (com.snc.software_asset_management) plugin that provides the ability to manage software licensed under the Oracle licensing model.") **Related tasks** * [Manage software models using the legacy Software Asset Management plugin](https://servicenow-prod.fluidtopics.net/QMb8njfi4OlJXzq23FVgMA "The legacy Software Asset Management (com.snc.software_asset_management) plugin uses software models to manage licenses, specifically in software counters and license restrictions, and to track upgrade and downgrade licenses.")