> For the complete documentation index, see [llms.txt](https://docs.greytrix.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greytrix.com/gumu-sage-crm-integration/sage-100/installation-guide/pre-requisites/required-modules-in-sage-100.md).

# Required Modules in Sage 100

The company, which is getting integrated, should have at least SO, AR and IM module installed.