> ## Documentation Index
> Fetch the complete documentation index at: https://docs.concourse.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Integrations

Concourse can work with both connected systems and one-off files.

You can:

* Connect core systems like your data warehouse, ERP, payroll, expenses, billing, HRIS, and CRM
* Drag and drop CSVs for plan files, ad hoc exports, or one-time lists