Spire.Office for .NET Developer OEM Subscription

One Developer Subscription authorizes One developer to utilize the product to create an unlimited number of applications which can be deployed at One geographic location in your organization (internal use only). It does not allow distribution of your custom applications to third parties, public-facing websites, or SaaS/PaaS/IaaS projects.

FREE hot fixes and new releases for 1 year and FREE and Prior technical support for 1 year.
Only OEM subscription works for public-facing websites and cloud-based applications