License change

• Why have you changed the license?

See LGPL To Polyform

• Which license does EPPlus use?

EPPlus 5 uses a dual license model, with Polyform Noncommercial as the community license and a commercial license for commercial businesses. The commercial license can be purchased at epplussoftware.com.

Versions prior to version 5 is licensed LGPL.

• With the Commercial license, can I distribute EPPlus with software that I sell?

Yes, you can - as long as you don't expose EPPlus functionality to your customers via some kind of programming interface. We will clarify this further here in the near future.

• Can I use EPPlus for my personal project?

Yes, the polyform NC license permits personal use. See Polyform Noncommercial.

• Can I use EPPlus for free in my project?

You can use EPPlus for free if you qualify as a noncommercial organization, See Polyform Noncommercial.

• How many Commercial licenses do I need?

You need one license per developer using EPPlus. Licenses are granted per person and can’t be shared. .

• I'm a Contractor, can I use my license for my customers project?

EPPlus licenses are issued to the company that directs the developers using EPPlus. This means: If your customer directs your work, your customer must buy the license. If you however are self-directed and introduce EPPlus into a software that will be used by your customer, you must buy the license.

• Does the Commercial license include support?

Yes, anyone who purchase a Commercial license is entitled to support via our website.

• Can I use EPPlus without a commercial license internally within a commercial company?

No, all usage within an commercial company requires a commercial license.

• Do I still need the licenses when my project is done?

When your project is complete, you only need licenses for the developers who maintain the code. If your project has been deprecated and is no longer being maintained; you can cancel your subscription.

• Can I read your EULA for the commercial licenses?

Sure, it is available here