Serial Key Maker is the best software licensing system available because it allows developers and non-developers the flexibility of controlling the licensing software within your application while minimally affecting your users.

The Ultimate Software Licensing System for .Net
Ridiculously Simple
Robust API for .Net Developers
Simple 20 Character Format:
SOSDY-FVETO-WFAMI-VFRNL
Royalty Free, Public/Private Key Licensing System

Minor Release Update

Added suppoprt for NuGet.org in VS 2010 integration!

Home:

http://www.serialkeymaker.com/

Only for V.I.P