WPLicense It

The best number-one software license management solution for your WordPress applications, for developers to properly and securely manage their application software licenses. You can also push updates for your WordPress applications from the WordPress dashboard.

FEATURES

• Automatically Generate and Sell Licenses for WordPress plugins and Themes
• Check License Status with the API
• Push New updates for your Plugins and Themes from your dashboard
• One click update from WordPress Dashboard.

Other links

• Documentation:
• Website: