View Source The Netscape Navigator LiveConnect/Plug-in API allows third parties to extend Netscape Navigator with native support for new data types and additional features. Plug-ins appear as additional capabilities of the Netscape client, indistinguishable to the user from the baseline features. LiveConnect allows plug-ins to be controlled by Java and JavaScript.

DOWNLOAD LIVE CONNECT/PLUG-IN SDKS
The SDK contains everything you need to start developing plug-ins - tools, documentation, samples, and header files - and to LiveConnect-enable them. Download the SDK for your platform now.

Download SDK
Macintosh LiveConnect/Plug-in SDK
Windows LiveConnect/Plug-in SDK
Unix LiveConnect/Plug-in SDK

Documentation
Plug-in Guide
Mozilla Plug-in API