The vSphere Client SDK contains the following directories to aid developers who create plug-ins.

docs

Detailed instructions for setting up IDEs.

Documentation for JavaScript API used by UI components of plug-ins.

FAQ with troubleshooting and development advice for plug-in developers.

libs

Run-time libraries for Spring framework and vSphere API RPC. This directory is not used for remote plug-ins.

samples

A complete remote plug-in sample that demonstrates both client-side and server-side modules, as well as accompanying metadata.

tools

Scripts to assist with development tasks.

vsphere-ui

A complete version of the vSphere Client, both client and server modules.