Learn how to add value to your Business Process Management scenarios by developing custom widgets for your Business Space experience. Using the enhanced Web Tools features of Rational Application Developer V7.5.5 or WebSphere Integration Developer V7, you can create the specific widgets you need and “mash them up” with the widgets provided with the WebSphere BPM products. This article walks you through a step-by-step example for developing a widget and installing it to your Business Space palette for use in your spaces and pages.
http://www.ibm.com/developerworks/websphere/library/techarticles/1004_wayne/1004_wayne.html
Thys Michels Blog 
IBM WebSphere Business Integration Adapters help you extract the most business value from your investments in packaged and custom applications. Business integration connectivity to critical applications can help extend your e-business infrastructure.