Encontrei num post do blog do JOPX, este conjunto de recursos sobre InfoPath 2007.
General resources
InfoPath General Overview
InfoPath team Blog
Designing Form Templates With The New Features Of InfoPath
Using InfoPath E-mail Forms
InfoPath 2007 Focuses on Developers
InfoPath Developer Portal
Creating complex infopath controls in C#
How to do cascading dropdrowns in InfoPath Forms
Template parts in InfoPath 2007
How to make picture buttons in InfoPath 2003/2007
Forms Server 2007
Hosting the InfoPath 2007 Form Editing Environment in a Custom Web Form
Hosting InfoPath 2007 Forms in WSS v3 / MOSS 2007 Pages
Creating Browser-Enabled Forms with InfoPath 2007
How to Deploy an InfoPath 2007 Form Containing Managed Code to a Browser-Enabled WSS v3 Library
Rendering an InfoPath 2007 Form in a Web Part
InfoPath 2007, Forms Server, MOSS 2007
InfoPath Forms in Office SharePoint Server 2007
Plan Forms Services
InfoPath Forms for Workflows
Enterprise Solutions: A Developers Cookbook with Practical Solutions
Information Rights Management – Protecting Forms
MOSS and InfoPath 2007 – IT Showcase – Facilitating effective employee reviews at Microsoft
The anatomy of a UDC file
Where do UDC files come from?
Data connections in Browser Forms
InfoPath attachment control and the InfoPathViewer webpart
Using CAML to filter a infopath published boolean field (from a sharepoint list)
SPListItem looses Property data type when publishing Infopath form to a sharepoint list (MOSS 2007 beta2TR)
Tools
XPATH query tool (Free – pretty handy when doing InfoPath development)
XML Notepad 2007
Training
IFP010 – Forms solutions with InfoPath 2007(English description)
