Extensive demo/tutorial of GridPanel as a stand-alone widget
GridPanel integrated into an "application" (Ext.Viewport-based widget). See it in action in different places through out the BasicApp demo
OneToManyGridSet proof-of-concept (see a comprehensive tutorial on how it was built here )
BossesAndClerksExt - learn how it was built here
Source code for this demo: http://github.com/skozlov/netzke-demo
Discuss this demo on Netzke Google Groups
Netzke framework: netzke-core , netzke-basepack
News about Netzke development and tutorials: http://blog.writelesscode.com , @skozlov