We have provided several tours and tutorials to help you get started with VisualText.
The NLP++ Textbook is the best place to start. It teaches NLP++ by building working analyzers, including the analyzers featured on the NLPFix site.
Exercises in the form of tutorials have been provided to help you learn VisualText. The tutorials in the Tutorials section give you a chance to create an analyzer using VisualText. A brief description of the tutorials and sample code is provided in the Tutorial Introduction. Various features and functions are explained as you go, with no attempt to be systematic about the meaning of all the menus, buttons and rules.