IntelliGet is the most comprehensive tool.
Edit By BS Editor: IntelliGet is the most comprehensive tool to Extract information from text files on Windows environment. With its multiline section-based processing capabilities and its fast speed, it has no parallel. The rules for extraction are defined using a scripting language that is very simple yet extremely powerful. The examples provided will help you get started in minutes. The application can be used to do simple operations like converting tabular or xml files to csv and complex operations like mining a well formatted crystal like report. Various functions are provided to enable transformation of the data extracted.

IntelliGet provides a GUI to manage files and run the extract. It also provides a command line version that is useful if the extraction process needs to be called from an external script or needs to be automated. you can free download IntelliGet 1.4.2 now.