Natural Language Toolkit

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Natural Language Toolkit
Toolkit for writing programs that process natural language

The NL Toolkit simplifies the construction of programs that process natural language and defines standard interfaces between the different components of an NLP system. NLTK includes graphical demonstrations, sample data, tutorials, and API documentation.



Verified by

Verified on




Verified by

Janet Casey

Verified on

19 August 2003

Leaders and contributors

Edward Loper Maintainer

Resources and communication

AudienceResource typeURI
DeveloperVCS Repository Webview
HelpMailing List Info/Archive
DeveloperMailing List Info/Archive

Software prerequisites

Weak prerequisiteNumeric (adds fast array facility)
Weak prerequisiteTkinter (to use the GUI toolkit)
Required to usePython 2.1 or later


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