The Natural Language Toolkit (NLTK) is a leading platform for building Python programs to work with human language data, providing text processing libraries and resources such as WordNet.
NLTK is a free, open-source platform for natural language processing in Python. It offers easy-to-use interfaces to over 50 corpora and lexical resources, along with a suite of text processing libraries for various tasks such as tokenization, tagging, parsing, and semantic reasoning. The platform is suitable for various users, including linguists, engineers, students, educators, researchers, and industry users. NLTK is actively maintained, with a hands-on guide, comprehensive API documentation, and an active discussion forum.