What are the most popular Natural Language Processing Packages?

Here we include the list of most popular python based NLP packages:

1. Transformers: Collection of pretrained neural networks to perform various NLP tasks (for both pytorch and tensorflow)

2. Spacy: NLP library for python and cython with pretrained statistical models as well as word vectors

3. Gensim: NLP library with focus on topic modeling, document indexing, as well as similarity retrieval

4. NLTK: A suite of NLP modules and datasets supporting research and development

5. Flair: Pytorch based library for various NLP tasks

6. AllenNLP: Pytorch based library for building deep learning models for NLP

7. TextBlob: Python library for diving into common NLP tasks

8. Stanza: Pytorch based NLP package plus an interface to CoreNLP Java package

9. Pattern: Web mining module for python including tools for NLP as well as data mining and machine learning