The following is a comparison of the NLTK and CoreNLP:
| Feature | Spacy | NLTK | CoreNLP |
| Native Python support/API | Y | Y | Y |
| Multi-language support | Y | Y | Y |
| Tokenization | Y | Y | Y |
| Part-of-speech tagging | Y | Y | Y |
| Sentence segmentation | Y | Y | Y |
| Dependency parsing | Y | N | Y |
| Entity recognition | Y | Y | Y |
| Integrated word vectors | Y | N | N |
| Sentiment analysis | Y | Y | Y |
| Coreference resolution | N | N | Y |