1.languagetool-org / languagetoolStyle and Grammar Checker for 25+ Languagesgrammarnatural-languagenatural-language-processingstyle-checkerproofreadingspellcheckJavaLGPL-2.115K total1.6K forks+880 starsfrom 14,351 · score 6.78
2.stanfordnlp / CoreNLPCoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.natural-language-processingnlpnlp-parsingnamed-entity-recognitionstanford-nlpJavaGPL-3.010K total2.7K forks+91 starsfrom 10,035 · score 4.52