1.languagetool-org / languagetoolStyle and Grammar Checker for 25+ Languagesgrammarnatural-languagenatural-language-processingstyle-checkerproofreadingspellcheckJavaLGPL-2.115K total1.6K forks+512 starsfrom 14,712 · score 6.24
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+42 starsfrom 10,085 · score 3.76