# All Packages

- Package Summary
  Package | Description
  --- | ---
  opennlp.tools.chunker | Package related to finding non-recursive syntactic annotation such as noun phrase chunks.
  opennlp.tools.cmdline.chunker |
  opennlp.tools.cmdline.dictionary |
  opennlp.tools.cmdline.doccat |
  opennlp.tools.cmdline.entitylinker |
  opennlp.tools.cmdline.langdetect |
  opennlp.tools.cmdline.languagemodel |
  opennlp.tools.cmdline.lemmatizer | Classes giving access to the opennlp.tools.lemmatizer functionalities.
  opennlp.tools.cmdline.namefind |
  opennlp.tools.cmdline.params |
  opennlp.tools.cmdline.parser |
  opennlp.tools.cmdline.postag |
  opennlp.tools.cmdline.sentdetect |
  opennlp.tools.cmdline.tokenizer |
  opennlp.tools.commons | Package related to common interfaces used in different contexts.
  opennlp.tools.dictionary | Package related to parsing and storing dictionaries.
  opennlp.tools.dictionary.serializer |
  opennlp.tools.doccat | Package for classifying a document into a category.
  opennlp.tools.entitylinker | Package related to linking entities to external data sources.
  opennlp.tools.formats | Experimental package related to converting various corpora to OpenNLP Format.
  opennlp.tools.formats.ad | Experimental package related to the `Arvores Deitadas corpus` format.
  opennlp.tools.formats.brat | Experimental package related to the corpus format used by the "brat rapid annotation tool" (brat).
  opennlp.tools.formats.conllu | Experimental package related to the CoNNL-U format.
  opennlp.tools.formats.convert |
  opennlp.tools.formats.frenchtreebank | Experimental package related to the French Treebank format.
  opennlp.tools.formats.irishsentencebank | Experimental package related to the Irish Sentence Bank format.
  opennlp.tools.formats.leipzig | Experimental package related to the `Leipzig` corpus format.
  opennlp.tools.formats.letsmt | Experimental package related to the `letsmt` corpus format.
  opennlp.tools.formats.masc | Experimental package related to the `MASC` corpus format.
  opennlp.tools.formats.moses |
  opennlp.tools.formats.muc | Experimental package related to the `MUC` corpus format.
  opennlp.tools.formats.nkjp | Experimental package related to the National corpus of Polish `NKJP` format.
  opennlp.tools.formats.ontonotes | Experimental package related to the OntoNotes 4.0 format.
  opennlp.tools.langdetect | Package related to predicting languages from samples of text.
  opennlp.tools.languagemodel | Package related to language models
  opennlp.tools.lemmatizer | Package related to the lemmatizer functionality.
  opennlp.tools.log | Package contains a `PrintStream` adapter for internal use only.
  opennlp.tools.ml | Package related to Machine Learning (ML) features of OpenNLP, the related ML models, and trainers.
  opennlp.tools.ml.maxent | Package related to ML by means of the Maximum Entropy (ME) algorithm.
  opennlp.tools.ml.maxent.io | Package related to the I/O functionality of the maxent package including reading and writing models in several formats.
  opennlp.tools.ml.maxent.quasinewton | Package related to ML by means of the Quasi Newton (QN) algorithm.
  opennlp.tools.ml.model | Package related to ML models and feature selection techniques.
  opennlp.tools.ml.naivebayes | Package related to ML by means of the Naive Bayes algorithm.
  opennlp.tools.ml.perceptron | Package related to ML by means of the perceptron algorithm.
  opennlp.tools.namefind | Package related to finding proper names and numeric amounts.
  opennlp.tools.ngram | Package related to computing and storing n-gram frequencies.
  opennlp.tools.parser | Package containing common code for performing full syntactic parsing.
  opennlp.tools.parser.chunking | Package containing code for performing full syntactic parsing using shift/reduce-style decisions.
  opennlp.tools.parser.lang.en |
  opennlp.tools.parser.lang.es |
  opennlp.tools.parser.treeinsert | Package containing experimental code for performing full syntactic parsing using attachment decisions.
  opennlp.tools.postag | Package related to part-of-speech tagging.
  opennlp.tools.sentdetect | Package related to identifying sentence boundaries.
  opennlp.tools.sentdetect.lang |
  opennlp.tools.sentdetect.lang.th | Package related to the processing of Thai data.
  opennlp.tools.stemmer |
  opennlp.tools.stemmer.snowball |
  opennlp.tools.tokenize | Contains classes related to finding token or words in a string.
  opennlp.tools.tokenize.lang |
  opennlp.tools.tokenize.lang.en |
  opennlp.tools.util | Package containing utility data structures and algorithms used by multiple other packages.
  opennlp.tools.util.eval |
  opennlp.tools.util.ext | Package containing extension loading code.
  opennlp.tools.util.featuregen | This package contains classes for generating sequence features.
  opennlp.tools.util.java |
  opennlp.tools.util.model |
  opennlp.tools.util.normalizer |
  opennlp.tools.util.wordvector |