| BIOS Mihai Surdeanu |
| CogComp NLP Pipeline - This software bundles some basic preprocessing steps that a lot of NLP applications need, with the goal of making them run locally.
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| DKPro Core: a collection of software components for natural language processing (NLP) based on the Apache UIMA framework. |
| FreeLing - A comprehensive toolkit that includes tokenization, morphology, POS tagging, NER, and dependency parsing modules for various languages.
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| Illinois Curator |
| JULIE Lab Tools |
| LingPipe list of toolkits |
| LingPipe: a tool kit for processing text using computational linguistics. - LingPipe is tool kit for processing text using computational linguistics, e.g., finding the names of people, organizations or locations in news, as well as automatically classifying search results into categories.
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| Lingvo - a framework for building neural networks in Tensorflow, particularly sequence models.
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| MALLET - a Java-based package for statistical natural language processing, document classification, clustering, topic modeling
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| NLP4j - NLP tools from Emory university (a former ClearNLP and ClearParser)
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| NLTK Natural Language Processing Toolkit |
| OpeNER - Open Polarity Enhanced Name Entity Recognition.
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| OpenNLP - The Apache OpenNLP library is a machine learning based toolkit for the processing of natural language text.
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| OpenSextant - an open geospatial and temporal toolkit
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| Pattern - is a web mining module for the Python programming language. It has tools for data mining (Google, Twitter and Wikipedia API, a web crawler, a HTML DOM parser), natural language processing (part-of-speech taggers, n-gram search, sentiment analysis, WordNet), machine learning (vector space model, clustering, SVM), network analysis and visualization.
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| rOpenSci NLP packages for R language |
| ScalaNLP - a suite of machine learning and numerical computing libraries.
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| SharpNLP - a collection of natural language processing tools written in C#.
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| Sistanlp processors - a one-stop place for natural language (NL) processors.
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| SPECIALIST NLP Tools |
| Stanford NLP software - A comprehensive suit of NLP software that includes tokenizers, grammar and POS parsers.
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| TextBlob - Simple, Pythonic, text processing--Sentiment analysis, part-of-speech tagging, noun phrase extraction, translation, and more. see details here
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| The Alvey Natural Language Tools |
| tm: Text Mining Package in R |