.NET NLP Libraries NLP Tools

C# and .NET NLP libraries and frameworks for natural language processing tasks. Does NOT include language-specific NLP tools (Arabic, Russian, Hebrew, Vietnamese, etc.) or task-specific applications (sentiment analysis, NER as standalone, etc.).

There are 60 .net nlp libraries tools tracked. 4 score above 50 (established tier). The highest-rated is wooorm/franc at 63/100 with 4,381 stars and 633,878 monthly downloads.

Get all 60 projects as JSON

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#	Tool	Score	Tier	Stars	Language
1	wooorm/franc Natural language detection	63	Established	4,381	JavaScript
2	microsoft/Recognizers-Text Microsoft.Recognizers.Text provides recognition and resolution of numbers,...	61	Established	1,772	C#
3	winkjs/wink-pos-tagger English Part-of-speech (POS) tagger	52	Established	70	JavaScript
4	sillsdev/machine Machine is a natural language processing library for .NET that is focused on...	52	Established	29	C#
5	ayoungprogrammer/Lango Language Lego	48	Emerging	143	Python
6	rosette-api/csharp Babel Street Analytics Client Library for C#	48	Emerging	6	C#
7	JaCraig/Enlighten Set of NLP tools.	47	Emerging	10	C#
8	SciSharp/CherubNLP Natural Language Processing in .NET Core	46	Emerging	119	C#
9	snipsco/snips-nlu-ontology Ontology of Snips NLU	44	Emerging	59	Rust
10	pemistahl/lingua The most accurate natural language detection library for Java and the JVM,...	44	Emerging	802	Kotlin
11	amir-zeldes/HebPipe An NLP pipeline for Hebrew	43	Emerging	41	Lex
12	oeuvres/alix A Lucene Indexer for XML, with lexical analysis (lemmatization for French)	42	Emerging	18	HTML
13	patrickschur/stanford-nlp-tagger PHP wrapper for the Stanford Natural Language Processing library. Supports...	41	Emerging	74	PHP
14	UglyToad/PragmaticSegmenterNet Port of PragmaticSegmenter for sentence boundary detection	41	Emerging	39	C#
15	viky-ai/viky-ai Natural Language Processing platform. Allows to extract information from...	40	Emerging	40	C
16	zamgi/lingvo--Ner-ru Named entity recognition (NER) in Russian texts / Определение именованных...	40	Emerging	42	C#
17	zamgi/lingvo--classify Автоклассификация текста на русском языке	39	Emerging	11	C#
18	yakivyusin/SimpleNetNlp .NET NLP library	39	Emerging	48	C#
19	pharo-contributions/SingularizePluralize Transforming singular nouns to their plural form and vice versa.	38	Emerging	10	Smalltalk
20	AMArostegui/SpacyDotNet SpacyDotNet is a .NET wrapper for the popular natural language library spaCy	37	Emerging	35	C#
21	adib/ColorizeWords Example code on NSLinguisticTagger	36	Emerging	12	Objective-C
22	HebrewNLP/HebrewNLP.NET C# Library and Example for using the HebrewNLP API	35	Emerging	6	C#
23	rse/stanford-postagger Stanford Log-linear Part-Of-Speech (PoS) Tagger for Node.js	34	Emerging	8	JavaScript
24	tud-fop/vanda-haskell Vanda-Haskell is a toolkit that contains various proof-of-concept...	34	Emerging	7	Haskell
25	AnalyzePlatypus/TranslitKit Hebrew - English Transliteration Engine	33	Emerging	7	Ruby
26	ntedgi/cld3-kotlin Bindings to Google's Compact Language Detector 3 to JVM Based Languages	33	Emerging	21	Kotlin
27	MeiFagundes/StarlightAI Natural Language Processing Engine built with ML.NET	33	Emerging	26	C#
28	zamgi/lingvo--Syntax-ru Определение синтаксических ролей слов в предложении в тексте на русском языке	32	Emerging	6	C#
29	zamgi/lingvo--TextSegmenter Text segmentation into separate words using a simple unigram model and the...	31	Emerging	9	C#
30	mojtaba-khallash/NHazm A C# version of Hazm (Python library for digesting Persian text)	31	Emerging	39	C#
31	Socret360/akara-android The AKARA (អក្ខារា) project aims to give developers the power to easily add...	31	Emerging	4	Kotlin
32	martijndeb/haxe-linguistics Linguistical analysis and natural language processing library for Haxe.	30	Emerging	26	Haxe
33	20chan/Context 자연어 처리	30	Emerging	6	C#
34	zamgi/lingvo--Ner-en Named entity recognition (NER) in English texts	30	Emerging	8	C#
35	SpydazWebAI-NLP/BasicCommonExtensions2023 Basic Everyday Extensions required for basic nlp Tasks and math related etc	29	Experimental	1	Visual Basic .NET
36	veler/notepad-based-calculator A smart calculator using natural language processing	29	Experimental	32	C#
37	tud-fop/vanda-studio An integrated development environment that allows for rapid incremental...	29	Experimental	1	Java
38	victoryhb/constraction Constraction is an open-source tool for the automatic extraction and...	29	Experimental	7	Nim
39	Text-Mining/demo cross-platform demo for text-mining.ir APIs	28	Experimental	9	CSS
40	lancopku/SAPO C# code for "Towards Easier and Faster Sequence Labeling for Natural...	28	Experimental	13	C#
41	powerdot/Russian-Text-Tagger The easiest way to detect and classify Russian texts by word sequence and...	27	Experimental	16	JavaScript
42	windson/NLP-NER-CSharp Named Entity Recognition using C#	26	Experimental	8	C#
43	Abonia1/Text-Classifer-ML.Net Auto Classify Text	25	Experimental	5	C#
44	VamshiIITBHU14/NLPSwift NSLinguisticTagger provides a uniform interface to a variety of natural...	23	Experimental	55	Swift
45	BobLd/SnipsNlu Snips NLU C# wrapper library to extract meaning from text	22	Experimental	6	C#
46	sergey-tihon/MaltParser.NET MaltParser is a system for data-driven dependency parsing, which can be used...	21	Experimental	10	F#
47	DennisDeSwart/php-moby-nlp Gets the "complete thought" from a verb and a noun using Moby Thesaurus	21	Experimental	7	PHP
48	GOWone/YaMoDevTools 基于.Net Framework/WPF框架编写的一款具有OCR、NLP、图像处理、Format Transfer等功能的软件。	20	Experimental	6	C#
49	FinNLP/en-parse ⚙️ [Processor] English dependency parser written in javascript (work in progress)	20	Experimental	4	TypeScript
50	agrafix/grabcite Haskell: Library/Executable to extract citations from scientific papers	20	Experimental	6	TeX
51	ActiveBC/ActiveBC.PhraseRuleEngine Pattern-matching engine for natural languages including word-level regexes...	19	Experimental	4	C#
52	husaft/wit-dotnet .NET library for Wit.ai	19	Experimental	3	C#
53	s1m0000n/nlp-hs Natural language processing tools for Haskell with emphasis on performance	19	Experimental	4	Haskell
54	SpydazWebAI-NLP/Basic_NLP_IDE2023 Basic Nlp Interactive Development Repl 2023. Use to perform basic nlp tasks	17	Experimental	1	Visual Basic .NET
55	forestluo/NLDBApplication NLP applications for NLDB v2 and v3.	17	Experimental	1	C#
56	LogneBudo/callbyname NLP and NER with C#. A simple Demo	11	Experimental	—	C#
57	JuGecko/Tokenization-Visualizer A web application illustrating tokenization methods when selecting certain LLMs.	11	Experimental	—	C#
58	thepriben/programmez-catalyst-csharp-nlp Catalyst : une solution NLP viable pour le développement .Net/C#, 2024,...	11	Experimental	—	C#
59	masaki9/MentalHealthSentimentAnalysisAPI Mental Health Sentiment Analysis API in ML.NET and ASP.NET Core	11	Experimental	1	C#
60	eric-sclafani/DotNLP Text processing for Dotnet	10	Experimental	1	C#