NER Tools and Frameworks

Standalone NER tools, libraries, and annotation frameworks across programming languages and domains. Does NOT include neural architecture implementations, domain-specific medical NER, entity linking/disambiguation, or benchmarking platforms.

There are 47 ner tools and frameworks tracked. 5 score above 50 (established tier). The highest-rated is MantisAI/nervaluate at 62/100 with 206 stars.

Get all 47 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=nlp&subcategory=ner-tools-and-frameworks&limit=20"

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#	Tool	Score	Tier	Stars	Language
1	MantisAI/nervaluate Full named-entity (i.e., not tag/token) evaluation metrics based on SemEval’13	62	Established	206	Python
2	dice-group/gerbil GERBIL - General Entity annotatoR Benchmark	58	Established	230	Java
3	bltlab/seqscore SeqScore: Scoring for named entity recognition and other sequence labeling tasks	56	Established	23	Python
4	syuoni/eznlp Easy Natural Language Processing	53	Established	143	Python
5	LHNCBC/metamaplite A near real-time named-entity recognizer	52	Established	64	Java
6	OpenJarbas/simple_NER simple rule based named entity recognition	49	Emerging	41	Python
7	CogComp/talen A way to do annotations for NER. TALEN: Tool for Annotation of Low-resource ENtities	48	Emerging	119	Java
8	niksrc/ner Client for Stanford Named Entity Reconginiton	48	Emerging	27	JavaScript
9	davidsbatista/NER-Evaluation An implementation of a full named-entity evaluation metrics based on...	48	Emerging	222	Python
10	ankane/mitie-php Named-entity recognition for PHP	46	Emerging	31	PHP
11	jantrienes/nereval Evaluation script for named entity recognition (NER) systems based on...	46	Emerging	69	Python
12	EuropeanaNewspapers/ner-corpora Named Entity Recognition data for Europeana Newspapers	45	Emerging	173	—
13	StarlangSoftware/TurkishNamedEntityRecognition-Py NER Corpus Processing Library	45	Emerging	4	Python
14	ankane/mitie-ruby Named-entity recognition for Ruby	44	Emerging	182	Ruby
15	arclabs561/anno Information extraction in Rust: NER, coreference resolution, relation...	44	Emerging	6	Rust
16	davidsbatista/Annotated-Semantic-Relationships-Datasets A collections of public and free annotated datasets of relationships between...	42	Emerging	704	—
17	grobidOrg/grobid-ner A Named-Entity Recogniser based on Grobid.	42	Emerging	54	Java
18	dumitrescustefan/ronec Romanian Named Entity Corpus (RONEC) version 2.0	42	Emerging	68	Python
19	SilentFlame/Named-Entity-Recognition Corpus and a baseline neural network system for Named Entity Recognition in...	42	Emerging	46	Python
20	Text-Mining/Persian-NER پیکره بزرگ شناسایی موجودیت‌های نامدار فارسی برچسب خورده	41	Emerging	237	—
21	LHNCBC/pymetamaplite A minimal implementation of the MetaMapLite named entity recognizer in Python,	41	Emerging	4	Python
22	benbusby/namebuster A tool for enumerating usernames from text, files, or websites	41	Emerging	81	Go
23	arop/ner-re-pt Named entity extraction from Portuguese web text	36	Emerging	71	Python
24	johnsmithm/nertk Name Entity Recognition toolkit lunches Entator class - inline annotator...	35	Emerging	7	Python
25	undertheseanlp/ner Vietnamese Named Entity Recognition	35	Emerging	52	Python
26	Hironsan/IOB2Corpus Japanese IOB2 tagged corpus for Named Entity Recognition.	35	Emerging	61	—
27	KBNLresearch/europeananp-ner Named Entities Recognition Annotator Tool for Europeana Newspapers	35	Emerging	61	Java
28	StarlangSoftware/TurkishNamedEntityRecognition NER Corpus Processing Library	33	Emerging	5	Java
29	overfit-ir/parstwiner Name Entity Recognition (NER) on the Persian Twitter dataset.	31	Emerging	53	Jupyter Notebook
30	nerel-ds/NEREL-BIO NEREL-BIO: A Dataset of Biomedical Abstracts Annotated with Nested Named Entities	31	Emerging	30	Python
31	RiTUAL-MBZUAI/multimodal_NER "Can images help recognize entities? A study of the role of images for...	30	Emerging	21	Python
32	ljos/egennavn Named-entity chunker for Norwegian	28	Experimental	8	Shell
33	Flight-School/ner A command-line utility for extracting names of people, places, and...	28	Experimental	72	Swift
34	AstraZeneca/VecNER A library of tools for dictionary-based Named Entity Recognition (NER),...	27	Experimental	26	Python
35	KGCP/MEL-TNNT Metadata Extractor & Loader (MEL) ■ The NLP-NER Toolkit (TNNT)	27	Experimental	25	Python
36	unveiled-the-red-hat/SEE-Few Code for "SEE-Few: Seed, Expand and Entail for Few-shot Named Entity...	27	Experimental	12	Python
37	omarmhaimdat/quickner Quickner is a new tool to quickly annotate texts for NER (Named Entity...	26	Experimental	21	Rust
38	nerel-ds/NEREL NEREL: A Russian Dataset with Nested Named Entities, Relations and Events	26	Experimental	36	—
39	Chenfeng1271/awesome-MNER awesome-multimodal-named-entity-recognition	25	Experimental	61	—
40	antonio-f/Named-Entity-Recognition Recognize named entities on Twitter with LSTMs. From the Natural Language...	22	Experimental	2	Jupyter Notebook
41	hakancangunerli/turkish_ocr_name_finder ocr and name entity recognition for classifying turkish names	21	Experimental	1	Jupyter Notebook
42	ankush91/Ner Named Entity Recognition for Events & Temporal expressions	20	Experimental	8	TeX
43	ImMohammadHosseini/PersianNER :sparkles: Named Entity Recognition in Persian language. In this project,...	19	Experimental	3	Python
44	Badjokke/Multimodal-named-entity-recognition MNER	13	Experimental	3	Python
45	shunk031/allennlp-NER-ja AllenNLP-NER-ja: AllenNLP による日本語を対象とした固有表現抽出	12	Experimental	5	Python
46	Optum/nertag Automated named-entity recognition tagger	11	Experimental	—	Python
47	charlenopires/ner Named Entity Recognition (NER) in Rust	11	Experimental	—	HTML

Comparisons in this category

nervaluate and NER-Evaluation (62 vs 48) nervaluate and nereval (62 vs 46) mitie-php and mitie-ruby (46 vs 44)