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flair
Python

flair

A very simple framework for state-of-the-art Natural Language Processing (NLP)

by flairNLP · GitHub
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machine-learningnamed-entity-recognitionnatural-language-processingPython
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In plain words

Apply advanced language processing techniques to your text, like sentiment analysis and entity recognition.

From the README

Install
pip install flair

Excerpts from the project README on GitHub. Copyright and licensing remain with the respective authors.

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14 38214 378
2026-06-282026-08-31
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📄 About

A very simple framework for state-of-the-art Natural Language Processing (NLP)

flair has 14.4k stars on GitHub. It has been forked 2.1k times. flair is written mainly in Python. It has been in active development since 2018. Its main topics are machine-learning, named-entity-recognition, natural-language-processing, nlp.

Frequently asked questions

What is flair?

A very simple framework for state-of-the-art Natural Language Processing (NLP)

Is flair open source?

flair is an open-source project.

Is flair free?

Yes. flair is free and open source — you can use, modify and self-host it.

What language is flair written in?

flair is written mainly in Python.

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