NLTK

Open source

Open-source Python toolkit for research and teaching in natural language processing.

by NLTK ProjectOfficial site ↗Source code ↗

Pricing: free
License: open-source
Open source: Yes

Editorial review

NLTK has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Documentation(HTTPS URL): https://www.nltk.org/Verified
Tags(open-source;cloud-native): nlp, python, corpus, tokenization, educationVerification pending

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): self-hostedVerification pending

Pricing · Licensing

License model(proprietary;open-source;source-available;dual-license): open-sourceVerification pending
Pricing model(free;subscription;usage;seat;asset;transaction;revenue-share;perpetual;custom): freeVerified
Source repository(HTTPS URL): https://github.com/nltk/nltkVerified
SPDX license IDs(Apache-2.0;MIT): Apache-2.0Verified

Features · Product · Fit

Core capabilities(authoring;automation;analytics): access to 50+ corpora and lexical resources such as WordNet, classification, tokenization, stemming, tagging, parsing and semantic reasoningVerification pending

Audience · Use · Case

Best for(Neutral editorial summary): Linguists, students, educators, and researchers learning and prototyping NLP in PythonVerification pending
Primary use cases(build;monitor;automate): building Python programs to work with human language data, teaching computational linguistics, NLP research and educationVerification pending

Lifecycle · Versioning

Current version(1.12.3): 3.9.2Verified

Vendor · Maintainer

Vendor type(commercial;foundation;community;government;consortium;individual): communityVerified

User reviews

Review policy

No published reviews yet.