NLTK
Explore tokenisation, text analysis and natural-language processing in Python.
What’s included for free?
Ongoing-free software under Apache-2.0. No vendor run, export or project quota is imposed by this code licence. Runs use your own hardware; no hosted inference credits are included.
Where it runs: Local install
Provider information ↗Checked 2026-11-03
Before you use it
Apache-2.0. Preserve applicable notices and redistribution obligations. Model weights, datasets, voices, source media, dependencies and connected services have separate terms; this entry verifies the software route, not blanket model or output rights.
Provider terms can change. Check current pricing and usage rights before starting a project.