Open source for data and AI

749 projects · 101 relicensed

nltk license, foundation and stars

ML frameworks · Apache 2.0 (open source) · 14,766 stars

GitHub

NLTK Source

License history

LICENSE file

Apache 2.0 No license change recorded since the repository was created in 2009.

Latest release

No GitHub releases published; the project releases elsewhere (tags or its own site).

About and history
Repository
nltk/nltk · created Sep 7, 2009
Website
nltk.org
Language
Python
Foundation
None; run by its maintainers
GitHub detects
Apache-2.0
Stars per week
7 (GitHub weekly snapshots)

Weekly snapshots

Week ofStars
Nov 2, 202614,766
Oct 19, 202614,757
Oct 12, 202614,740
Sep 28, 202614,732
Sep 21, 202614,725

Changes

Stars per weekNov 3, 2026

Gains about 7 stars a week, down from 8.

Stars per weekOct 24, 2026

Gains about 8 stars a week, up from 5.

Stars per weekOct 16, 2026

Gains about 5 stars a week, down from 7.

Stars per weekOct 4, 2026

Gains about 7 stars a week.

TrackedSep 25, 2026

Now tracked, from nltk/nltk on GitHub.