Known Vulnerability
The current version has a known security vulnerability. Review the advisory and consider upgrading.
Security Vulnerability
High
GHSA-8mgp-746c-j5xp
NLTK: Model-artifact APIs bypass pathsec and touch files outside allowed roots
Source: osv.dev · Flagged: 2 weeks ago
Monthly downloads
42.7M
Weekly downloads
10.2M
GitHub stars
14.7K
Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.
Package Information
Latest Version
Requires Python
>=3.10
Licence
Apache License, Version 2.0
Last Release
2 months ago
Author
NLTK Team
First Release
July 15, 2009
Total Releases
60
Python Versions
3.10
3.11
3.12
3.13
3.14
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
88
Adoption
80
Community
90
Provenance
0
How the maintenance status was determined
Last commit
9 days ago
Monthly downloads
42,705,202
•
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
42,705,202
Stars
14,737
Stars per 1k downloads
0.35
•
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
1,457,804
Month daily avg
1,423,507
Momentum
+2.4%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100More insights and metrics
Python version support tiers
requires_python
>=3.10
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
•
Legacy
Supports 3.10 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
Apache License, Version 2.0
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
64 days ago
Total releases
60
Releases/year
3.5
Rapid
Last release within 365 days and > 12 releases/year
•
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
455
Monthly downloads
42,705,202
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
•
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
78
Issue Burden
12.5
per 1k stars
Discussions
0.1
per 1k stars
Fork Ratio
14.9%
contrib / forks
Stale Release
No
PR Velocity
Quiet
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
889.6K
Windows
16.5K
macOS
8.6K
Python Versions
3.12
45.3%
379.4K
3.11
20.5%
171.7K
3.13
18.0%
151.0K
3.10
8.9%
74.5K
3.14
7.2%
60.2K
Top Countries
1.
US
749.1K
US
2.
DE
25.5K
DE
3.
JP
17.8K
JP
4.
NL
15.5K
NL
5.
SG
11.6K
SG
6.
GB
10.1K
GB
7.
IE
9.6K
IE
8.
IN
9.3K
IN
9.
CA
9.1K
CA
10.
BE
5.2K
BE
Weekly Downloads
GitHub Stars
Dependencies
5
- click
- defusedxml
- joblib
- regex >=2021.8.3
- tqdm
16 optional dependencies
-
matplotlib[all]extra == "all"
-
matplotlib[plot]extra == "plot"
-
numpy[machine-learning]extra == "machine-learning"
-
numpy[all]extra == "all"
-
pyparsing[all]extra == "all"
-
pyparsing[tgrep]extra == "tgrep"
-
python-crfsuite[machine-learning]extra == "machine-learning"
-
python-crfsuite[all]extra == "all"
-
requests[corenlp]extra == "corenlp"
-
requests[all]extra == "all"
-
scikit-learn[machine-learning]extra == "machine-learning"
-
scikit-learn[all]extra == "all"
-
scipy[machine-learning]extra == "machine-learning"
-
scipy[all]extra == "all"
-
twython[all]extra == "all"
-
twython[twitter]extra == "twitter"
Used By
2663
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- safety 4.5M/mo
- llama-index 2.9M/mo
- textblob 2.7M/mo
- crawl4ai 1.3M/mo
- llama-index-legacy 1.1M/mo
- textstat 1.1M/mo
- evidently 849.0K/mo
- airbyte-cdk 635.2K/mo
- g2p-en 513.3K/mo
Repository details
GitHub Topics
Data and sources
Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh