PyRank
snowballstem

snowballstemmer

Snowball compiler and stemming algorithms
PyPI GitHub Verified repo
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

snowballstemmer has 35.9M monthly downloads and 865 GitHub stars. Version 3.1.1 supports Python 3.3+, first published in 2013.

It is actively maintained under a permissive license, last released in Jun 2026.

It is used by 129 tracked packages, including sphinx, pydocstyle and crawl4ai.

Downloads
Day
1.1M
Week
7.7M
Month
35.9M
Stars
865
Forks
206
Issues
23
Version
3.1.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
64
Adoption
70
Community
65
Provenance
100
How the maintenance status was determined
Last commit
4 days ago
Monthly downloads
35,940,205
• 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
35,940,205
Stars
865
Stars per 1k downloads
0.02
• 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
1,100,735
Month daily avg
1,198,007
Momentum
-8.1%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.3
Cutting Edge
Minimum supported version is 3.12 or newer
Modern
Minimum supported version is 3.9, 3.10, or 3.11
• Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
BSD-3-Clause
• 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
34 days ago
Total releases
15
Releases/year
1.1
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
43
Monthly downloads
35,940,205
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
69
 
Issue Burden
26.6
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
20.9%
contrib / forks
Stale Release
No
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 605.1K
Windows 18.7K
macOS 11.9K

Python Versions

3.12
30.6% 170.0K
3.11
23.8% 132.4K
3.10
19.8% 110.0K
3.13
13.5% 75.1K
3.14
12.2% 67.7K

Top Countries

1. US US
503.9K
2. DE DE
27.0K
3. SG SG
26.0K
4. IE IE
17.7K
5. CN CN
11.4K
6. GB GB
11.0K
7. HK HK
8.7K
8. NL NL
6.9K
9. JP JP
4.3K
10. FR FR
3.9K

Package Information

License
BSD-3-Clause
First Release
February 15, 2013
Last Release
1 month ago
Last Commit
4 days ago
Latest Version
3.1.1
Total Releases
15
Contributors
43
Open PRs
6
Archived
No
Author
Snowball Developers
Python Versions
3 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
py2 py3
Keywords
stemmer
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links