No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
willow has 2.3M monthly downloads and 282 GitHub stars. Version 1.12.0 supports Python 3.10+, first published in 2014.
It is stably maintained under a permissive license, last released in Oct 2025.
It is built on top of defusedxml and filetype. It is used by 6 tracked packages, including wagtail, willow-stubs and photoresizer.
Package Insights
Package Risks
- No releases in 133 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
65
Popularity
51
Adoption
60
Community
65
Provenance
100
How the maintenance status was determined
Last commit
119 days ago
Monthly downloads
2,296,243
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
2,296,243
Stars
282
Stars per 1k downloads
0.12
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
21,977
Month daily avg
76,541
Momentum
-71.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.10
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 License
•
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
253 days ago
Total releases
33
Releases/year
2.8
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
55
Monthly downloads
2,296,243
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
68
Issue Burden
60.3
per 1k stars
Discussions
7.1
per 1k stars
Fork Ratio
110.0%
contrib / forks
Stale Release
133d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
11.2K
Windows
60
macOS
58
Python Versions
3.12
32.8%
3.4K
3.11
27.3%
2.8K
3.13
19.8%
2.0K
3.14
10.8%
1.1K
3.10
9.2%
948
Top Countries
1.
US
8.0K
US
2.
GB
917
GB
3.
IE
419
IE
4.
SG
419
SG
5.
DE
340
DE
6.
NL
309
NL
7.
AU
138
AU
8.
FR
134
FR
9.
HK
104
HK
10.
IN
80
IN
Dependencies
2
- defusedxml <1.0,>=0.7
- filetype !=1.1.0,>=1.0.10
10 optional dependencies
- coverage[testing]
- pillow[pillow]
- pillow-heif[heif]
- pre-commit[testing]
- sphinx[docs]
- sphinx-copybutton[docs]
- sphinx-wagtail-theme[docs]
- sphinxcontrib-spelling[docs]
- wand[wand]
- willow[testing]
Package Information
License
BSD License
First Release
November 10, 2014
Last Release
8 months ago
Last Commit
4 months ago
Latest Version
1.12.0
Total Releases
33
Contributors
55
Open PRs
5
Archived
No
Python Versions
3
3.10
3.11
3.12
3.13
3.14
Wheels
py2
py3
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh