No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
publicsuffixlist has 1.5M monthly downloads and 79 GitHub stars. Version 1.0.2.20260703 supports Python 3.5+, first published in 2014.
It is showing limited recent maintenance under a copyleft license, last released in Jul 2026.
It is used by 24 tracked packages, including eml-parser, checkdmarc and parsedmarc.
Package Insights
Package Risks
- High bus factor: only 2 contributor(s) for this download volume
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
40
Popularity
41
Adoption
60
Community
30
Provenance
0
How the maintenance status was determined
Last commit
388 days ago
Monthly downloads
1,546,974
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
1,546,974
Stars
79
Stars per 1k downloads
0.05
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
44,743
Month daily avg
51,566
Momentum
-13.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.5
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
MPL-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
3 days ago
Total releases
374
Releases/year
32.2
•
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
2
Monthly downloads
1,546,974
•
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
33
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
7.1%
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
19.9K
Windows
242
macOS
124
Python Versions
3.12
53.6%
10.2K
3.11
27.3%
5.2K
3.14
8.2%
1.6K
3.13
5.5%
1.0K
3.10
5.4%
1.0K
Top Countries
1.
US
12.6K
US
2.
DE
3.2K
DE
3.
GB
3.1K
GB
4.
CZ
587
CZ
5.
IE
392
IE
6.
CA
288
CA
7.
JP
194
JP
8.
SG
159
SG
9.
IN
128
IN
10.
FR
110
FR
Used By
24
Package Information
License
MPL-2.0
First Release
November 23, 2014
Last Release
3 days ago
Last Commit
1 year ago
Latest Version
1.0.2.20260703
Total Releases
374
Contributors
2
Open PRs
0
Archived
No
Author
ko-zu
Wheels
py2
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh