PyRank
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license-expression

Utility library to parse, normalize and compare License expressions for Python using a boolean logic engine. For expressions using SPDX or any other license id scheme.
PyPI GitHub
More links
Download Stats
Monthly downloads
36.3M
Weekly downloads
10.0M
GitHub stars
74

Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.

Package Information

Latest Version
30.4.4
Requires Python
>=3.9
Licence
Apache-2.0
Last Release
1 year ago
Author
nexB. Inc. and others
First Release
August 23, 2016
Total Releases
44
Python Versions
3
No reported malware or high/critical advisories · Details

The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
65
Popularity
42
Adoption
90
Community
80
Provenance
0
How the maintenance status was determined
Last commit
154 days ago
Monthly downloads
36,324,882
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
36,324,882
Stars
74
Stars per 1k downloads
0.00
• 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
1,425,554
Month daily avg
1,210,829
Momentum
+17.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
More insights and metrics
Python version support tiers
requires_python
>=3.9
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-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
451 days ago
Total releases
44
Releases/year
4.3
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
33
Monthly downloads
36,324,882
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
71
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
89.2%
contrib / forks
Stale Release
296d
 
PR Velocity
Quiet
 
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 989.7K
Windows 25.6K
macOS 13.7K

Python Versions

3.12
48.0% 483.6K
3.13
20.9% 210.9K
3.11
16.8% 169.6K
3.14
12.6% 127.3K
3.10
1.5% 15.3K

Top Countries

1. US US
808.7K
2. DE DE
71.8K
3. FI FI
34.2K
4. NL NL
13.7K
5. GB GB
12.0K
6. FR FR
8.5K
7. CA CA
8.1K
8. SE SE
7.5K
9. JP JP
5.9K
10. IN IN
4.7K

Weekly Downloads

GitHub Stars

Dependencies

1
12 optional dependencies

Used By

52
View all 52 dependents

Repository details

Forks
37
Issues
24
Last Commit
5 months ago
Contributors
33
Open PRs
10
Archived
No

Data and sources

Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh
Keywords
open source license expression license spdx boolean parse expression normalize expression compare expression licence
Sources and methodology