PyPI Stats
karpierz

jni

Python bridge for the Java Native Interface.
PyPI GitHub
Downloads
Day
21
Week
101
Month
1.2K
Stars
31
Forks
2
Issues
0
Version
1.2.0b1

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
50
Popularity
25
Adoption
30
Community
0
How the maintenance status was determined
Last commit
323 days ago
Monthly downloads
1,216
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
1,216
Stars
31
Stars per 1k downloads
25.49
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
14
Month daily avg
41
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
Python version support tiers
requires_python
<4.0.0,>=3.10.0
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
CC-BY-NC-ND-4.0 OR LicenseRef-Proprietary
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
323 days ago
Total releases
20
Releases/year
3.2
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
1
Monthly downloads
1,216
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
11
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
50.0%
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 5
Windows 2

Python Versions

3.11
57.1% 4
3.13
28.6% 2
3.12
14.3% 1

Top Countries

1. US US
5
2. CN CN
2
3. CA CA
1

Dependencies

2
13 optional dependencies

Used By

3

Package Information

License
CC-BY-NC-ND-4.0 OR LicenseRef-Proprietary
First Release
February 27, 2020
Last Release
10 months ago
Last Commit
10 months ago
Latest Version
1.2.0b1
Total Releases
20
Contributors
1
Open PRs
0
Archived
No
Author
Adam Karpierz
Python Versions
3 3.10 3.11 3.12 3.13 3.14
Wheels
cp310 cp311 cp312 cp313 cp314 cp37 cp38 cp39 pp310 pp311 pp39
Keywords
jni jvm jtypes jt jpype jep pyjnius jpy javabridge pyjava jcc py4j jython java pythonjava rubicon-java
Topics
-
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links