PyRank
zarr-developers

numcodecs

A Python package providing buffer compression and transformation codecs for use in data storage and communication applications.
PyPI GitHub
Downloads
Day
287.8K
Week
1.6M
Month
6.8M
Stars
147
Forks
111
Issues
93
Version
0.16.5

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
50
Adoption
70
Community
90
How the maintenance status was determined
Last commit
8 days ago
Monthly downloads
6,819,603
• 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
6,819,603
Stars
147
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
221,655
Month daily avg
227,320
Momentum
-2.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.11
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
MIT
• 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
182 days ago
Total releases
51
Releases/year
5.3
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
66
Monthly downloads
6,819,603
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
79
 
Issue Burden
632.7
per 1k stars
Discussions
6.8
per 1k stars
Fork Ratio
59.5%
contrib / forks
Stale Release
174d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 125.9K
macOS 3.4K
Windows 2.8K

Python Versions

3.12
65.4% 84.3K
3.11
17.7% 22.9K
3.13
9.9% 12.7K
3.10
4.9% 6.4K
3.14
2.0% 2.6K

Top Countries

1. US US
101.3K
2. NL NL
8.8K
3. IE IE
5.2K
4. SG SG
2.7K
5. BE BE
2.5K
6. CN CN
2.3K
7. GB GB
2.2K
8. HK HK
1.3K
9. CA CA
1.3K
10. DE DE
976

Package Information

License
MIT
First Release
September 19, 2016
Last Release
6 months ago
Last Commit
1 week ago
Latest Version
0.16.5
Total Releases
51
Contributors
66
Open PRs
30
Archived
No
Python Versions
3
Wheels
cp310 cp311 cp312 cp313 cp314 cp35 cp36 cp37 cp38 cp39
Tracking Since
January 6, 2026
Data Updated
May 17, 2026
Data Freshness
Fresh

Links