PyRank
rogdham

backports-zstd

Backport of PEP-784 “adding Zstandard to the standard library”
PyPI GitHub Verified repo
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

backports-zstd has 83.5M monthly downloads and 28 GitHub stars. Version 1.6.0 supports Python <3.14,>=3.10, first published in 2025.

It is actively maintained under a permissive license, last released in Jun 2026.

It is used by 38 tracked packages, including hatch, py7zr and pyzstd.

GitHub topics include backport, backports and compress.

Downloads
Day
2.4M
Week
16.4M
Month
83.5M
Stars
28
Forks
5
Issues
1
Version
1.6.0

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
80
Popularity
28
Adoption
60
Community
10
Provenance
100
How the maintenance status was determined
Last commit
22 days ago
Monthly downloads
83,475,716
• 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
83,475,716
Stars
28
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
2,345,118
Month daily avg
2,782,524
Momentum
-15.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
<3.14,>=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
PSF-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
22 days ago
Total releases
12
Releases/year
10.3
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
3
Monthly downloads
83,475,716
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
28
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
60.0%
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 1.5M
Windows 25.7K
macOS 15.7K

Python Versions

3.10
42.4% 646.6K
3.12
26.7% 406.9K
3.11
23.2% 352.9K
3.13
7.0% 107.2K
3.14
0.7% 10.7K

Top Countries

1. US US
1.3M
2. SG SG
34.2K
3. DE DE
28.5K
4. NL NL
19.5K
5. CA CA
19.1K
6. IE IE
14.6K
7. AU AU
14.4K
8. IN IN
11.5K
9. JP JP
11.4K
10. GB GB
9.2K
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
PSF-2.0
First Release
May 8, 2025
Last Release
3 weeks ago
Last Commit
3 weeks ago
Latest Version
1.6.0
Total Releases
12
Contributors
3
Open PRs
0
Archived
No
Python Versions
3 3.10 3.11 3.12 3.13
Wheels
cp310 cp311 cp312 cp313 cp39 pp310 pp311
Keywords
backport backports pep-784 zstd
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links