No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
pylsqpack has 4M monthly downloads and 13 GitHub stars. Version 0.3.24 supports Python 3.10+, first published in 2019.
It is stably maintained under a permissive license, last released in Mar 2026.
It is used by 4 tracked packages, including aioquic, aioquic-mitmproxy and fritap.
Package Insights
Package Risks
- Moderate bus factor: only 6 contributor(s) for this download volume
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
65
Popularity
27
Adoption
60
Community
50
Provenance
0
How the maintenance status was determined
Last commit
99 days ago
Monthly downloads
4,027,112
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
4,027,112
Stars
13
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
120,074
Month daily avg
134,237
Momentum
-10.6%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=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
BSD-3-Clause
•
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
99 days ago
Total releases
33
Releases/year
4.7
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
6
Monthly downloads
4,027,112
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
45
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
42.9%
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
45.8K
Windows
4.1K
macOS
2.5K
Python Versions
3.12
39.7%
20.6K
3.13
25.8%
13.4K
3.14
14.1%
7.3K
3.11
11.0%
5.7K
3.10
9.4%
4.9K
Top Countries
1.
US
43.0K
US
2.
DE
3.0K
DE
3.
IN
953
IN
4.
CN
821
CN
5.
FI
520
FI
6.
GB
490
GB
7.
SG
374
SG
8.
BR
367
BR
9.
CA
346
CA
10.
JP
287
JP
Dependencies
0
No dependencies
Used By
4
Package Information
License
BSD-3-Clause
First Release
June 22, 2019
Last Release
3 months ago
Last Commit
3 months ago
Latest Version
0.3.24
Total Releases
33
Contributors
6
Open PRs
1
Archived
No
Python Versions
3
3.10
3.11
3.12
3.13
3.14
Wheels
cp310
cp35
cp37
cp38
cp39
pp37
pp38
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh