PyRank
benfred

py-spy

Sampling profiler for Python programs
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

py-spy has 22.1M monthly downloads and 15K GitHub stars. Version 0.4.2, first published in 2018.

It is stably maintained under a permissive license, last released in Apr 2026.

It is used by 26 tracked packages, including sglang, torchmonarch and nomad-lab.

GitHub topics include profiler, performance-analysis and profiling.

Downloads
Day
661.3K
Week
4.9M
Month
22.1M
Stars
15.3K
Forks
532
Issues
188
Version
0.4.2

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
80
Popularity
85
Adoption
70
Community
60
Provenance
0
How the maintenance status was determined
Last commit
60 days ago
Monthly downloads
22,111,727
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
22,111,727
Stars
15,312
Stars per 1k downloads
0.69
• 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
700,720
Month daily avg
737,058
Momentum
-4.9%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
Not specified
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
Package does not declare a minimum Python version.
License categories
License
MIT License
• 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
73 days ago
Total releases
41
Releases/year
5.2
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
53
Monthly downloads
22,111,727
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
53
 
Issue Burden
12.3
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
10.0%
contrib / forks
Stale Release
No
 
PR Velocity
Active
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 439.0K
macOS 2.6K
Windows 2.0K

Python Versions

3.12
36.9% 160.7K
3.10
26.4% 115.1K
3.11
20.0% 87.3K
3.13
11.2% 48.6K
3.14
5.5% 23.8K

Top Countries

1. US US
362.1K
2. CN CN
10.6K
3. IN IN
5.9K
4. AU AU
5.5K
5. SG SG
5.4K
6. SE SE
5.4K
7. NL NL
5.1K
8. KR KR
4.9K
9. DE DE
4.8K
10. JP JP
4.4K
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
MIT License
First Release
August 1, 2018
Last Release
2 months ago
Last Commit
2 months ago
Latest Version
0.4.2
Total Releases
41
Contributors
53
Open PRs
45
Archived
No
Python Versions
2 3
Wheels
cp27 cp35 cp36 py2 py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links