PyRank
pympler

pympler

Development tool to measure, monitor and analyze the memory behavior of Python objects in a running Python application.
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

pympler has 5.7M monthly downloads and 1K GitHub stars. Version 1.1 supports Python 3.6+, first published in 2008.

It is showing limited recent maintenance under a permissive license, last released in Jun 2024.

It is built on top of pywin32. It is used by 115 tracked packages, including asv, cachier and cognee.

Downloads
Day
162.2K
Week
1.1M
Month
5.7M
Stars
1.4K
Forks
93
Issues
52
Version
1.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
30
Popularity
63
Adoption
60
Community
50
Provenance
0
How the maintenance status was determined
Last commit
395 days ago
Monthly downloads
5,670,684
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
5,670,684
Stars
1,405
Stars per 1k downloads
0.25
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
159,796
Month daily avg
189,023
Momentum
-15.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.6
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
Apache License, Version 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
738 days ago
Total releases
18
Releases/year
1.0
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
25
Monthly downloads
5,670,684
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
51
 
Issue Burden
37.0
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
26.9%
contrib / forks
Stale Release
343d
 
PR Velocity
Active
 

Weekly Downloads

GitHub Stars

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

Downloads by OS

Linux 81.4K
Windows 1.2K
macOS 1.2K

Python Versions

3.10
36.7% 26.7K
3.11
27.4% 19.9K
3.12
25.1% 18.3K
3.13
6.4% 4.7K
3.7
4.3% 3.1K

Top Countries

1. US US
53.2K
2. DE DE
15.2K
3. GB GB
5.0K
4. IE IE
3.8K
5. NL NL
1.9K
6. SG SG
1.1K
7. IN IN
1.1K
8. CN CN
567
9. HK HK
509
10. JP JP
330

Package Information

License
Apache License, Version 2.0
First Release
December 11, 2008
Last Release
2 years ago
Last Commit
1 year ago
Latest Version
1.1
Total Releases
18
Contributors
25
Open PRs
17
Archived
No
Author
Jean Brouwers, Ludwig Haehne, Robert Schuppenies
Python Versions
3 3.6 3.7 3.8 3.9 3.10 3.11 3.12
Wheels
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links