PyRank
python-greenlet

greenlet

Lightweight in-process concurrent programming
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

greenlet has 446.9M monthly downloads and 2K GitHub stars. Version 3.5.3 supports Python 3.10+, first published in 2006.

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

It is used by 977 tracked packages, including sqlalchemy, playwright and gevent.

Downloads
Day
14.2M
Week
102.5M
Month
446.9M
Stars
1.8K
Forks
270
Issues
23
Version
3.5.3

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
100
Popularity
70
Adoption
70
Community
60
Provenance
0
How the maintenance status was determined
Last commit
5 days ago
Monthly downloads
446,917,558
• 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
446,917,558
Stars
1,829
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
14,638,420
Month daily avg
14,897,252
Momentum
-1.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python 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
MIT AND 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
10 days ago
Total releases
66
Releases/year
3.2
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
79
Monthly downloads
446,917,558
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
60
 
Issue Burden
12.6
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
29.3%
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 9.9M
Windows 227.6K
macOS 66.7K

Python Versions

3.12
40.4% 3.8M
3.11
22.3% 2.1M
3.10
16.2% 1.5M
3.13
15.9% 1.5M
3.14
5.1% 481.8K

Top Countries

1. US US
7.9M
2. DE DE
301.5K
3. IE IE
230.9K
4. SG SG
224.9K
5. IN IN
204.4K
6. NL NL
185.0K
7. JP JP
140.0K
8. GB GB
100.8K
9. AU AU
86.4K
10. BR BR
85.1K

Package Information

License
MIT AND PSF-2.0
First Release
January 10, 2006
Last Release
1 week ago
Last Commit
5 days ago
Latest Version
3.5.3
Total Releases
66
Contributors
79
Open PRs
3
Archived
No
Python Versions
3 3.10 3.11 3.12 3.13 3.14 3.15
Wheels
cp26 cp27 cp310 cp311 cp312 cp313 cp314 cp315 cp33 cp34 cp35 cp36 cp37 cp38 cp39
Keywords
greenlet coroutine concurrency threads cooperative
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links