PyRank
mpi4py

mpi4py

Python bindings for MPI
PyPI GitHub Verified repo
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

mpi4py has 1M monthly downloads and 915 GitHub stars. Version 4.1.2 supports Python 3.8+, first published in 2006.

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

It is used by 270 tracked packages, including bodo, tensorrt-llm and pyfr.

GitHub topics include parallel-computing, mpi and mpi-library.

Shared Repository
This package shares its GitHub repository (mpi4py/mpi4py) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
23.4K
Week
187.7K
Month
1.0M
Stars
915
Forks
134
Issues
5
Version
4.1.2

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
62
Adoption
60
Community
50
Provenance
100
How the maintenance status was determined
Last commit
8 days ago
Monthly downloads
1,024,463
• 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
1,024,463
Stars
915
Stars per 1k downloads
0.89
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
26,821
Month daily avg
34,149
Momentum
-21.5%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.8
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
51 days ago
Total releases
27
Releases/year
1.4
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
31
Monthly downloads
1,024,463
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
65
 
Issue Burden
5.5
per 1k stars
Discussions
77.6
per 1k stars
Fork Ratio
23.1%
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 14.3K
macOS 279
Windows 151

Python Versions

3.10
40.4% 5.6K
3.12
21.7% 3.0K
3.11
17.0% 2.3K
3.13
16.5% 2.3K
3.14
4.3% 602

Top Countries

1. US US
11.4K
2. SG SG
754
3. IE IE
672
4. CN CN
520
5. DE DE
194
6. HK HK
187
7. IL IL
183
8. GB GB
180
9. RU RU
140
10. CA CA
89
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
BSD-3-Clause
First Release
October 15, 2006
Last Release
1 month ago
Last Commit
1 week ago
Latest Version
4.1.2
Total Releases
27
Contributors
31
Open PRs
1
Archived
No
Author
Lisandro Dalcin
Python Versions
3 3.8 3.9 3.10 3.11 3.12 3.13 3.14
Wheels
cp26 cp27 cp310 cp311 cp312 cp313 cp314 cp33 cp34 cp35 cp36 cp37 cp38 cp39 pp310 pp311 pp37 pp38 pp39
Keywords
scientific computing parallel computing message passing interface MPI
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links