PyPI Stats
idaholab

montepy

MontePy is the most user friendly Python library (API) to read, edit, and write MCNP input files.
PyPI GitHub
Downloads
Day
42
Week
1.2K
Month
5.1K
Stars
61
Forks
20
Issues
104
Version
1.4.0

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
90
Popularity
38
Adoption
57
Community
60
How the maintenance status was determined
Last commit
15 days ago
Monthly downloads
5,064
• 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
5,064
Stars
61
Stars per 1k downloads
12.05
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
171
Month daily avg
169
Momentum
+1.1%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.12
• 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
• 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
18 days ago
Total releases
32
Releases/year
13.8
• 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
12
Monthly downloads
5,064
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
69
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
60.0%
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 175
macOS 2

Python Versions

3.9
97.7% 173
3.12
1.1% 2
3.14
1.1% 2

Top Countries

1. SG SG
173
2. US US
5
3. GB GB
2
4. CA CA
1

Dependencies

2
29 optional dependencies

Used By

0
Not used by any tracked packages

Package Information

License
MIT
First Release
January 10, 2024
Last Release
2 weeks ago
Last Commit
2 weeks ago
Latest Version
1.4.0
Total Releases
32
Contributors
12
Open PRs
2
Archived
No
Python Versions
3.12 3.13 3.14
Wheels
py3
Keywords
MCNP neutronics imcnp input file monte carlo radiation transport
Topics
mcnp6 monte-carlo neutronics api radiation-transport mcnp hacktoberfest
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links