Package Insights
Package Risks
- No releases in 383 days despite active commits
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
80
Popularity
49
Adoption
89
Community
90
How the maintenance status was determined
Last commit
10 days ago
Monthly downloads
92,751
•
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
92,751
Stars
153
Stars per 1k downloads
1.65
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
6,029
Month daily avg
3,092
Momentum
+95.0%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python 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
BSD 3-Clause 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
394 days ago
Total releases
12
Releases/year
2.4
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
72
Monthly downloads
92,751
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
88
Issue Burden
183.0
per 1k stars
Discussions
71.9
per 1k stars
Fork Ratio
84.7%
contrib / forks
Stale Release
383d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
370
Windows
39
macOS
6
Python Versions
3.11
46.3%
192
3.12
31.3%
130
3.13
14.9%
62
3.10
7.5%
31
Top Countries
1.
US
402
US
2.
CN
5
CN
3.
SG
4
SG
4.
CO
3
CO
5.
DE
2
DE
6.
IN
2
IN
7.
JP
2
JP
8.
NL
2
NL
9.
PL
2
PL
10.
SE
2
SE
Dependencies
4
8 optional dependencies
- matplotlib[full]
- matplotlib[graphics]
- pytest[tests]
- pytest[full]
- qiskit[qiskit]
- qiskit-aer[qiskit]
- qutip-qtrl[control]
- qutip-qtrl[full]
Package Information
License
BSD 3-Clause License
First Release
May 14, 2021
Last Release
1 year ago
Last Commit
1 week ago
Latest Version
0.4.1
Total Releases
12
Contributors
72
Open PRs
15
Archived
No
Author
Alexander Pitchford, Paul D. Nation, Robert J. Johansson, Chris Granade, Arne Grimsmo, Nathan Shammah, Shahnawaz Ahmed, Neill Lambert, Eric Giguere, Boxi Li, Jake Lishman
Python Versions
3
Wheels
py3
Topics
-
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh