Package Insights
Package Risks
- No releases in 299 days despite active commits
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
100
Popularity
62
Adoption
40
Community
75
How the maintenance status was determined
Last commit
2 days ago
Monthly downloads
12,196
•
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
12,196
Stars
658
Stars per 1k downloads
53.95
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
186
Month daily avg
407
Momentum
-54.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.10.0
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-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
301 days ago
Total releases
45
Releases/year
7.3
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
45
Monthly downloads
12,196
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
73
Issue Burden
57.8
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
22.4%
contrib / forks
Stale Release
299d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
55
macOS
6
Python Versions
3.11
53.3%
32
3.12
21.7%
13
3.10
18.3%
11
3.13
5.0%
3
3.7
1.7%
1
Top Countries
1.
US
93
US
2.
CA
1
CA
3.
CN
1
CN
4.
GB
1
GB
Dependencies
6
- absl-py
- cirq-core ~=1.0
- numpy >=1.26.0
- pybind11
- setuptools >=75.2.0
- typing-extensions
6 optional dependencies
- black[dev]
- cmake[dev]
- flynt[dev]
- py-cpuinfo[dev]
- pytest[dev]
- pytest-xdist[dev]
Used By
1
Package Information
License
Apache-2.0
First Release
March 3, 2020
Last Release
10 months ago
Last Commit
2 days ago
Latest Version
0.22.0
Total Releases
45
Contributors
45
Open PRs
8
Archived
No
Author
The qsim/qsimh Developers
Python Versions
3
3.10
3.11
3.12
3.13
Wheels
cp311
Keywords
algorithms
api
application programming interface
cirq
google quantum
google
nisq
python
quantum algorithm development
quantum circuit simulator
quantum computer simulator
quantum computing
quantum computing research
quantum programming
quantum simulation
quantum
schrödinger-feynman simulation
sdk
simulation
state vector simulator
software development kit
Topics
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh