No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
arch has 1.1M monthly downloads and 2K GitHub stars. Version 8.0.0 supports Python 3.10+, first published in 2014.
It is actively maintained, last released in Oct 2025.
It is built on top of numpy, packaging and pandas. It is used by 87 tracked packages, including riskfolio-lib, azureml-automl-runtime and hyper-sentinel.
GitHub topics include arch, volatility and bootstrap.
Package Insights
Package Risks
- No releases in 243 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
69
Adoption
80
Community
60
Provenance
0
How the maintenance status was determined
Last commit
14 days ago
Monthly downloads
1,092,643
•
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
1,092,643
Stars
1,536
Stars per 1k downloads
1.41
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
38,080
Month daily avg
36,421
Momentum
+4.6%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python 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
NCSA
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
258 days ago
Total releases
48
Releases/year
4.1
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
30
Monthly downloads
1,092,643
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
64
Issue Burden
17.6
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
10.5%
contrib / forks
Stale Release
243d
PR Velocity
Active
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
21.2K
Windows
877
macOS
435
Python Versions
3.12
50.5%
11.0K
3.11
25.6%
5.6K
3.10
10.3%
2.2K
3.13
8.7%
1.9K
3.14
5.0%
1.1K
Top Countries
1.
US
17.1K
US
2.
DE
2.4K
DE
3.
NL
653
NL
4.
SG
318
SG
5.
IE
235
IE
6.
FR
191
FR
7.
IN
170
IN
8.
CN
146
CN
9.
JP
142
JP
10.
AE
121
AE
Dependencies
5
- numpy <3,>=1.22.3
- packaging
- pandas >=1.4.0
- scipy >=1.8
- statsmodels >=0.13.0
52 optional dependencies
- black[dev]
- colorama[dev]
- coverage[test]
- cython[dev]
- cython[doc]
- flake8[dev]
- flake8-bugbear[dev]
- fonttools[doc]
- ipython[doc]
- isort[dev]
- jinja2[doc]
- jupyter[doc]
- jupyterlab[doc]
- jupyterlab[dev]
- jupyterlab-code-formatter[dev]
- matplotlib[doc]
- matplotlib[dev]
- meson[test]
- mypy[dev]
- nbconvert[doc]
- nbsphinx[doc]
- ninja[test]
- notebook[doc]
- numba[dev]
- numpy[doc]
- numpydoc[doc]
- packaging[dev]
- pandas[doc]
- patsy[doc]
- pickleshare[doc]
- pytest[dev]
- pytest[test]
- pytest-cov[dev]
- pytest-cov[test]
- pytest-randomly[test]
- pytest-randomly[dev]
- pytest-xdist[test]
- pytest-xdist[dev]
- pyupgrade[dev]
- ruff[dev]
- scipy[doc]
- seaborn[doc]
- seaborn[dev]
- setuptools[doc]
- setuptools-scm[dev]
- setuptools-scm[doc]
- sphinx[doc]
- sphinx-autodoc-typehints[doc]
- sphinx-immaterial[doc]
- statsmodels[doc]
- wheel[doc]
- zipp[dev]
Used By
87
- riskfolio-lib
- azureml-automl-runtime
- hyper-sentinel
- openbb-nightly
- vus
- openbb-econometrics
- rliable
- hydrotools-metrics
- timecopilot
- time-series-anomaly-detector
- pyhctsa
- rdtools
- okama
- frds
- aigroup-econ-mcp
- ml4t-diagnostic
- configmodel-mcmc
- openbb-terminal-nightly
- esek
- tsb-ad
- risktools
- teehr
- mvgarch
- midastrader
- harlstmgarch
- backtrader-contrib-lucidinvestor
- arbitragelab
- jupyter-quant
- qufin
- quantconnect-mcp
- minibt
- timeseries-compute
- stockdatamanager
- black-litterman-mcp
- betise
- dynamicts
- muarch
- vartests
- eetc-utils
- time-series-forecast-mcp
- metaforecast
- portfolioriskpro
- analyzerportfolio
- quantitativelib
- rift-engine-core
- fractime
- nwm-explorer
- backtest-reg
- numfolio
- tsb-uad
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
NCSA
First Release
September 3, 2014
Last Release
8 months ago
Last Commit
2 weeks ago
Latest Version
8.0.0
Total Releases
48
Contributors
30
Open PRs
26
Archived
No
Python Versions
3.10
3.11
3.12
3.13
Wheels
cp27
cp310
cp311
cp312
cp313
cp314
cp33
cp35
cp36
cp37
cp38
cp39
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh