PyRank
hmmlearn

hmmlearn

Hidden Markov Models in Python, with scikit-learn like API
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

hmmlearn has 993K monthly downloads and 3K GitHub stars. Version 0.3.3 supports Python 3.8+, first published in 2015.

It is showing limited recent maintenance under a permissive license, last released in Oct 2024.

It is built on top of numpy, scikit-learn and scipy. It is used by 77 tracked packages, including pytimetk, macs3 and crepe.

Downloads
Day
37.2K
Week
235.5K
Month
992.7K
Stars
3.4K
Forks
754
Issues
70
Version
0.3.3

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
30
Popularity
78
Adoption
79
Community
70
Provenance
0
How the maintenance status was determined
Last commit
614 days ago
Monthly downloads
992,691
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
992,691
Stars
3,400
Stars per 1k downloads
3.43
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
33,646
Month daily avg
33,090
Momentum
+1.7%
((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 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
614 days ago
Total releases
13
Releases/year
1.1
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
44
Monthly downloads
992,691
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
71
 
Issue Burden
20.6
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
5.8%
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 36.2K
Windows 889
macOS 493

Python Versions

3.12
70.3% 25.4K
3.11
15.6% 5.6K
3.13
6.0% 2.2K
3.14
4.3% 1.6K
3.9
3.8% 1.4K

Top Countries

1. US US
32.8K
2. DE DE
2.7K
3. NL NL
362
4. SG SG
343
5. KR KR
333
6. IN IN
306
7. DK DK
271
8. FR FR
202
9. JP JP
140
10. CN CN
128

Package Information

License
BSD License
First Release
February 9, 2015
Last Release
1 year ago
Last Commit
1 year ago
Latest Version
0.3.3
Total Releases
13
Contributors
44
Open PRs
10
Archived
No
Author
David Cournapeau, Fabian Pedregosa, Gael Varoquaux, Sergei Lebedev, Antony Lee, Matthew Danielson
Python Versions
3
Wheels
cp27 cp310 cp311 cp312 cp313 cp33 cp34 cp35 cp36 cp37 cp38 cp39
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links