No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
hdbscan has 3.1M monthly downloads and 3K GitHub stars. Version 0.8.44 supports Python 3.10+, first published in 2015.
It is actively maintained under a permissive license, last released in Jun 2026.
It is built on top of joblib, numpy and scikit-learn. It is used by 210 tracked packages, including bertopic, wisent and querysource.
GitHub topics include machine-learning, machine-learning-algorithms and clustering.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
76
Adoption
60
Community
80
Provenance
0
How the maintenance status was determined
Last commit
24 days ago
Monthly downloads
3,058,997
•
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
3,058,997
Stars
3,125
Stars per 1k downloads
1.02
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
83,523
Month daily avg
101,967
Momentum
-18.1%
((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
BSD
•
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
35 days ago
Total releases
60
Releases/year
5.6
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
105
Monthly downloads
3,058,997
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
72
Issue Burden
113.0
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
19.7%
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
56.4K
Windows
1.0K
macOS
836
Python Versions
3.12
36.7%
20.2K
3.11
34.3%
18.8K
3.10
14.2%
7.8K
3.13
9.2%
5.1K
3.14
5.6%
3.1K
Top Countries
1.
US
50.9K
US
2.
DE
1.5K
DE
3.
NL
931
NL
4.
IE
735
IE
5.
KR
671
KR
6.
JP
624
JP
7.
CN
603
CN
8.
SG
486
SG
9.
IN
307
IN
10.
GB
212
GB
Dependencies
4
- joblib >=1.0
- numpy <3,>=1.20
- scikit-learn >=1.6
- scipy >=1.0
Used By
210
- bertopic
- wisent
- querysource
- ydata-sdk
- top2vec
- bertrend
- reflexio-ai
- claude-sql
- exprmat
- kura
- embedding-explorer
- bioamla
- hal-spatial-harness
- linktransformer
- peptcrnet
- soaking
- temporal-embeddings-compass
- gnomad
- rtsvg
- github-twin
- sdcat
- pathogen-embed
- speakerlab
- narrativemapper
- atarva
- nanomotif
- nordlys
- senko
- astrocast
- cleanframes
- graph-attention-student
- holistic-math-harness
- tridesclous
- simplevecdb
- archival-structures
- architxt
- ontocast
- episodiq-ai
- antm
- masster
- cadence-core
- poriscope
- text-lloom
- topicgpt
- amazon-denseclus
- interactive-topic-model
- pydant
- kosh
- almos-kit
- pyflasc
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
BSD
First Release
October 10, 2015
Last Release
1 month ago
Last Commit
3 weeks ago
Latest Version
0.8.44
Total Releases
60
Contributors
105
Open PRs
28
Archived
No
Python Versions
3.10
3.11
3.12
3.13
3.14
Wheels
cp27
cp310
cp311
cp312
cp313
cp314
cp34
cp35
cp36
cp37
cp38
cp39
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh