PyPI Stats
zama-ai

concrete-ml

Concrete ML: Privacy Preserving ML framework using Fully Homomorphic Encryption (FHE), built on top of Concrete, with bindings to traditional ML frameworks.
PyPI GitHub
Downloads
Day
36
Week
351
Month
2.1K
Stars
1.4K
Forks
198
Issues
18
Version
1.9.0

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
65
Popularity
67
Adoption
33
Community
50
How the maintenance status was determined
Last commit
107 days ago
Monthly downloads
2,150
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
2,150
Stars
1,426
Stars per 1k downloads
663.26
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
50
Month daily avg
72
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
Python version support tiers
requires_python
<3.13,>=3.8.1
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-3-Clause-Clear
• 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
396 days ago
Total releases
32
Releases/year
7.4
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
41
Monthly downloads
2,150
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
56
 
Issue Burden
12.6
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
20.7%
contrib / forks
Stale Release
288d
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 14
macOS 2

Python Versions

3.12
50.0% 8
3.10
25.0% 4
3.9
25.0% 4

Top Countries

1. RU RU
31
2. IN IN
6
3. SG SG
6
4. US US
3
5. VN VN
2
6. CA CA
1

Dependencies

18

Used By

2

Package Information

License
BSD-3-Clause-Clear
First Release
January 13, 2022
Last Release
1 year ago
Last Commit
3 months ago
Latest Version
1.9.0
Total Releases
32
Contributors
41
Open PRs
4
Archived
No
Author
Zama
Python Versions
3 3.8 3.9 3.10 3.11 3.12
Wheels
py3
Keywords
FHE homomorphic encryption privacy security
Topics
python data-science privacy torch scikit-learn homomorphic-encryption machine-learning fhe tfhe ppml fully-homomorphic-encryption
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links