PyRank
pytorch

opacus

Training PyTorch models with differential privacy
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

opacus has 133K monthly downloads and 2K GitHub stars. Version 1.6.0 supports Python 3.7.5+, first published in 2020.

It is actively maintained under a permissive license, last released in May 2026.

It is built on top of numpy, opt-einsum and scipy. It is used by 30 tracked packages, including gandlf, mostlyai-engine and synthcity.

GitHub topics include differential-privacy, privacy-preserving-machine-learning and deep-learning.

Downloads
Day
5.5K
Week
37.6K
Month
132.6K
Stars
1.9K
Forks
396
Issues
61
Version
1.6.0

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
72
Adoption
91
Community
80
Provenance
0
How the maintenance status was determined
Last commit
22 days ago
Monthly downloads
132,636
• 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
132,636
Stars
1,937
Stars per 1k downloads
14.60
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
5,375
Month daily avg
4,421
Momentum
+21.6%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.7.5
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
62 days ago
Total releases
27
Releases/year
4.5
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
76
Monthly downloads
132,636
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
31.5
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
19.2%
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 4.0K
macOS 83
Windows 44

Python Versions

3.12
78.3% 3.2K
3.11
10.6% 429
3.10
6.4% 258
3.13
3.2% 129
3.9
1.5% 59

Top Countries

1. US US
3.8K
2. CN CN
92
3. SG SG
73
4. DE DE
38
5. FR FR
25
6. SE SE
25
7. TW TW
22
8. NZ NZ
18
9. IN IN
16
10. NL NL
16
GitHub Topics
Tags from the package's GitHub repository describing what it does.

Package Information

License
Apache-2.0
First Release
July 24, 2020
Last Release
2 months ago
Last Commit
3 weeks ago
Latest Version
1.6.0
Total Releases
27
Contributors
76
Open PRs
18
Archived
No
Author
The Opacus Team
Wheels
py3
Keywords
PyTorch Differential Privacy DP-SGD DP SGD Privacy Preserving Machine Learning PPML PPAI
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links