No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
diffrax has 252K monthly downloads and 2K GitHub stars. Version 0.7.2 supports Python 3.11+, first published in 2022.
It is actively maintained under a permissive license, last released in Feb 2026.
It is built on top of equinox, jax and jaxtyping. It is used by 105 tracked packages, including dynamiqs, openscvx and flowmc.
GitHub topics include differential-equations, jax and deep-learning.
Package Insights
Package Risks
- No releases in 123 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
69
Adoption
84
Community
50
Provenance
0
How the maintenance status was determined
Last commit
16 days ago
Monthly downloads
252,073
•
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
252,073
Stars
2,060
Stars per 1k downloads
8.17
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
9,938
Month daily avg
8,402
Momentum
+18.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.11
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 License 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
140 days ago
Total releases
24
Releases/year
5.4
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
43
Monthly downloads
252,073
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
57
Issue Burden
102.9
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
23.1%
contrib / forks
Stale Release
123d
PR Velocity
Active
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
3.6K
macOS
279
Windows
89
Python Versions
3.12
37.3%
1.4K
3.14
27.5%
1.1K
3.11
25.4%
982
3.13
7.2%
279
3.10
2.5%
98
Top Countries
1.
US
3.7K
US
2.
BE
212
BE
3.
FR
134
FR
4.
HK
56
HK
5.
SG
45
SG
6.
JP
20
JP
7.
DE
18
DE
8.
NL
13
NL
9.
TW
10
TW
10.
GB
8
GB
Dependencies
7
- equinox >=0.11.10
- jax >=0.4.38
- jaxtyping >=0.2.24
- lineax >=0.0.5
- optimistix >=0.1.0
- typing-extensions >=4.5.0
- wadler-lindig >=0.1.1
16 optional dependencies
- beartype[tests]
- griffe[docs]
- hippogriffe[docs]
- jaxlib[tests]
- mkdocs[docs]
- mkdocs-include-exclude-files[docs]
- mkdocs-ipynb[docs]
- mkdocs-material[docs]
- mkdocstrings[docs]
- mkdocstrings-python[docs]
- optax[tests]
- pre-commit[dev]
- pymdown-extensions[docs]
- pytest[tests]
- scipy[tests]
- tqdm[tests]
Used By
105
- dynamiqs
- openscvx
- flowmc
- desc-opt
- sbijax
- fwl-zalmoxis
- tvboptim
- circulax
- spectraxgk
- pyrcel
- qutip-jax
- epimodels
- moscot
- bayinx
- cd-dynamax
- abcmb
- trajopt
- astrodynx
- qml-essentials
- pycollimator
- jaxace
- climemu
- bijx
- jax-sysid
- jaxley-mech
- desc-v2
- pyrovelocity
- clearbox-synthetic-kit
- dynestyx
- rectified-flows
- cellflow-tools
- off
- diffraxtra
- sbgm
- catalax
- sigway
- raytrax
- sbiax
- jaxprop
- eulerpi
- safe-autonomy-simulation
- openreservoircomputing
- gensbi
- nurbspy
- jaxkineticmodel
- pcgym
- opifex
- hyprfine
- essos
- stormi
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
Apache License 2.0
First Release
February 7, 2022
Last Release
4 months ago
Last Commit
2 weeks ago
Latest Version
0.7.2
Total Releases
24
Contributors
43
Open PRs
24
Archived
No
Python Versions
3
Wheels
py3
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh