PyPI · pypi:skl2onnx

skl2onnx active

Convert scikit-learn models to ONNX

The latest stable version of skl2onnx is 1.20.0, published on 2026-01-30. Verified by Vigia on 2026-11-13.

Latest stable version	1.20.0
Published	2026-01-30 10:52:05 UTC
Install	`pip install --upgrade skl2onnx`
Requires	`python >=3.8`
License	Apache License v2.0
Advisories on latest version	none known
Last verified	2026-11-13 11:26:22 UTC
Sources	pypi.org

Maintenance

Activity	slowing down
Last stable release	2026-01-30 10:52:05 UTC · 287 days ago
Stable releases in the last 12 months	1
Published versions	40

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Version	Published
`1.20.0`	2026-01-30 10:52:05 UTC
`1.19.1`	2025-05-28 17:37:00 UTC
`1.19.0`	2025-05-28 16:35:32 UTC
`1.18.0`	2024-12-18 07:25:06 UTC
`1.17.0`	2024-05-30 12:27:59 UTC
`1.16.0`	2023-12-12 05:49:35 UTC
`1.15.0`	2023-08-07 08:59:18 UTC
`1.14.1`	2023-05-09 07:52:18 UTC
`1.14.0`	2023-03-02 06:05:57 UTC
`1.13`	2022-09-26 07:38:12 UTC
`1.12`	2022-08-04 04:30:47 UTC
`1.11.2`	2022-05-24 12:43:29 UTC
`1.11.1`	2022-03-31 11:27:01 UTC
`1.11`	2022-02-28 10:51:55 UTC
`1.10.4`	2022-01-19 14:21:03 UTC
`1.10.3`	2021-11-26 11:04:34 UTC
`1.10.2`	2021-11-19 12:26:45 UTC
`1.10.0`	2021-10-02 08:08:17 UTC
`1.9.3`	2021-09-21 07:29:11 UTC
`1.9.2`	2021-08-17 12:34:13 UTC

Showing the 20 most recent of 40 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

Runtime	Newest compatible version
`python 3.8`	`1.20.0`
`python 3.9`	`1.20.0`
`python 3.10`	`1.20.0`
`python 3.11`	`1.20.0`
`python 3.12`	`1.20.0`
`python 3.13`	`1.20.0`

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Frequently asked questions

What is the latest version of skl2onnx?

The latest stable version of skl2onnx is 1.20.0, published on 2026-01-30. Verified by Vigia on 2026-11-13.

How do I install the latest version of skl2onnx?

Run pip install --upgrade skl2onnx. The latest stable version is 1.20.0 (verified 2026-11-13).

Is skl2onnx deprecated?

No. skl2onnx is not marked as deprecated in the registry.

Which Python version does skl2onnx require?

skl2onnx 1.20.0 declares this requirement: python >=3.8.

Does skl2onnx 1.20.0 have known vulnerabilities?

No known advisories affect skl2onnx 1.20.0 according to the data Vigia checks.

Is skl2onnx still maintained?

skl2onnx published 1 stable releases in the last 12 months; the most recent was 287 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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