PyPI · pypi:traitlets

traitlets active

Traitlets Python configuration system

The latest stable version of traitlets is 5.16.1, published on 2026-08-03. Verified by Vigia on 2026-11-13.

Latest stable version	5.16.1
Published	2026-08-03 08:32:34 UTC
Install	`pip install --upgrade traitlets`
Requires	`python >=3.10`
License	—
Advisories on latest version	none known
Last verified	2026-11-13 03:07:06 UTC
Sources	pypi.org

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Maintenance

Activity	active
Last stable release	2026-08-03 08:32:34 UTC · 101 days ago
Stable releases in the last 12 months	4
Published versions	57

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

Version history

Version	Published
`5.16.1`	2026-08-03 08:32:34 UTC
`5.16.0`	2026-07-31 12:23:47 UTC
`5.15.1`	2026-06-03 12:26:04 UTC
`5.15.0`	2026-05-06 08:05:55 UTC
`5.14.3`	2024-04-19 11:11:46 UTC
`5.14.2`	2024-03-12 12:37:43 UTC
`5.14.1`	2024-01-02 13:45:38 UTC
`5.14.0`	2023-11-27 13:30:23 UTC
`5.13.0`	2023-10-30 11:10:25 UTC
`5.12.0`	2023-10-25 00:03:15 UTC
`5.11.2`	2023-10-03 20:20:06 UTC
`5.11.1`	2023-10-03 11:12:33 UTC
`5.11.0`	2023-10-03 10:41:59 UTC
`5.10.1`	2023-09-26 13:10:35 UTC
`5.10.0`	2023-09-14 10:52:29 UTC
`5.9.0`	2023-01-30 14:15:57 UTC
`5.8.1`	2023-01-09 12:52:43 UTC
`5.8.0`	2022-12-19 11:53:00 UTC
`5.7.1`	2022-12-12 16:20:41 UTC
`5.7.0`	2022-12-08 20:39:32 UTC

Showing the 20 most recent of 48 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`	`5.14.3`
`python 3.9`	`5.15.1`
`python 3.10`	`5.16.1`
`python 3.11`	`5.16.1`
`python 3.12`	`5.16.1`
`python 3.13`	`5.16.1`

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Frequently asked questions

What is the latest version of traitlets?

The latest stable version of traitlets is 5.16.1, published on 2026-08-03. Verified by Vigia on 2026-11-13.

How do I install the latest version of traitlets?

Run pip install --upgrade traitlets. The latest stable version is 5.16.1 (verified 2026-11-13).

Is traitlets deprecated?

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

Which Python version does traitlets require?

traitlets 5.16.1 declares this requirement: python >=3.10.

Does traitlets 5.16.1 have known vulnerabilities?

No known advisories affect traitlets 5.16.1 according to the data Vigia checks.

Is traitlets still maintained?

traitlets published 4 stable releases in the last 12 months; the most recent was 101 days ago. Activity: active.

Observed changes

No changes observed yet since Vigia started tracking this package.

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