PyPI · pypi:python-chess

python-chess deprecated

A chess library with move generation, move validation, and support for common formats.

The latest stable version of python-chess is 1.999, published on 2020-10-26. Verified by Vigia on 2026-11-13.

Latest stable version	1.999
Published	2020-10-26 11:30:07 UTC
Install	`pip install --upgrade python-chess`
Deprecation	Classifier: Development Status :: 7 - Inactive
Requires	none declared
License	GPL-3.0+
Advisories on latest version	none known
Last verified	2026-11-13 17:28:53 UTC
Sources	pypi.org

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Maintenance

Activity	dormant
Last stable release	2020-10-26 11:30:07 UTC · 2209 days ago
Stable releases in the last 12 months	0
Published versions	100

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

Version history

Version	Published
`1.999`	2020-10-26 11:30:07 UTC
`1.2.0`	2020-10-22 11:41:17 UTC
`1.1.0`	2020-10-04 13:39:05 UTC
`1.0.1`	2020-09-24 19:47:51 UTC
`1.0.0`	2020-09-24 16:40:46 UTC
`0.31.4`	2020-08-09 11:46:28 UTC
`0.31.3`	2020-07-18 09:56:08 UTC
`0.31.2`	2020-06-02 16:20:14 UTC
`0.31.1`	2020-05-05 15:46:15 UTC
`0.31.0`	2020-04-21 19:17:01 UTC
`0.30.1`	2020-01-18 13:47:14 UTC
`0.30.0`	2020-01-01 12:56:56 UTC
`0.29.0`	2019-12-02 10:29:02 UTC
`0.28.3`	2019-09-03 14:29:36 UTC
`0.28.2`	2019-07-25 10:38:50 UTC
`0.28.1`	2019-06-25 13:23:57 UTC
`0.28.0`	2019-05-20 14:49:56 UTC
`0.27.3`	2019-03-21 10:25:58 UTC
`0.27.2`	2019-03-16 12:25:22 UTC
`0.27.1`	2019-03-15 10:43:27 UTC

Showing the 20 most recent of 100 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`	`1.999`
`python 3.9`	`1.999`
`python 3.10`	`1.999`
`python 3.11`	`1.999`
`python 3.12`	`1.999`
`python 3.13`	`1.999`

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Frequently asked questions

What is the latest version of python-chess?

The latest stable version of python-chess is 1.999, published on 2020-10-26. Verified by Vigia on 2026-11-13.

How do I install the latest version of python-chess?

Run pip install --upgrade python-chess. The latest stable version is 1.999 (verified 2026-11-13).

Is python-chess deprecated?

Yes. The registry marks python-chess as deprecated. Message from the maintainers: "Classifier: Development Status :: 7 - Inactive"

Which Python version does python-chess require?

python-chess 1.999 does not declare a Python version requirement.

Does python-chess 1.999 have known vulnerabilities?

No known advisories affect python-chess 1.999 according to the data Vigia checks.

Is python-chess still maintained?

python-chess published 0 stable releases in the last 12 months; the most recent was 2209 days ago. Activity: dormant.

Observed changes

No changes observed yet since Vigia started tracking this package.

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