PyPI · pypi:parsimonious

parsimonious active

(Soon to be) the fastest pure-Python PEG parser I could muster

The latest stable version of parsimonious is 0.11.0, published on 2025-11-12. Verified by Vigia on 2026-11-13.

Latest stable version	0.11.0
Published	2025-11-12 01:33:46 UTC
Install	`pip install --upgrade parsimonious`
Requires	none declared
License	MIT
Advisories on latest version	none known
Last verified	2026-11-13 11:18:35 UTC
Sources	pypi.org

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Maintenance

Activity	slowing down
Last stable release	2025-11-12 01:33:46 UTC · 366 days ago
Stable releases in the last 12 months	0
Published versions	14

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

Version history

Version	Published
`0.11.0`	2025-11-12 01:33:46 UTC
`0.10.0`	2022-09-03 17:01:13 UTC
`0.9.0`	2022-03-31 10:16:49 UTC
`0.8.1`	2018-06-21 01:50:51 UTC
`0.8.0`	2017-08-05 01:07:19 UTC
`0.7.0`	2016-09-09 17:11:12 UTC
`0.6.2`	2014-10-20 04:48:25 UTC
`0.6.1`	2014-09-24 17:42:34 UTC
`0.6`	2014-09-09 19:18:39 UTC
`0.5`	2013-05-21 23:39:00 UTC
`0.4`	2013-04-17 06:27:02 UTC
`0.3`	2013-01-05 08:23:12 UTC
`0.2`	2012-12-12 04:43:03 UTC
`0.1`	2012-12-01 11:05:12 UTC

Showing the 14 most recent of 14 versions. JSON

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Frequently asked questions

What is the latest version of parsimonious?

The latest stable version of parsimonious is 0.11.0, published on 2025-11-12. Verified by Vigia on 2026-11-13.

How do I install the latest version of parsimonious?

Run pip install --upgrade parsimonious. The latest stable version is 0.11.0 (verified 2026-11-13).

Is parsimonious deprecated?

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

Which Python version does parsimonious require?

parsimonious 0.11.0 does not declare a Python version requirement.

Does parsimonious 0.11.0 have known vulnerabilities?

No known advisories affect parsimonious 0.11.0 according to the data Vigia checks.

Is parsimonious still maintained?

parsimonious published 0 stable releases in the last 12 months; the most recent was 366 days ago. Activity: slowing down.

Observed changes

No changes observed yet since Vigia started tracking this package.

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