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npm · #3213 most downloaded on npm
PostCSS plugin to transform :not() W3C CSS level 4 pseudo class to :not() CSS level 3 selectors
Last release 8 months ago
14 Jan 2026
Release timing varies
gaps range from 5 weeks to 2.3 years
Nearly every release is documented
notes for 20 of 20 stable releases
Nothing withdrawn
no release was ever pulled
11 years old
20 releases · first in 2015
Updated: Support for Node 20.19.0 or later (major).
January 14, 2026
20.19.0 or later (major).commonjs API. In supported Node versions require(esm) will work without needing to make code changes.Updated: postcss-selector-parser
October 23, 2024
postcss-selector-parserOne column per quarter.
Updated: Support for Node v18+ (major).
August 3, 2024
_February 19, 2024_ - Fix type definitions
February 19, 2024
Improve types declaration in package.json
January 28, 2023
types declaration in package.jsonUpdated: Support for Node v14+ (major).
January 24, 2023
Fixed: Case insensitive :not matching.
July 8, 2022
:not matching.Fixed: doesn't consider attribute selectors
June 3, 2022
:not is not a pseudo class function (https://github.com/postcss/postcss-selector-not/issues/28)_January 31, 2021_ - Added: Support for PostCSS v8.
January 31, 2021
Fixed: error when attribute selector containing :not
December 18, 2020
Added: compatibility with postcss v7.x
September 17, 2017
_May 11, 2015_ - Fixed: incorrect export
May 11, 2015
Added: compatibility with postcss v6.x
May 11, 2017
Removed: compatibility with postcss v4.x
August 25, 2015
Fixed: selector was updated as an array, which is wrong.
June 16, 2015
Fixed: spec has been previously misinterpreted and now transform correctly :not() level 4 to collapsed level 3
June 16, 2015
:not() level 4 to collapsed level 3
(https://github.com/postcss/postcss-selector-not/issues/1)lineBreak option (useless now)_June 13, 2015_ - Added: lineBreak option
June 13, 2015
lineBreak optionFixed: support of pseudo classes that use parenthesis
June 13, 2015
Fixed: the module now works in non babel environments
April 30, 2015
_April 30, 2015_ ✨ First release
April 30, 2015
✨ First release
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