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CSSO
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CSSO
@cssoptimizer
CSSO is a CSS minifier with structural optimizations
github.com/css/csso
Joined February 2016
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  • user avatar
    CSSO
    @cssoptimizer
    Dec 15, 2021
    🚀 postcss-csso 6.0 The PostCSS plugin is now using latest CSSO and CSSTree, added ESM support Release notes:
    github.com
    Release 6.0.0 · lahmatiy/postcss-csso
    Changed supported versions of Node.js to ^12.20.0, ^14.13.0 and >=15.0.0 Converted to ES modules, CommonJS is supported as well (dual module) Bumped csso to 5.0
  • user avatar
    CSSO
    @cssoptimizer
    Dec 4, 2021
    🚀 CSSO 5.0 just published Migrated to ESM (CommonJS is still supported), added support for CSS Selectors Level 4 in specificity calculation Release notes:
    github.com
    Release 5.0.0 – ESM support, CSS Selectors Level 4 · css/csso
    Added support for CSS Selectors Level 4 and legacy pseudos in specificity calculation, i.e. :has(), :not(), :is(), :matches(), :-moz-any(), :-webkit-any(), :where(), :nth-child...
  • user avatar
    CSSO
    @cssoptimizer
    Nov 26, 2020
    CSSO 4.2 is out – now it trim value in Custom Properties and fixes a couple of bugs
    Release 4.2.0 · css/csso
    From github.com
  • user avatar
    CSSO
    @cssoptimizer
    Oct 27, 2020
    CSSO 4.1 is out with latest css-tree under the hood and a few bug fixes Release notes:
    github.com
    Release 4.1.0 · css/csso
    Bumped CSSTree to ^1.0.0 Fixed wrongly merging of TRBL values when one of them contains var() (#420) Fixed wrongly merging of pseudo class and element with the same name, e.g. :-ms-input-placeholde...
  • user avatar
    CSSO
    @cssoptimizer
    Nov 2, 2019
    postcss-csso 4.0 is out! Drop Node.js < 8.0, update dependencies to latest CSSO & @PostCSS
    github.com
    Release 4.0.0 · lahmatiy/postcss-csso
    Dropped support for Node.js < 8.0 Added support for postcss ^7.0 Moved postcss to peer dependencies Bumped csso to ^4.0
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