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npm · #4974 most downloaded on npm
Parse CSS Cascade Layer names.
Last release 8 months ago
14 Jan 2026
Release timing varies
gaps range from 9 days to 8 months
Nearly every release is documented
notes for 21 of 21 stable releases
Nothing withdrawn
no release was ever pulled
4 years old
21 releases · first in 2023
One column per quarter.
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.@csstools/css-tokenizer to 4.0.0 (major)@csstools/css-parser-algorithms to 4.0.0 (major)Updated `@csstools/css-tokenizer` to `3.0.4` (patch)
May 27, 2025
@csstools/css-tokenizer to 3.0.4 (patch)@csstools/css-parser-algorithms to 3.0.5 (patch)Updated `@csstools/css-tokenizer` to `3.0.3` (patch)
November 1, 2024
@csstools/css-tokenizer to 3.0.3 (patch)@csstools/css-parser-algorithms to 3.0.4 (patch)Updated `@csstools/css-parser-algorithms` to `3.0.3` (patch)
October 23, 2024
@csstools/css-parser-algorithms to 3.0.3 (patch)Updated `@csstools/css-tokenizer` to `3.0.2` (patch)
October 10, 2024
@csstools/css-tokenizer to 3.0.2 (patch)@csstools/css-parser-algorithms to 3.0.2 (patch)Updated `@csstools/css-tokenizer` to `3.0.1` (patch)
August 18, 2024
@csstools/css-tokenizer to 3.0.1 (patch)@csstools/css-parser-algorithms to 3.0.1 (patch)Updated: Support for Node v18+ (major).
August 3, 2024
@csstools/css-tokenizer to 3.0.0 (major)@csstools/css-parser-algorithms to 3.0.0 (major)Updated `@csstools/css-tokenizer` to `2.4.1` (patch)
July 6, 2024
@csstools/css-tokenizer to 2.4.1 (patch)@csstools/css-parser-algorithms to 2.7.1 (patch)Updated `@csstools/css-tokenizer` to `2.3.2` (patch)
June 29, 2024
@csstools/css-tokenizer to 2.3.2 (patch)@csstools/css-parser-algorithms to 2.7.0 (minor)Updated `@csstools/css-tokenizer` to `2.3.1` (patch)
May 4, 2024
@csstools/css-tokenizer to 2.3.1 (patch)@csstools/css-parser-algorithms to 2.6.3 (patch)Updated `@csstools/css-tokenizer` to `2.3.0` (minor)
May 4, 2024
@csstools/css-tokenizer to 2.3.0 (minor)@csstools/css-parser-algorithms to 2.6.2 (patch)Updated `@csstools/css-tokenizer` to `2.2.4` (patch)
March 13, 2024
@csstools/css-tokenizer to 2.2.4 (patch)@csstools/css-parser-algorithms to 2.6.1 (patch)Updated `@csstools/css-parser-algorithms` to `2.6.0` (minor)
February 19, 2024
@csstools/css-parser-algorithms to 2.6.0 (minor)Updated `@csstools/css-tokenizer` to `2.2.3` (patch)
December 31, 2023
@csstools/css-tokenizer to 2.2.3 (patch)@csstools/css-parser-algorithms to 2.5.0 (minor)Updated `@csstools/css-tokenizer` to `2.2.2` (patch)
December 15, 2023
@csstools/css-tokenizer to 2.2.2 (patch)@csstools/css-parser-algorithms to 2.4.0 (minor)Updated `@csstools/css-tokenizer` to `2.2.1` (patch)
September 24, 2023
@csstools/css-tokenizer to 2.2.1 (patch)@csstools/css-parser-algorithms to 2.3.2 (patch)Updated `@csstools/css-tokenizer` to `2.2.0` (minor)
July 24, 2023
@csstools/css-tokenizer to 2.2.0 (minor)@csstools/css-parser-algorithms to 2.3.1 (patch)Updated `@csstools/css-parser-algorithms` to `2.3.0` (minor)
July 3, 2023
@csstools/css-parser-algorithms to 2.3.0 (minor)Updated @csstools/css-tokenizer to 2.1.1 (patch)
April 10, 2023
@csstools/css-tokenizer to 2.1.1 (patch)@csstools/css-parser-algorithms to 2.1.1 (patch)Improve types declaration in package.json
January 28, 2023
types declaration in package.json_January 19, 2023_ - Initial version
January 19, 2023
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