⚡ CSS Tools in Korea

CSS tools are software applications and libraries for processing CSS (Cascading Style Sheets), including static code analysis, transformation, cleanup, and more.

Korea is an East Asian country with a population of around 52 million people.

According to our research, CSS tools are used on 0.3% of websites from Korea.

Statistics based on 26K+ analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top CSS tools in Korea in 2026, based on market share.

The most popular is PostCSS with an impressive share of 69.4%, followed by RTLCSS with 62.5% and Autoprefixer with 61.1%.

PostCSS 69.4%
RTLCSS 62.5%
Autoprefixer 61.1%
Stylelint 1.4%
Animista 1.4%

🚀 Highlights

Here is a list of the top tools that are more popular in Korea than worldwide.
Differences between global and country rankings are shown in parentheses.

1. PostCSS ^(-1)
5. Animista ^(-2)

✨ Best CSS Tools

Below is a more detailed list of 5 CSS tools used on sites from Korea, ranked by their market share.

Rank	Name	Market share
1	PostCSS A tool for transforming CSS styles with JS plugins. FreeOpen source	69.4%
2	RTLCSS Jordan A framework for converting Left-To-Right CSS to Right-To-Left. FreeOpen source	62.5%
3	Autoprefixer A PostCSS plugin to parse CSS and add vendor prefixes to CSS rules using values from Can I Use. FreeOpen source	61.1%
4	Stylelint A linter for CSS and SCSS stylesheets that helps to avoid errors and enforce conventions. FreeOpen source	1.4%
5	Animista A CSS animation library of ready-made CSS animations.	1.4%

👉 See Also

🌎 CSS Tools in other countries
- China
- Japan
- Taiwan

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 26,390 websites from Korea.
We currently track the presence of 8 CSS tools across the web.
Of these, 5 were detected on websites from Korea.
Statistics were last calculated on May 5, 2026.
For more details, see our methodology and disclaimer.