Much has been made about new CSS-in-JS approaches like Styled Components, especially in the React ecosystem.
But as the results show, for now developers still prefer the safety of mainstays like SASS/SCSS or even Plain CSS.
Libraries Results
Per-library survey results.
I've never heard of it
I've HEARD of it, and am NOT interested
I've HEARD of it, and WOULD like to learn it
I've USED it before, and would NOT use it again
I've USED it before, and WOULD use it again
Stylus
Foundation
Foundation27k
The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.
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CSS-in-JS
Bootstrap
Plain CSS
Number of Libraries Used
How many different libraries are developers using (defined as respondents who picked “have used before and would use again”)?
Overall Happiness
On a scale of one to five, how happy are developers with the current state of CSS tools?
1Unhappy
2
3
4
5Happy