Tailwind has been in the news lately, as it struggles to keep its doors open in the AI era. But it’s not the only “CSS-in-JS” solution to compete for developers’ attention. Recently Meta has been promoting its open source, React-based styling project, StyleX. Unlike Tailwind, it’s not a framework — Meta calls it both a JavaScript library and, more broadly, a “system.” But regardless, StyleX is yet another alternative to directly using the style sheet language CSS (Cascading Style Sheets).
In a blog post toward the end of last…

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