CSS Modules vs styled-components: What are the differences?

Developers describe CSS Modules as "A CSS file in which all class names and animation names are scoped locally by default". It is a CSS file in which all class names and animation names are scoped locally by default. The key words here are scoped locally. With this, your CSS class names become similar to local variables in JavaScript. It goes into the compiler, and CSS comes out the other side. On the other hand, styled-components is detailed as "Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress". Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅.

CSS Modules can be classified as a tool in the "CSS Pre-processors / Extensions" category, while styled-components is grouped under "JavaScript Framework Components".

styled-components is an open source tool with 24.7K GitHub stars and 1.46K GitHub forks. Here's a link to styled-components's open source repository on GitHub.

Swat.io, Teleport, and SoFi are some of the popular companies that use styled-components, whereas CSS Modules is used by Getaround, Discord, and Canopy. styled-components has a broader approval, being mentioned in 64 company stacks & 48 developers stacks; compared to CSS Modules, which is listed in 12 company stacks and 4 developer stacks.