
Research
2025 Report: Destructive Malware in Open Source Packages
Destructive malware is rising across open source registries, using delays and kill switches to wipe code, break builds, and disrupt CI/CD.
@mui/system
Advanced tools
MUI System is a set of CSS utilities to help you build custom designs more efficiently. It makes it possible to rapidly lay out custom designs.
MUI System is a set of CSS utilities to help you build custom designs more efficiently. It makes it possible to rapidly lay out custom designs.
Install the package in your project directory with:
npm install @mui/system @emotion/react @emotion/styled
Visit https://mui.com/system/getting-started/ to view the full documentation.
Styled-components is a library for styling React applications using tagged template literals. It allows for CSS-in-JS styling, similar to @mui/system, but does not rely on a theme object by default and has a different syntax for defining styles.
Emotion is another CSS-in-JS library that allows for styling components using JavaScript. It is similar to @mui/system in providing a theming solution and style composition but differs in its API and additional features like server-side rendering optimizations.
Tailwind CSS is a utility-first CSS framework that provides low-level utility classes to build designs directly in your markup. It differs from @mui/system in that it is not specifically designed for React and does not use JavaScript functions or a theme object to apply styles.
FAQs
MUI System is a set of CSS utilities to help you build custom designs more efficiently. It makes it possible to rapidly lay out custom designs.
The npm package @mui/system receives a total of 3,149,259 weekly downloads. As such, @mui/system popularity was classified as popular.
We found that @mui/system demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 10 open source maintainers collaborating on the project.
Did you know?

Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.

Research
Destructive malware is rising across open source registries, using delays and kill switches to wipe code, break builds, and disrupt CI/CD.

Security News
Socket CTO Ahmad Nassri shares practical AI coding techniques, tools, and team workflows, plus what still feels noisy and why shipping remains human-led.

Research
/Security News
A five-month operation turned 27 npm packages into durable hosting for browser-run lures that mimic document-sharing portals and Microsoft sign-in, targeting 25 organizations across manufacturing, industrial automation, plastics, and healthcare for credential theft.