SWC is a blazing fast platform for next-generation tooling. It's written in Rust and used for compilation, minification, bundling, and more, offering significant speed improvements over traditional JavaScript-based tools. SWC supports modern JavaScript and TypeScript features, making it an ideal choice for improving build times in large projects. Its plugin system allows for extending functionalities and customization based on specific project requirements. Popular frameworks like Next.js and Parcel leverage SWC for optimal performance.