Rspack vs SWC

Rspack9.0Visit SWC8.0Visit

Higher score Rspack #4 in JavaScript Build Tools 9.0/10 Free plan Free plan✓ 5 of 6 features Visit Rspack

vs

SWC #12 in JavaScript Build Tools 8.0/10 Free plan Free plan✓ 5 of 6 features Visit SWC

• Rspack fits best

  Webpack-compatible high-performance builds

• SWC fits best

  Integrated compilation and transformation

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature	Rspack 9.0/10 Visit ↗	SWC 8.0/10 Visit ↗
At a glance
Editor score	9.0	8.0
Ranking	#4 in JavaScript Build Tools	#12 in JavaScript Build Tools
Best for	Webpack-compatible high-performance builds	Integrated compilation and transformation
Pricing model	Free	Free
Starting price	Free plan	Free plan
Free plan	✓	✓
Free trial	—	—
Deployment	Self-hosted	Self-hosted
Platforms	Windows, macOS, Linux	Windows, macOS, Linux, Android
Support	Community, Docs	Community, Docs
Integrations	7 integrations	6 integrations
Built for	Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features Rspack 5/6 · SWC 5/6
TypeScript support	✓	✓
Code splitting	✓	✓
Tree shaking	✓	✓
Source maps	✓	✓
Plugin API	✓	✓
Remote build cache	Not checked yet	Not checked yet
Our review
Pros	Rust-based parallelized bundling for web applications and libraries Webpack-compatible loaders, plugins, APIs, and broad framework integrations Code splitting, tree shaking, HMR, Module Federation, and TypeScript support	Compiles and minifies JavaScript and TypeScript Supports source maps, tree shaking, chunking, and WebAssembly transforms Integrates with Next.js, webpack, Rspack, Parcel, Deno, and Jest
Cons	Focused on JavaScript web applications and libraries Local development tooling requires project-level integration Its benefits are strongest for webpack-oriented workflows	The spack bundler is planned for removal in v2 Bundling requires working with SWC's spack implementation Its focus is centered on JavaScript and TypeScript workflows
Our verdict	Rspack is an open-source, Rust-based JavaScript bundler for web applications and libraries. It is designed for teams modernizing webpack-based projects while retaining access to familiar loaders, plugins, configuration patterns, and… Read the review →	SWC is an open-source, Rust-based compiler and build tool for JavaScript and TypeScript projects. It transforms modern JavaScript and TypeScript into browser-compatible code, with support for minification, source map generation, tree… Read the review →

Strengths and trade-offs

• Rspack — where it wins

  • Rust-based parallelized bundling for web applications and libraries
  • Webpack-compatible loaders, plugins, APIs, and broad framework integrations
  • Code splitting, tree shaking, HMR, Module Federation, and TypeScript support

  Where it doesn't

  • Focused on JavaScript web applications and libraries
  • Local development tooling requires project-level integration
  • Its benefits are strongest for webpack-oriented workflows

• SWC — where it wins

  • Compiles and minifies JavaScript and TypeScript
  • Supports source maps, tree shaking, chunking, and WebAssembly transforms
  • Integrates with Next.js, webpack, Rspack, Parcel, Deno, and Jest

  Where it doesn't

  • The spack bundler is planned for removal in v2
  • Bundling requires working with SWC's spack implementation
  • Its focus is centered on JavaScript and TypeScript workflows

• Rspack9.0/10 · Free plan

  A free, webpack-compatible bundler for high-performance web builds.

  Visit RspackFull verdict →
• SWC8.0/10 · Free plan

  A free, open-source compiler and transformation tool for JavaScript and TypeScript.

  Visit SWCFull verdict →