Rolldown

@rolldown

2 skills · 4,334 GitHub stars

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Fast JavaScript/TypeScript bundler in Rust with Rollup-compatible API

Rolldown is the author behind skills for bundling and migrating TypeScript and JavaScript libraries, with a focus on building libraries, generating type declarations, and emitting multiple module formats. Its featured skills cover the Tsdown bundler and a migration guide for moving projects from tsup to tsdown, including option mappings and config transformation rules. The work centers on the JavaScript build tooling ecosystem, with a Rust-based bundler at its core.