tsdown
A fast TypeScript/JavaScript library bundler powered by Rolldown and Oxc with multi-format support.
Install
npx skills add https://github.com/antfu/skills --skill tsdownStats
| Total installs | 4,727 |
| Weekly installs | 4.7K |
| GitHub stars | 4.4K |
| First seen | Jan 28, 2026 |
| Source | @antfu/skills |
Summary
- Supports bundling to ESM, CJS, IIFE, and UMD formats with automatic peer dependency externalization and tree shaking
- Generates TypeScript declaration files (.d.ts) with source map and compiler option control, plus experimental CSS pipeline with preprocessor and PostCSS support
- Includes watch mode, minification, source maps, unbundle mode for preserving directory structure, and framework-specific recipes for React, Vue, Solid, and Svelte
- Offers CLI commands, programmatic API, lifecycle hooks, workspace/monorepo support, and direct Rolldown option passthrough for advanced customization
- Provides migration tooling from tsup and experimental features for standalone executable bundling and package validation (publint, attw)
Tags
typescriptnodereactvuesveltecli-toolsperformancecode-qualityfrontendproductivitybest-practicesmigration
Related skills
| Skill | Installs | vs tsdown |
|---|---|---|
| notebooklm | 4,143 | -584 |
| recipe-create-classroom-course | 5,763 | +1,036 |
| memory-forensics | 3,661 | -1,066 |
| architecture-decision-records | 4,751 | +24 |
| gws-classroom | 5,621 | +894 |
FAQ
- How many installs does tsdown have?
- tsdown has 4,727 total installs and 4.7K installs this week.
- Where is tsdown hosted?
- tsdown is published by @antfu/skills at https://github.com/antfu/skills.
- How many GitHub stars does tsdown have?
- tsdown has 4.4K GitHub stars.
- When was tsdown first indexed?
- OrangeBot.AI first indexed tsdown on Jan 28, 2026.
- How do I install tsdown?
- Run: npx skills add https://github.com/antfu/skills --skill tsdown