head to head · open source
parcel vs rspack
parcel has 44,025 GitHub stars, 2,284 forks, 606 open issues and last shipped 12 days ago. rspack has 12,906 stars, 854 forks, 224 open issues and last shipped yesterday. parcel leads on adoption by 241% (44,025 vs 12,906 stars). parcel is written in JavaScript under MIT; rspack is written in Rust under MIT. parcel has attracted 5% as many forks as stars, rspack 7%. rspack was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (build-tool, compiler, javascript, module-bundler), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| parcel | rspack | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 13K |
| License | MIT | MIT |
| Written in | JavaScript | Rust |
| Last push | 2026-09-06 | 2026-09-17 |
| Forks | ⑂ 2.3K | ⑂ 854 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick parcel if
- You weight community size — 44K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick rspack if
- You want the rspack feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and rspack fits your workflow better
About parcel
Parcel is a zero configuration build tool for the web, distributed as the parcel package on npm and licensed under MIT. It lives in the JavaScript ecosystem and is written primarily in JavaScript, with its JavaScript compiler implemented in Rust for native performance. The project has been developed for roughly nine years, carries more than 44,000 stars and over 2,200 forks on GitHub, and its documentation is hosted at parceljs.org.
read the full parcel overview →
About rspack
Rspack is a fast bundler for the web written in Rust, distributed under the MIT license. It modernizes the webpack API so that webpack configurations can be replaced seamlessly, while the Rust core delivers fast build speeds. The project lives in the JavaScript and TypeScript build tooling ecosystem, and it is part of Rstack, a unified JavaScript toolchain that also includes Rsbuild, Rslib, Rspress, Rsdoctor, Rstest, and Rslint. The repository carries the topics build tool, bundler, compiler, esm, javascript, jsx, loaders, module bundler, rspack, rstack, rust, and typescript.
read the full rspack overview →
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Frequently asked questions
Is parcel or rspack more popular?
parcel has 44,025 GitHub stars and rspack has 12,906. parcel has the larger community by that measure.
Are parcel and rspack free?
Both are open source. parcel is licensed under MIT and rspack under MIT. Neither carries a licence fee.
What is the difference between parcel and rspack?
parcel is written in JavaScript and rspack in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, parcel or rspack?
Choose parcel if you want the larger community (44,025 stars) or its MIT licence terms. Choose rspack if its feature set, stack or MIT licence fits better. Both are self-hostable.