head to head · open source
parcel vs ultra-runner
parcel has 44,025 GitHub stars, 2,284 forks, 606 open issues and last shipped 12 days ago. ultra-runner has 1,247 stars, 39 forks, 60 open issues and last shipped yesterday. parcel leads on adoption by 3,430% (44,025 vs 1,247 stars). parcel is written in JavaScript under MIT; ultra-runner is written in TypeScript under Apache-2.0. parcel has attracted 5% as many forks as stars, ultra-runner 3%. ultra-runner was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (build-tool), 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 | ultra-runner | |
|---|---|---|
| GitHub stars | ★ 44K | ★ 1.2K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-06 | 2026-09-17 |
| Forks | ⑂ 2.3K | ⑂ 39 |
| 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 ultra-runner if
- You want the ultra-runner feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and ultra-runner 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 ultra-runner
:runner: :mountain: Ultra Runner Ultra fast monorepo script runner and build tool. :sparkles: Features zero config : works out of the box with your existing monorepo non intrusive : no need to make any changes to your packages.json files workspaces : detects packages in existing lerna , yarn , npm@7 and pnpm workspaces, or recursively searches them ultra fast builds : ultra keeps track of file changes in your repo and only actually build a package when needed parallel builds : ultra builds your packages concurrently by default workspace dependencies : workspace dependencies are automatically resolved and used for…
read the full ultra-runner overview →
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Frequently asked questions
Is parcel or ultra-runner more popular?
parcel has 44,025 GitHub stars and ultra-runner has 1,247. parcel has the larger community by that measure.
Are parcel and ultra-runner free?
Both are open source. parcel is licensed under MIT and ultra-runner under Apache-2.0. Neither carries a licence fee.
What is the difference between parcel and ultra-runner?
parcel is written in JavaScript and ultra-runner in TypeScript. 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 ultra-runner?
Choose parcel if you want the larger community (44,025 stars) or its MIT licence terms. Choose ultra-runner if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.