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Utoo

API—OSS—FREE—DOCS4/5
UT5.5#12 of 18
outWeboutWindowsoutMacoutLinux—Android—iOS

Ranked in JavaScript Package Managers ·No free plan on record

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About

Utoo is ranked #12 of 18 in JavaScript package managers on Inferse. It runs on Linux, macOS, Web, Windows.

Compared on JavaScript package managers

Workspace support
Yesutoo.land
Lockfile support
Yesutoo.land
Package publishing
Yesutoo.land
Offline package cache
Yesutoo.land
Global installation
Yesutoo.land

Facts

Product
Utoo describes itself as a unified web development toolchain with package management, bundling, and browser-native builds.utoo.land · 3 Oct 2026
Package manager
The Rust-based utoo package manager is npm-compatible and supports standard package-lock.json v3 files.utoo.land · 3 Oct 2026
Caching
Utoo caches packages by package and version and reuses them across projects through hard links.utoo.land · 3 Oct 2026
Workspaces
Utoo supports isolated, optimized workspace management for monorepos.utoo.land · 3 Oct 2026
pnpm migration
Utoo documents a one-command migration from pnpm that converts workspaces, overrides, and catalog configuration.utoo.land · 3 Oct 2026
Bundler
@utoo/pack is a bundler powered by Turbopack and SWC with incremental builds and persistent caching.utoo.land · 3 Oct 2026
Bundler features
The bundler lists HMR, code splitting, Lightning CSS, Webpack loader compatibility, bundle analysis, and image optimization among its features.utoo.land · 3 Oct 2026
Browser environment
@utoo/web runs a web development environment in the browser using WebAssembly and OPFS, with package installation, builds, and HMR.utoo.land · 3 Oct 2026
No backend server
The browser-native playground says it runs entirely in the browser with no server required.utoo.land · 3 Oct 2026
Integrations
Utoo lists support for npm packages and registries, and automatic acceleration for cnpm-compatible registries such as npmmirror.com.utoo.land · 3 Oct 2026
Platforms
The installation documentation provides macOS and Linux shell installation, a Windows PowerShell installer, and cross-platform installation through npm.utoo.land · 3 Oct 2026
Support
The documentation invites users to give feedback through GitHub.utoo.land · 3 Oct 2026
License
The maker’s public GitHub repository states that Utoo is licensed under the MIT License.github.com · 3 Oct 2026
Maker
The public repository is under the utooland organization and links to utoo.land as the project site.github.com · 3 Oct 2026
Lockfiles
Utoo reads and writes the standard `package-lock.json` v3 format without requiring migration.utoo.land · 4 Oct 2026
Registry integrations
With cnpm-compatible registries such as npmmirror, Utoo enables server-side semver resolution and redirects native-module downloads to a binary mirror CDN; both optimizations are off on the official npm registry.utoo.land · 4 Oct 2026
Benchmark
In Utoo’s August 27, 2026 `ant-design` benchmark on Linux x86_64 using npmmirror, the reported warm install time was 1.22 seconds.utoo.land · 4 Oct 2026

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Where it ranks on Inferse

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