# @web/dev-server > Dev server for web applications Latest version **1.0.0** (published 2026-07-07) · MIT license · 0 weekly downloads ## Install ```sh npm install @web/dev-server pnpm add @web/dev-server yarn add @web/dev-server bun add @web/dev-server ``` Provides the commands `wds`, `web-dev-server`. ## Health **Score 70/100 (B)** — status: active. Positive: has types; esm support; no vulnerabilities; has provenance; recently updated; high maintenance score. Warnings: low downloads. ## Facts | | | |---|---| | Version | 1.0.0 | | Published | 2026-07-07 | | First published | 2020-07-14 | | Weekly downloads | 0 | | License | MIT | | TypeScript types | bundled | | Module format | ESM + CommonJS | | Node | >=22.0.0 | | Dependencies | 14 | | Unpacked size | 77.3 KB | | Known vulnerabilities | 0 | | Install scripts | no | | Provenance | attested (GitHub Actions) | | GitHub stars | 2452 | | Author | modern-web | | Maintainers | d4kmor, passle, jorenbroekema, bennyp, larsdenbakker, westbrook, modern-web | | Keywords | web, dev, server, default, implementation, cli | ## Links - npm: https://www.npmjs.com/package/@web/dev-server - Repository: https://github.com/modernweb-dev/web - Homepage: https://github.com/modernweb-dev/web/tree/master/packages/dev-server - Issues: https://github.com/modernweb-dev/web/issues - npm.io page: https://npm.io/package/@web/dev-server ## Dependencies (14) - [open](https://npm.io/package/open.md) ^8.0.2 - [debounce](https://npm.io/package/debounce.md) ^1.2.0 - [camelcase](https://npm.io/package/camelcase.md) ^6.2.0 - [deepmerge](https://npm.io/package/deepmerge.md) ^4.2.2 - [nanocolors](https://npm.io/package/nanocolors.md) ^0.2.1 - [portfinder](https://npm.io/package/portfinder.md) ^1.0.32 - [internal-ip](https://npm.io/package/internal-ip.md) ^6.2.0 - [@babel/code-frame](https://npm.io/package/@babel/code-frame.md) ^7.12.11 - [command-line-args](https://npm.io/package/command-line-args.md) ^5.1.1 - [@web/config-loader](https://npm.io/package/@web/config-loader.md) ^1.0.0 - [command-line-usage](https://npm.io/package/command-line-usage.md) ^7.0.1 - [@web/dev-server-core](https://npm.io/package/@web/dev-server-core.md) ^1.0.0 - [@web/dev-server-rollup](https://npm.io/package/@web/dev-server-rollup.md) ^1.0.0 - [@types/command-line-args](https://npm.io/package/@types/command-line-args.md) ^5.0.0 ## Alternatives - [@salesforce/cli](https://npm.io/package/@salesforce/cli.md) — 389.7K weekly downloads - [@mintlify/cli](https://npm.io/package/@mintlify/cli.md) — 208.9K weekly downloads - [@grafana/e2e-selectors](https://npm.io/package/@grafana/e2e-selectors.md) — 128.7K weekly downloads - [mintlify](https://npm.io/package/mintlify.md) — 112.0K weekly downloads - [@intlayer/cli](https://npm.io/package/@intlayer/cli.md) — 22.8K weekly downloads ## Recent versions - 1.0.0 (latest) — 2026-07-07 - 0.0.0-canary-20240219104536 (canary) — 2024-02-19 - 0.1.20-next.0 (next) — 2021-07-27 - 0.4.6 — 2024-06-26 - 0.4.5 — 2024-05-12 - 0.4.4 — 2024-04-04 - 0.4.3 — 2024-02-19 - 0.0.0-canary-20240219104126 — 2024-02-19 - 0.0.0-canary-20240212171943 — 2024-02-12 - 0.4.2 — 2024-01-30 - 0.0.0-canary-20240105101412 — 2024-01-05 - 0.0.0-canary-20240105095248 — 2024-01-05 - 0.0.0-canary-20240105093823 — 2024-01-05 - 0.0.0-canary-20240105092607 — 2024-01-05 - 0.0.0-canary-20240105091725 — 2024-01-05 - … 108 more at https://npm.io/package/@web/dev-server/versions ## README # Web Dev Server Dev Server for web applications, ideal for buildless es module workflows. Optionally supports simple code transformations. - Efficient browser caching for fast reloads - Transform code on older browsers for compatibility - Resolve bare module imports for use in the browser (--node-resolve) - Auto-reload on file changes with the (--watch) - History API fallback for SPA routing (--app-index index.html) - Plugin and middleware API for extensions - Powered by [esbuild](/docs/dev-server/plugins/esbuild.md) and [rollup plugins](/docs/dev-server/plugins/rollup.md) > Web Dev server is the successor of [es-dev-server](https://www.npmjs.com/package/es-dev-server) See [our website](https://modern-web.dev/docs/dev-server/overview/) for full documentation. ## Installation Install the dev server: ``` npm i --save-dev @web/dev-server ``` ## Basic commands Start the dev server: ``` web-dev-server --node-resolve --open wds --node-resolve --open ``` Run in watch mode, reloading on file changes: ``` web-dev-server --node-resolve --watch --open wds --node-resolve --watch --open ``` Use history API fallback for SPA routing: ``` web-dev-server --node-resolve --app-index demo/index.html --open wds --node-resolve --app-index demo/index.html --open ``` Transform JS to a compatible syntax based on user agent: ``` web-dev-server --node-resolve --open --esbuild-target auto wds --node-resolve --open --esbuild-target auto ``` ## Example projects Check out the example projects for a fully integrated setup. ## Documentation See [our website](https://modern-web.dev/docs/dev-server/overview/) for full documentation. --- _Source: https://npm.io/package/@web/dev-server · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._