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Usage: webpack serve|server|s [entries...] [options]

Run the webpack dev server and watch for source file changes while serving.

Options:
  -c, --config <pathToConfigFile...>                  Provide path to one or more webpack configuration files to process, e.g. "./webpack.config.js".
  --config-name <name...>                             Name(s) of particular configuration(s) to use if configuration file exports an array of multiple configurations.
  -m, --merge                                         Merge two or more configurations using 'webpack-merge'.
  --disable-interpret                                 Disable interpret for loading the config file.
  --env <value...>                                    Environment variables passed to the configuration when it is a function, e.g. "myvar" or "myvar=myval".
  --node-env <value>                                  Sets process.env.NODE_ENV to the specified value.
  --analyze                                           It invokes webpack-bundle-analyzer plugin to get bundle information.
  --progress [value]                                  Print compilation progress during build.
  -j, --json [pathToJsonFile]                         Prints result as JSON or store it in a file.
  --fail-on-warnings                                  Stop webpack-cli process with non-zero exit code on warnings from webpack.
  -e, --extends <value...>                            Path to the configuration to be extended (only works when using webpack-cli).
  -d, --devtool <value>                               A developer tool to enhance debugging (false | eval | [inline-|hidden-|eval-][nosources-][cheap-[module-]]source-map).
  --no-devtool                                        Negative 'devtool' option.
  --entry <value...>                                  A module that is loaded upon startup. Only the last one is exported.
  --mode <value>                                      Enable production optimizations or development hints.
  --name <value>                                      Name of the configuration. Used when loading multiple configurations.
  -o, --output-path <value>                           The output directory as **absolute path** (required).
  --stats [value]                                     Stats options object or preset name.
  --no-stats                                          Negative 'stats' option.
  -t, --target <value...>                             Environment to build for. Environment to build for. An array of environments to build for all of them when possible.
  --no-target                                         Negative 'target' option.
  -w, --watch                                         Enter watch mode, which rebuilds on file change.
  --no-watch                                          Negative 'watch' option.
  --watch-options-stdin                               Stop watching when stdin stream has ended.
  --no-watch-options-stdin                            Negative 'watch-options-stdin' option.
  --allowed-hosts <value...>                          Allows to enumerate the hosts from which access to the dev server are allowed (useful when you are proxying dev server, by default is 'auto').
  --allowed-hosts-reset                               Clear all items provided in 'allowedHosts' configuration. Allows to enumerate the hosts from which access to the dev server are allowed (useful when you are proxying dev server, by default is 'auto').
  --bonjour                                           Allows to broadcasts dev server via ZeroConf networking on start.
  --no-bonjour                                        Disallows to broadcasts dev server via ZeroConf networking on start.
  --no-client                                         Disables client script.
  --client-logging <value>                            Allows to set log level in the browser.
  --client-overlay                                    Enables a full-screen overlay in the browser when there are compiler errors or warnings.
  --no-client-overlay                                 Disables the full-screen overlay in the browser when there are compiler errors or warnings.
  --client-overlay-errors                             Enables a full-screen overlay in the browser when there are compiler errors.
  --no-client-overlay-errors                          Disables the full-screen overlay in the browser when there are compiler errors.
  --client-overlay-warnings                           Enables a full-screen overlay in the browser when there are compiler warnings.
  --no-client-overlay-warnings                        Disables the full-screen overlay in the browser when there are compiler warnings.
  --client-overlay-runtime-errors                     Enables a full-screen overlay in the browser when there are uncaught runtime errors.
  --no-client-overlay-runtime-errors                  Disables the full-screen overlay in the browser when there are uncaught runtime errors.
  --client-overlay-trusted-types-policy-name <value>  The name of a Trusted Types policy for the overlay. Defaults to 'webpack-dev-server#overlay'.
  --client-progress                                   Prints compilation progress in percentage in the browser.
  --no-client-progress                                Does not print compilation progress in percentage in the browser.
  --client-reconnect [value]                          Tells dev-server the number of times it should try to reconnect the client.
  --no-client-reconnect                               Tells dev-server to not to try to reconnect the client.
  --client-web-socket-transport <value>               Allows to set custom web socket transport to communicate with dev server.
  --client-web-socket-url <value>                     Allows to specify URL to web socket server (useful when you're proxying dev server and client script does not always know where to connect to).
  --client-web-socket-url-hostname <value>            Tells clients connected to devServer to use the provided hostname.
  --client-web-socket-url-pathname <value>            Tells clients connected to devServer to use the provided path to connect.
  --client-web-socket-url-password <value>            Tells clients connected to devServer to use the provided password to authenticate.
  --client-web-socket-url-port <value>                Tells clients connected to devServer to use the provided port.
  --client-web-socket-url-protocol <value>            Tells clients connected to devServer to use the provided protocol.
  --client-web-socket-url-username <value>            Tells clients connected to devServer to use the provided username to authenticate.
  --compress                                          Enables gzip compression for everything served.
  --no-compress                                       Disables gzip compression for everything served.
  --history-api-fallback                              Allows to proxy requests through a specified index page (by default 'index.html'), useful for Single Page Applications that utilise the HTML5 History API.
  --no-history-api-fallback                           Disallows to proxy requests through a specified index page.
  --host <value>                                      Allows to specify a hostname to use.
  --hot [value]                                       Enables Hot Module Replacement.
  --no-hot                                            Disables Hot Module Replacement.
  --http2                                             Allows to serve over HTTP/2 using SPDY. Deprecated, use the `server` option.
  --no-http2                                          Does not serve over HTTP/2 using SPDY.
  --https                                             Allows to configure the server's listening socket for TLS (by default, dev server will be served over HTTP). Deprecated, use the `server` option.
  --no-https                                          Disallows to configure the server's listening socket for TLS (by default, dev server will be served over HTTP).
  --https-passphrase <value>                          Passphrase for a pfx file. Deprecated, use the `server.options.passphrase` option.
  --https-request-cert                                Request for an SSL certificate. Deprecated, use the `server.options.requestCert` option.
  --no-https-request-cert                             Does not request for an SSL certificate.
  --https-ca <value...>                               Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --https-ca-reset                                    Clear all items provided in 'https.ca' configuration. Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --https-cacert <value...>                           Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --https-cacert-reset                                Clear all items provided in 'https.cacert' configuration. Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --https-cert <value...>                             Path to an SSL certificate or content of an SSL certificate. Deprecated, use the `server.options.cert` option.
  --https-cert-reset                                  Clear all items provided in 'https.cert' configuration. Path to an SSL certificate or content of an SSL certificate. Deprecated, use the `server.options.cert` option.
  --https-crl <value...>                              Path to PEM formatted CRLs (Certificate Revocation Lists) or content of PEM formatted CRLs (Certificate Revocation Lists). Deprecated, use the `server.options.crl` option.
  --https-crl-reset                                   Clear all items provided in 'https.crl' configuration. Path to PEM formatted CRLs (Certificate Revocation Lists) or content of PEM formatted CRLs (Certificate Revocation Lists). Deprecated, use the `server.options.crl` option.
  --https-key <value...>                              Path to an SSL key or content of an SSL key. Deprecated, use the `server.options.key` option.
  --https-key-reset                                   Clear all items provided in 'https.key' configuration. Path to an SSL key or content of an SSL key. Deprecated, use the `server.options.key` option.
  --https-pfx <value...>                              Path to an SSL pfx file or content of an SSL pfx file. Deprecated, use the `server.options.pfx` option.
  --https-pfx-reset                                   Clear all items provided in 'https.pfx' configuration. Path to an SSL pfx file or content of an SSL pfx file. Deprecated, use the `server.options.pfx` option.
  --ipc [value]                                       Listen to a unix socket.
  --live-reload                                       Enables reload/refresh the page(s) when file changes are detected (enabled by default).
  --no-live-reload                                    Disables reload/refresh the page(s) when file changes are detected (enabled by default).
  --magic-html                                        Tells dev-server whether to enable magic HTML routes (routes corresponding to your webpack output, for example '/main' for 'main.js').
  --no-magic-html                                     Disables magic HTML routes (routes corresponding to your webpack output, for example '/main' for 'main.js').
  --open [value...]                                   Allows to configure dev server to open the browser(s) and page(s) after server had been started (set it to true to open your default browser).
  --no-open                                           Does not open the default browser.
  --open-target <value...>                            Opens specified page in browser.
  --open-app-name <value...>                          Open specified browser.
  --open-app <value...>                               Open specified browser. Deprecated: please use '--open-app-name'.
  --open-reset                                        Clear all items provided in 'open' configuration. Allows to configure dev server to open the browser(s) and page(s) after server had been started (set it to true to open your default browser).
  --open-target-reset                                 Clear all items provided in 'open.target' configuration. Opens specified page in browser.
  --open-app-name-reset                               Clear all items provided in 'open.app.name' configuration. Open specified browser.
  --port <value>                                      Allows to specify a port to use.
  --server-type <value>                               Allows to set server and options (by default 'http').
  --server-options-passphrase <value>                 Passphrase for a pfx file.
  --server-options-request-cert                       Request for an SSL certificate.
  --no-server-options-request-cert                    Does not request for an SSL certificate.
  --server-options-ca <value...>                      Path to an SSL CA certificate or content of an SSL CA certificate.
  --server-options-ca-reset                           Clear all items provided in 'server.options.ca' configuration. Path to an SSL CA certificate or content of an SSL CA certificate.
  --server-options-cacert <value...>                  Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --server-options-cacert-reset                       Clear all items provided in 'server.options.cacert' configuration. Path to an SSL CA certificate or content of an SSL CA certificate. Deprecated, use the `server.options.ca` option.
  --server-options-cert <value...>                    Path to an SSL certificate or content of an SSL certificate.
  --server-options-cert-reset                         Clear all items provided in 'server.options.cert' configuration. Path to an SSL certificate or content of an SSL certificate.
  --server-options-crl <value...>                     Path to PEM formatted CRLs (Certificate Revocation Lists) or content of PEM formatted CRLs (Certificate Revocation Lists).
  --server-options-crl-reset                          Clear all items provided in 'server.options.crl' configuration. Path to PEM formatted CRLs (Certificate Revocation Lists) or content of PEM formatted CRLs (Certificate Revocation Lists).
  --server-options-key <value...>                     Path to an SSL key or content of an SSL key.
  --server-options-key-reset                          Clear all items provided in 'server.options.key' configuration. Path to an SSL key or content of an SSL key.
  --server-options-pfx <value...>                     Path to an SSL pfx file or content of an SSL pfx file.
  --server-options-pfx-reset                          Clear all items provided in 'server.options.pfx' configuration. Path to an SSL pfx file or content of an SSL pfx file.
  --static [value...]                                 Allows to configure options for serving static files from directory (by default 'public' directory).
  --no-static                                         Disallows to configure options for serving static files from directory.
  --static-directory <value...>                       Directory for static contents.
  --static-public-path <value...>                     The static files will be available in the browser under this public path.
  --static-serve-index                                Tells dev server to use serveIndex middleware when enabled.
  --no-static-serve-index                             Does not tell dev server to use serveIndex middleware.
  --static-watch                                      Watches for files in static content directory.
  --no-static-watch                                   Does not watch for files in static content directory.
  --static-reset                                      Clear all items provided in 'static' configuration. Allows to configure options for serving static files from directory (by default 'public' directory).
  --static-public-path-reset                          Clear all items provided in 'static.publicPath' configuration. The static files will be available in the browser under this public path.
  --watch-files <value...>                            Allows to configure list of globs/directories/files to watch for file changes.
  --watch-files-reset                                 Clear all items provided in 'watchFiles' configuration. Allows to configure list of globs/directories/files to watch for file changes.
  --web-socket-server <value>                         Deprecated: please use '--web-socket-server-type' option. Allows to set web socket server and options (by default 'ws').
  --no-web-socket-server                              Disallows to set web socket server and options.
  --web-socket-server-type <value>                    Allows to set web socket server and options (by default 'ws').

Global options:
  --color                                             Enable colors on console.
  --no-color                                          Disable colors on console.
  -v, --version                                       Output the version number of 'webpack', 'webpack-cli' and 'webpack-dev-server' and commands.
  -h, --help [verbose]                                Display help for commands and options.

To see list of all supported commands and options run 'webpack --help=verbose'.

Webpack documentation: https://webpack.js.org/.
CLI documentation: https://webpack.js.org/api/cli/.
Made with ♥ by the webpack team.