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Title: Modules: CommonJS modules | Node.js 26.13.0 Documentation

Open Graph Title: Modules: CommonJS modules | Node.js 26.13.0 Documentation

Description: Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

Open Graph Description: Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

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Iterable Streamshttps://beta.docs.nodejs.org/stream_iter.html
Modules: node:module APIhttps://beta.docs.nodejs.org/module.html
Modules: CommonJS moduleshttps://beta.docs.nodejs.org/modules.html
Enablinghttps://beta.docs.nodejs.org/modules/Enabling.html
Accessing the main modulehttps://beta.docs.nodejs.org/modules/accessing-the-main-module.html
Package manager tipshttps://beta.docs.nodejs.org/modules/package-manager-tips.html
All togetherhttps://beta.docs.nodejs.org/modules/all-together.html
Cachinghttps://beta.docs.nodejs.org/modules/Caching.html
Built-in moduleshttps://beta.docs.nodejs.org/modules/built-in-modules.html
Cycleshttps://beta.docs.nodejs.org/modules/Cycles.html
File moduleshttps://beta.docs.nodejs.org/modules/file-modules.html
Folders as moduleshttps://beta.docs.nodejs.org/modules/folders-as-modules.html
Loading from node_modules foldershttps://beta.docs.nodejs.org/modules/loading-from-node_modules-folders.html
Loading from the global foldershttps://beta.docs.nodejs.org/modules/loading-from-the-global-folders.html
The module wrapperhttps://beta.docs.nodejs.org/modules/the-module-wrapper.html
The module scopehttps://beta.docs.nodejs.org/modules/the-module-scope.html
The module objecthttps://beta.docs.nodejs.org/modules/the-module-object.html
Modules: ECMAScript moduleshttps://beta.docs.nodejs.org/esm.html
Modules: Packageshttps://beta.docs.nodejs.org/packages.html
Modules: TypeScripthttps://beta.docs.nodejs.org/typescript.html
Nethttps://beta.docs.nodejs.org/net.html
Node-APIhttps://beta.docs.nodejs.org/n-api.html
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Pathhttps://beta.docs.nodejs.org/path.html
Performance measurement APIshttps://beta.docs.nodejs.org/perf_hooks.html
Permissionshttps://beta.docs.nodejs.org/permissions.html
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Punycodehttps://beta.docs.nodejs.org/punycode.html
Query stringhttps://beta.docs.nodejs.org/querystring.html
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REPLhttps://beta.docs.nodejs.org/repl.html
Single executable applicationshttps://beta.docs.nodejs.org/single-executable-applications.html
SQLitehttps://beta.docs.nodejs.org/sqlite.html
Streamhttps://beta.docs.nodejs.org/stream.html
String decoderhttps://beta.docs.nodejs.org/string_decoder.html
Test runnerhttps://beta.docs.nodejs.org/test.html
Timershttps://beta.docs.nodejs.org/timers.html
TLS (SSL)https://beta.docs.nodejs.org/tls.html
Trace eventshttps://beta.docs.nodejs.org/tracing.html
TTYhttps://beta.docs.nodejs.org/tty.html
UDP/datagram socketshttps://beta.docs.nodejs.org/dgram.html
URLhttps://beta.docs.nodejs.org/url.html
Utilhttps://beta.docs.nodejs.org/util.html
V8https://beta.docs.nodejs.org/v8.html
Virtual File Systemhttps://beta.docs.nodejs.org/vfs.html
VM (executing JavaScript)https://beta.docs.nodejs.org/vm.html
Web Crypto APIhttps://beta.docs.nodejs.org/webcrypto.html
Web Streams APIhttps://beta.docs.nodejs.org/webstreams.html
WebAssembly System Interface (WASI)https://beta.docs.nodejs.org/wasi.html
Worker threadshttps://beta.docs.nodejs.org/worker_threads.html
Zlibhttps://beta.docs.nodejs.org/zlib.html
Enablinghttps://beta.docs.nodejs.org/modules.html#enabling
Accessing the main modulehttps://beta.docs.nodejs.org/modules.html#accessing-the-main-module
Package manager tipshttps://beta.docs.nodejs.org/modules.html#package-manager-tips
Loading ECMAScript modules using require()https://beta.docs.nodejs.org/modules.html#loading-ecmascript-modules-using-require
All togetherhttps://beta.docs.nodejs.org/modules.html#all-together
Cachinghttps://beta.docs.nodejs.org/modules.html#caching
Module caching caveatshttps://beta.docs.nodejs.org/modules.html#module-caching-caveats
Built-in moduleshttps://beta.docs.nodejs.org/modules.html#built-in-modules
prefixhttps://beta.docs.nodejs.org/modules.html#built-in-modules-with-mandatory-node-prefix
Cycleshttps://beta.docs.nodejs.org/modules.html#cycles
File moduleshttps://beta.docs.nodejs.org/modules.html#file-modules
Folders as moduleshttps://beta.docs.nodejs.org/modules.html#folders-as-modules
Loading from node_modules foldershttps://beta.docs.nodejs.org/modules.html#loading-from-node_modules-folders
Loading from the global foldershttps://beta.docs.nodejs.org/modules.html#loading-from-the-global-folders
The module wrapperhttps://beta.docs.nodejs.org/modules.html#the-module-wrapper
The module scopehttps://beta.docs.nodejs.org/modules.html#the-module-scope
__dirnamehttps://beta.docs.nodejs.org/modules.html#__dirname
__filenamehttps://beta.docs.nodejs.org/modules.html#__filename
exportshttps://beta.docs.nodejs.org/modules.html#exports
modulehttps://beta.docs.nodejs.org/modules.html#module
requirehttps://beta.docs.nodejs.org/modules.html#requireid
The module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object
module.childrenhttps://beta.docs.nodejs.org/modules.html#modulechildren
module.exportshttps://beta.docs.nodejs.org/modules.html#moduleexports
module.filenamehttps://beta.docs.nodejs.org/modules.html#modulefilename
module.idhttps://beta.docs.nodejs.org/modules.html#moduleid
module.isPreloadinghttps://beta.docs.nodejs.org/modules.html#moduleispreloading
module.loadedhttps://beta.docs.nodejs.org/modules.html#moduleloaded
module.parenthttps://beta.docs.nodejs.org/modules.html#moduleparent
module.pathhttps://beta.docs.nodejs.org/modules.html#modulepath
module.pathshttps://beta.docs.nodejs.org/modules.html#modulepaths
module.requirehttps://beta.docs.nodejs.org/modules.html#modulerequireid
The Module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object-1
Source map v3 supporthttps://beta.docs.nodejs.org/modules.html#source-map-v3-support
Modules: CommonJS moduleshttps://beta.docs.nodejs.org/modules.html#modules-commonjs-modules
ECMAScript moduleshttps://beta.docs.nodejs.org/esm.html
module wrapperhttps://beta.docs.nodejs.org/modules.html#the-module-wrapper
module core modulehttps://beta.docs.nodejs.org/module.html
Enablinghttps://beta.docs.nodejs.org/modules.html#enabling
ECMAScript moduleshttps://beta.docs.nodejs.org/esm.html
"type"https://beta.docs.nodejs.org/packages.html#type
"type"https://beta.docs.nodejs.org/packages.html#type
"type"https://beta.docs.nodejs.org/packages.html#type
"type"https://beta.docs.nodejs.org/packages.html#type
Determining module systemhttps://beta.docs.nodejs.org/packages.html#determining-module-system
Accessing the main modulehttps://beta.docs.nodejs.org/modules.html#accessing-the-main-module
Package manager tipshttps://beta.docs.nodejs.org/modules.html#package-manager-tips
looks for their dependencies in node_modules foldershttps://beta.docs.nodejs.org/modules.html#loading-from-node_modules-folders
Loading ECMAScript modules using require()https://beta.docs.nodejs.org/modules.html#loading-ecmascript-modules-using-require
This feature is no longer experimental.v25.4.0https://github.com/nodejs/node/pull/60959
This feature no longer emits an experimental warning by default, though the warning can still be emitted by --trace-require-module.v23.5.0, v22.13.0, v20.19.0https://github.com/nodejs/node/pull/56194
This feature is no longer behind the --experimental-require-module CLI flag.v23.0.0, v22.12.0, v20.19.0https://github.com/nodejs/node/pull/55085
Support 'module.exports' interop export in require(esm).v23.0.0, v22.12.0https://github.com/nodejs/node/pull/54563
ECMAScript Moduleshttps://beta.docs.nodejs.org/esm.html
Determining module systemhttps://beta.docs.nodejs.org/packages.html#determining-module-system
module namespace objecthttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/import#module_namespace_object
module namespace objecthttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/import#module_namespace_object
ERR_REQUIRE_ASYNC_MODULEhttps://beta.docs.nodejs.org/errors.html#err_require_async_module
import()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/import
--trace-require-modulehttps://beta.docs.nodejs.org/cli.html#--trace-require-modulemode
process.features.require_modulehttps://beta.docs.nodejs.org/process.html#processfeaturesrequire_module
All togetherhttps://beta.docs.nodejs.org/modules.html#all-together
in the ESM documentationhttps://beta.docs.nodejs.org/esm.html#resolution-and-loading-algorithm
Cachinghttps://beta.docs.nodejs.org/modules.html#caching
Module caching caveatshttps://beta.docs.nodejs.org/modules.html#module-caching-caveats
Built-in moduleshttps://beta.docs.nodejs.org/modules.html#built-in-modules
Added node: import support to require(...).v16.0.0, v14.18.0https://github.com/nodejs/node/pull/37246
module.builtinModuleshttps://beta.docs.nodejs.org/module.html#modulebuiltinmodules
Built-in modules with mandatory node: prefixhttps://beta.docs.nodejs.org/modules.html#built-in-modules-with-mandatory-node-prefix
node:ffihttps://beta.docs.nodejs.org/ffi.html
node:seahttps://beta.docs.nodejs.org/single-executable-applications.html#single-executable-application-api
node:sqlitehttps://beta.docs.nodejs.org/sqlite.html
node:testhttps://beta.docs.nodejs.org/test.html
node:test/reportershttps://beta.docs.nodejs.org/test.html#test-reporters
module.builtinModuleshttps://beta.docs.nodejs.org/module.html#modulebuiltinmodules
Cycleshttps://beta.docs.nodejs.org/modules.html#cycles
File moduleshttps://beta.docs.nodejs.org/modules.html#file-modules
Determining module systemhttps://beta.docs.nodejs.org/packages.html#determining-module-system
MODULE_NOT_FOUNDhttps://beta.docs.nodejs.org/errors.html#module_not_found
Folders as moduleshttps://beta.docs.nodejs.org/modules.html#folders-as-modules
subpath exportshttps://beta.docs.nodejs.org/packages.html#subpath-exports
subpath importshttps://beta.docs.nodejs.org/packages.html#subpath-imports
package.jsonhttps://beta.docs.nodejs.org/packages.html#nodejs-packagejson-field-definitions
package.jsonhttps://beta.docs.nodejs.org/packages.html#nodejs-packagejson-field-definitions
package.jsonhttps://beta.docs.nodejs.org/packages.html#nodejs-packagejson-field-definitions
"main"https://beta.docs.nodejs.org/packages.html#main
package.jsonhttps://beta.docs.nodejs.org/packages.html#nodejs-packagejson-field-definitions
ERR_UNSUPPORTED_DIR_IMPORThttps://beta.docs.nodejs.org/errors.html#err_unsupported_dir_import
subpath exportshttps://beta.docs.nodejs.org/packages.html#subpath-exports
subpath importshttps://beta.docs.nodejs.org/packages.html#subpath-imports
Loading from node_modules foldershttps://beta.docs.nodejs.org/modules.html#loading-from-node_modules-folders
built-inhttps://beta.docs.nodejs.org/modules.html#built-in-modules
Loading from the global foldershttps://beta.docs.nodejs.org/modules.html#loading-from-the-global-folders
module resolutionhttps://beta.docs.nodejs.org/modules.html#all-together
The module wrapperhttps://beta.docs.nodejs.org/modules.html#the-module-wrapper
The module scopehttps://beta.docs.nodejs.org/modules.html#the-module-scope
__dirnamehttps://beta.docs.nodejs.org/modules.html#__dirname
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
path.dirname()https://beta.docs.nodejs.org/path.html#pathdirnamepath
__filenamehttps://beta.docs.nodejs.org/modules.html#__filename
__filenamehttps://beta.docs.nodejs.org/modules.html#__filename
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
__dirnamehttps://beta.docs.nodejs.org/modules.html#__dirname
exportshttps://beta.docs.nodejs.org/modules.html#exports
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
exports shortcuthttps://beta.docs.nodejs.org/modules.html#exports-shortcut
modulehttps://beta.docs.nodejs.org/modules.html#module
modulehttps://beta.docs.nodejs.org/modules.html#the-module-object
module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object
requirehttps://beta.docs.nodejs.org/modules.html#requireid
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
anyhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Data_types
__dirnamehttps://beta.docs.nodejs.org/modules.html#__dirname
require.cachehttps://beta.docs.nodejs.org/modules.html#requirecache
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
native addonshttps://beta.docs.nodejs.org/addons.html
require.extensionshttps://beta.docs.nodejs.org/modules.html#requireextensions
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
require.mainhttps://beta.docs.nodejs.org/modules.html#requiremain
modulehttps://beta.docs.nodejs.org/modules.html#the-module-object
undefinedhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#undefined_type
"Accessing the main module"https://beta.docs.nodejs.org/modules.html#accessing-the-main-module
require.resolvehttps://beta.docs.nodejs.org/modules.html#requireresolverequest-options
The paths option is now supported.v8.9.0https://github.com/nodejs/node/pull/16397
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
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stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
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stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
nullhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#null_type
The module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
module.childrenhttps://beta.docs.nodejs.org/modules.html#modulechildren
modulehttps://beta.docs.nodejs.org/modules.html#the-module-object
module.exportshttps://beta.docs.nodejs.org/modules.html#moduleexports
Objecthttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
exports shortcuthttps://beta.docs.nodejs.org/modules.html#exports-shortcut
module.filenamehttps://beta.docs.nodejs.org/modules.html#modulefilename
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
module.idhttps://beta.docs.nodejs.org/modules.html#moduleid
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
module.isPreloadinghttps://beta.docs.nodejs.org/modules.html#moduleispreloading
booleanhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#boolean_type
module.loadedhttps://beta.docs.nodejs.org/modules.html#moduleloaded
booleanhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#boolean_type
module.parenthttps://beta.docs.nodejs.org/modules.html#moduleparent
require.mainhttps://beta.docs.nodejs.org/modules.html#requiremain
module.childrenhttps://beta.docs.nodejs.org/modules.html#modulechildren
modulehttps://beta.docs.nodejs.org/modules.html#the-module-object
nullhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#null_type
undefinedhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#undefined_type
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stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
path.dirname()https://beta.docs.nodejs.org/path.html#pathdirnamepath
module.idhttps://beta.docs.nodejs.org/modules.html#moduleid
module.pathshttps://beta.docs.nodejs.org/modules.html#modulepaths
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
module.requirehttps://beta.docs.nodejs.org/modules.html#modulerequireid
stringhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#string_type
anyhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Data_types
The Module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object-1
Modules: module core modulehttps://beta.docs.nodejs.org/module.html#the-module-object
module.builtinModuleshttps://beta.docs.nodejs.org/module.html#modulebuiltinmodules
module.createRequire(filename)https://beta.docs.nodejs.org/module.html#modulecreaterequirefilename
module.syncBuiltinESMExports()https://beta.docs.nodejs.org/module.html#modulesyncbuiltinesmexports
Source map v3 supporthttps://beta.docs.nodejs.org/modules.html#source-map-v3-support
Modules: module core modulehttps://beta.docs.nodejs.org/module.html#source-map-support
module.findSourceMap(path)https://beta.docs.nodejs.org/module.html#modulefindsourcemappath
Class: module.SourceMaphttps://beta.docs.nodejs.org/module.html#class-modulesourcemap
new SourceMap(payload)https://beta.docs.nodejs.org/module.html#new-sourcemappayload--linelengths-
sourceMap.payloadhttps://beta.docs.nodejs.org/module.html#sourcemappayload
sourceMap.findEntry(lineNumber, columnNumber)https://beta.docs.nodejs.org/module.html#sourcemapfindentrylineoffset-columnoffset
NextEnablinghttps://beta.docs.nodejs.org/modules/Enabling.html
JSONhttps://beta.docs.nodejs.org/modules.json
MDhttps://beta.docs.nodejs.org/modules.md
Edit this pagehttps://github.com/nodejs/node/edit/HEAD/doc/api/modules.md
Enablinghttps://beta.docs.nodejs.org/modules.html#enabling
Accessing the main modulehttps://beta.docs.nodejs.org/modules.html#accessing-the-main-module
Package manager tipshttps://beta.docs.nodejs.org/modules.html#package-manager-tips
Loading ECMAScript modules using require()https://beta.docs.nodejs.org/modules.html#loading-ecmascript-modules-using-require
All togetherhttps://beta.docs.nodejs.org/modules.html#all-together
Cachinghttps://beta.docs.nodejs.org/modules.html#caching
Module caching caveatshttps://beta.docs.nodejs.org/modules.html#module-caching-caveats
Built-in moduleshttps://beta.docs.nodejs.org/modules.html#built-in-modules
prefixhttps://beta.docs.nodejs.org/modules.html#built-in-modules-with-mandatory-node-prefix
Cycleshttps://beta.docs.nodejs.org/modules.html#cycles
File moduleshttps://beta.docs.nodejs.org/modules.html#file-modules
Folders as modulesLhttps://beta.docs.nodejs.org/modules.html#folders-as-modules
Loading from node_modules foldershttps://beta.docs.nodejs.org/modules.html#loading-from-node_modules-folders
Loading from the global foldershttps://beta.docs.nodejs.org/modules.html#loading-from-the-global-folders
The module wrapperhttps://beta.docs.nodejs.org/modules.html#the-module-wrapper
The module scopehttps://beta.docs.nodejs.org/modules.html#the-module-scope
__dirnamehttps://beta.docs.nodejs.org/modules.html#__dirname
__filenamehttps://beta.docs.nodejs.org/modules.html#__filename
exportshttps://beta.docs.nodejs.org/modules.html#exports
modulehttps://beta.docs.nodejs.org/modules.html#module
requirehttps://beta.docs.nodejs.org/modules.html#requireid
The module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object
module.childrenhttps://beta.docs.nodejs.org/modules.html#modulechildren
module.exportshttps://beta.docs.nodejs.org/modules.html#moduleexports
module.filenamehttps://beta.docs.nodejs.org/modules.html#modulefilename
module.idhttps://beta.docs.nodejs.org/modules.html#moduleid
module.isPreloadinghttps://beta.docs.nodejs.org/modules.html#moduleispreloading
module.loadedhttps://beta.docs.nodejs.org/modules.html#moduleloaded
module.parentDhttps://beta.docs.nodejs.org/modules.html#moduleparent
module.pathhttps://beta.docs.nodejs.org/modules.html#modulepath
module.pathshttps://beta.docs.nodejs.org/modules.html#modulepaths
module.requirehttps://beta.docs.nodejs.org/modules.html#modulerequireid
The Module objecthttps://beta.docs.nodejs.org/modules.html#the-module-object-1
Source map v3 supporthttps://beta.docs.nodejs.org/modules.html#source-map-v3-support

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