2026-06-24, Version 26.4.0 (Current)

Notable changes:

deps:
  * (SEMVER-MINOR) update OpenSSL build config to support compression (Tim Perry) #62217
doc:
  * (SEMVER-MINOR) update `blockList` stability status to release candidate (alphaleadership) #63050
fs:
  * (SEMVER-MINOR) support caller-supplied `readFile()` buffers (Matteo Collina) #63634
http:
  * (SEMVER-MINOR) close pre-request sockets in `closeIdleConnections` (semimikoh) #63470
loader:
  * (SEMVER-MINOR) implement package maps (Maël Nison) #62239
net:
  * (SEMVER-MINOR) support `TCP_KEEPINTVL` and `TCP_KEEPCNT` in `setKeepAlive` (Guy Bedford) #63825
tls:
  * (SEMVER-MINOR) add `certificateCompression` option (Tim Perry) #62217
vfs:
  * (SEMVER-MINOR) dispatch `node:fs/promises` to mounted VFS instances (Matteo Collina) #63537
  * (SEMVER-MINOR) add minimal `node:vfs` subsystem (Matteo Collina) #63115

PR-URL: #64058

Author: aduh95

CHANGELOG.md

@@ -41,7 +41,8 @@ release.
 </tr>
 <tr>
   <td valign="top">
-<b><a href="doc/changelogs/CHANGELOG_V26.md#26.3.1">26.3.1</a></b><br/>
+<b><a href="doc/changelogs/CHANGELOG_V26.md#26.4.0">26.4.0</a></b><br/>
+<a href="doc/changelogs/CHANGELOG_V26.md#26.3.1">26.3.1</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.3.0">26.3.0</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.2.0">26.2.0</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.1.0">26.1.0</a><br/>

doc/api/cli.md

@@ -1320,7 +1320,7 @@ Enable experimental support for the network inspection with Chrome DevTools.
 ### `--experimental-package-map=<path>`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 > Stability: 1 - Experimental
@@ -1468,7 +1468,7 @@ inheriting tags.
 ### `--experimental-vfs`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 > Stability: 1 - Experimental

doc/api/debugger.md

@@ -237,7 +237,7 @@ added:
   - v26.1.0
   - v24.16.0
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63704
     description: Add per-probe `--max-hit <n>` option to limit evaluated hits and finish
         with a `completed` terminal event as soon as any probe reaches its limit.

doc/api/dgram.md

@@ -366,7 +366,7 @@ socket.bind({
 ### `socket.bindSync([options])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * `options` {Object}
@@ -450,7 +450,7 @@ the `callback` is called or, failing this, an `'error'` event is emitted.
 ### `socket.connectSync(port[, address])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * `port` {integer}

doc/api/errors.md

@@ -2562,7 +2562,7 @@ package specifier mapping.
 ### `ERR_PACKAGE_MAP_EXTERNAL_FILE`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 A module attempted to resolve a bare specifier using the [package map][], but
@@ -2582,7 +2582,7 @@ covers the importing file.
 ### `ERR_PACKAGE_MAP_INVALID`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 The [package map][] configuration file is invalid. This can occur when:
@@ -2603,7 +2603,7 @@ Error [ERR_PACKAGE_MAP_INVALID]: Invalid package map at "./missing.json": file n
 ### `ERR_PACKAGE_MAP_KEY_NOT_FOUND`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 A package's `dependencies` object in the [package map][] references a package

doc/api/fs.md

@@ -697,7 +697,7 @@ close the `FileHandle` automatically. User code must still call the
 <!-- YAML
 added: v10.0.0
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63634
     description: Added support for the `buffer` option.
 -->
@@ -1809,7 +1809,7 @@ try {
 <!-- YAML
 added: v10.0.0
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63634
     description: Added support for the `buffer` option.
   - version:
@@ -4302,7 +4302,7 @@ If `options.withFileTypes` is set to `true`, the `files` array will contain
 <!-- YAML
 added: v0.1.29
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63634
     description: Added support for the `buffer` option.
   - version: v18.0.0
@@ -6542,7 +6542,7 @@ If `options.withFileTypes` is set to `true`, the result will contain
 <!-- YAML
 added: v0.1.8
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63634
     description: Added support for the `buffer` option.
   - version: v7.6.0

doc/api/net.md

@@ -1439,7 +1439,7 @@ those platforms.
 #### `socket.setKeepAlive([options])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * `options` {Object}
@@ -1461,7 +1461,7 @@ socket.setKeepAlive({ enable: true, initialDelay: 1000, interval: 1000, count: 1
 <!-- YAML
 added: v0.1.92
 changes:
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/63825
     description: Added the `interval` and `count` arguments to configure
                  `TCP_KEEPINTVL` and `TCP_KEEPCNT`.
@@ -1645,7 +1645,7 @@ This property represents the state of the connection as a string.
 ## Class: `net.BoundSocket`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 Allows for the synchronous creation of a pre-bound socket, that can be passed
@@ -1671,7 +1671,7 @@ server.listen(bound); // Adopt as a server, or pass to new net.Socket() instead.
 ### `new net.BoundSocket([options])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * `options` {Object}
@@ -1690,7 +1690,7 @@ added: REPLACEME
 ### `boundSocket.address()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * Returns: {Object} An object with `address`, `family`, and `port` properties,
@@ -1702,7 +1702,7 @@ OS-assigned ephemeral port.
 ### `boundSocket.fd()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * Returns: {integer} The underlying OS file descriptor, or `-1` on platforms
@@ -1717,15 +1717,15 @@ to the adopting [`net.Server`][] or [`net.Socket`][] and `fd()` throws
 ### `boundSocket.close()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 Releases the bound socket. Only needed when the handle is never adopted.
 
 ### `boundSocket[Symbol.dispose]()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 Closes the handle if it has not been adopted or closed; otherwise a no-op.

doc/api/packages.md

@@ -950,7 +950,7 @@ See [the package examples repository][] for details.
 ## Package maps
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 > Stability: 1 - Experimental. Enable this API with [`--experimental-package-map`][].

doc/api/quic.md

@@ -532,7 +532,7 @@ a server once.
 ## `quic.listEndpoints([options])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * `options` {object}
@@ -1071,7 +1071,7 @@ has been destroyed. Read only.
 ### `session.onapplication`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * Type: {quic.OnApplicationCallback}

doc/api/tls.md

@@ -1899,7 +1899,7 @@ changes:
     pr-url: https://github.com/nodejs/node/pull/63966
     description: The `clientCertEngine`, `privateKeyEngine` and
                  `privateKeyIdentifier` options are runtime deprecated.
-  - version: REPLACEME
+  - version: v26.4.0
     pr-url: https://github.com/nodejs/node/pull/62217
     description: The `certificateCompression` option has been added.
   - version:
@@ -2397,7 +2397,7 @@ console.log(tls.getCiphers()); // ['aes128-gcm-sha256', 'aes128-sha', ...]
 ## `tls.getCertificateCompressionAlgorithms()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.4.0
 -->
 
 * Returns: {string\[]}