2026-10-07, Version 26.11.0 (Current)

Notable changes:

buffer:
  * (SEMVER-MINOR) add isLatin1 (James M Snell) #66298
  * (SEMVER-MINOR) add Buffer.stringLength() (Matteo Collina) #66064
build, doc:
  * move to redesign (Aviv Keller) #62045
http:
  * (SEMVER-MINOR) add isValidHeaderName() and isValidHeaderValue() (James M Snell) #66334
http2:
  * (SEMVER-MINOR) add new connectionWindowSize option (Tim Perry) #65619
perf_hooks:
  * (SEMVER-MINOR) fix truncation of monitorEventLoopDelay() resolution (James M Snell) #66115
  * (SEMVER-MINOR) allow RecordableHistogram to record 0 (James M Snell) #66114
  * (SEMVER-MINOR) add histogram.diff() (James M Snell) #66099
  * (SEMVER-MINOR) report histogram memory to V8 (James M Snell) #66099
  * (SEMVER-MINOR) add histogram.snapshot() (James M Snell) #66099
  * (SEMVER-MINOR) add histogram export format version 2 (James M Snell) #66098
  * (SEMVER-MINOR) harden histogram CBOR import validation (James M Snell) #66098
process:
  * (SEMVER-MINOR) graduate process.ref/unref from experimental (James M Snell) #66213
sqlite:
  * (SEMVER-MINOR) rename DatabaseSync and StatementSync (Guilherme Araújo) #65988
src:
  * (SEMVER-MINOR) add --process-timeout=N (James M Snell) #66138
  * (SEMVER-MINOR) expose size and count in heap profile output (Ilyas Shabi) #65737
  * (SEMVER-MINOR) let embedders exempt linked bindings from the addon permission (Shelley Vohr) #66067

PR-URL: #66546

Author: nodejs-github-bot

CHANGELOG.md

@@ -41,7 +41,8 @@ release.
 </tr>
 <tr>
   <td valign="top">
-<b><a href="doc/changelogs/CHANGELOG_V26.md#26.10.0">26.10.0</a></b><br/>
+<b><a href="doc/changelogs/CHANGELOG_V26.md#26.11.0">26.11.0</a></b><br/>
+<a href="doc/changelogs/CHANGELOG_V26.md#26.10.0">26.10.0</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.9.0">26.9.0</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.8.2">26.8.2</a><br/>
 <a href="doc/changelogs/CHANGELOG_V26.md#26.8.1">26.8.1</a><br/>

doc/api/buffer.md

@@ -1016,7 +1016,7 @@ the byte length as reported by `.byteLength` is returned.
 ### Static method: `Buffer.stringLength(input[, encoding])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `input` {Buffer | ArrayBuffer | TypedArray} The bytes that would be decoded.
@@ -5405,7 +5405,7 @@ A detached `ArrayBuffer`, or a `TypedArray` backed by one, is treated as empty.
 ### `buffer.isLatin1(input)`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `input` {string} The string to validate.

doc/api/cli.md

@@ -2642,7 +2642,7 @@ Identical to `-e` but prints the result.
 ### `--process-timeout=duration`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 > Stability: 1.1 - Active development
@@ -2822,7 +2822,7 @@ error.
 ### `--report-on-process-timeout`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 > Stability: 1.1 - Active development

doc/api/deprecations.md

@@ -4714,7 +4714,7 @@ async function example() {
 
 <!-- YAML
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/65988
     description: Documentation-only deprecation.
 -->
@@ -4728,7 +4728,7 @@ is kept as a deprecated alias. Use `Database` instead.
 
 <!-- YAML
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/65988
     description: Documentation-only deprecation.
 -->

doc/api/events.md

@@ -1883,7 +1883,7 @@ added:
  - v20.5.0
  - v18.18.0
 changes:
- - version: REPLACEME
+ - version: v26.11.0
    pr-url: https://github.com/nodejs/node/pull/65640
    description: When the signal is already aborted, the listener now receives an
                 `abort` event and disposing cancels the pending call.

doc/api/http.md

@@ -4378,7 +4378,7 @@ and the `cause`, if one was provided.
 ## `http.isValidHeaderName(name)`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `name` {any}
@@ -4415,7 +4415,7 @@ console.log(isValidHeaderName(42)); // false
 ## `http.isValidHeaderValue(value[, options])`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `value` {any}

doc/api/http2.md

@@ -2810,7 +2810,7 @@ Throws `ERR_INVALID_ARG_TYPE` for invalid `settings` argument.
 <!-- YAML
 added: v8.4.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/65619
     description: Added the `connectionWindowSize` option.
   - version: v25.7.0
@@ -3044,7 +3044,7 @@ server.listen(8000);
 <!-- YAML
 added: v8.4.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/65619
     description: Added the `connectionWindowSize` option.
   - version: v25.7.0
@@ -3255,7 +3255,7 @@ server.listen(8443);
 <!-- YAML
 added: v8.4.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/65619
     description: Added the `connectionWindowSize` option.
   - version:

doc/api/perf_hooks.md

@@ -889,7 +889,7 @@ setImmediate(() => {
 ### `performanceNodeTiming.uvMetricsInfoBigInt`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * Type: {Object}
@@ -1817,7 +1817,7 @@ console.log(snapshot.percentile(99));
 <!-- YAML
 added: v26.9.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66098
     description: Format version 2 is supported. Unknown keys in version 2
                  data are ignored.
@@ -1926,7 +1926,7 @@ are not guaranteed to reflect any correct state of the event loop.
 <!-- YAML
 added: v11.10.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66115
     description: Added the `lowest`, `highest`, and `figures` options.
   - version: v26.5.0
@@ -2209,7 +2209,7 @@ value range of the given value.
 ### `histogram.diff(other)`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `other` {Histogram} An earlier snapshot of this histogram.
@@ -2281,7 +2281,7 @@ histogram's highest recordable value.
 <!-- YAML
 added: v26.9.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66098
     description: The output uses format version 2.
 -->
@@ -2712,7 +2712,7 @@ Resets the collected histogram data and increments `histogram.resetCount`.
 ### `histogram.resetCount`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * Type: {number}
@@ -2739,7 +2739,7 @@ indicates a left-skewed distribution.
 ### `histogram.snapshot()`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * Returns: {Histogram}
@@ -2880,7 +2880,7 @@ added:
   - v15.9.0
   - v14.18.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66114
     description: Recording `0` is now supported.
 -->
@@ -2907,7 +2907,7 @@ previous call to `recordDelta()` and records that amount in the histogram.
 <!-- YAML
 added: v26.8.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66114
     description: Recording `0` is now supported.
 -->

doc/api/process.md

@@ -3329,7 +3329,7 @@ added:
   - v23.6.0
   - v22.14.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66213
     description: This API is no longer experimental.
 -->
@@ -4434,7 +4434,7 @@ added:
   - v23.6.0
   - v22.14.0
 changes:
-  - version: REPLACEME
+  - version: v26.11.0
     pr-url: https://github.com/nodejs/node/pull/66213
     description: This API is no longer experimental.
 -->

doc/api/sqlite.md

@@ -867,7 +867,7 @@ console.log(allUsers);
 ### `database.createModule(name, options)`
 
 <!-- YAML
-added: REPLACEME
+added: v26.11.0
 -->
 
 * `name` {string} The name of the virtual table module. This name is used in