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Add Node.js 26 support #5927

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Merged
Bharat Middha (bmiddha) merged 4 commits into from
Aug 18, 2026
Merged

Add Node.js 26 support #5927

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8bab38e
build: add Node.js 26 support
bmiddha Aug 18, 2026
90cd73c
ci: scope Node 26 options to test steps
bmiddha Aug 18, 2026
a3c7eb4
Merge branch 'main' into node26-support
iclanton Aug 18, 2026
a9563de
Apply suggestion from @bmiddha
bmiddha Aug 18, 2026
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12 changes: 12 additions & 0 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,12 @@ jobs:
- NodeVersion: 24.11.x
NodeVersionDisplayName: 24
OS: windows-latest
- NodeVersion: 26.7.x
NodeVersionDisplayName: 26
OS: ubuntu-latest
- NodeVersion: 26.7.x
NodeVersionDisplayName: 26
OS: windows-latest
name: Node.js v${{ matrix.NodeVersionDisplayName }} (${{ matrix.OS }})
runs-on: ${{ matrix.OS }}
env:
Expand Down Expand Up @@ -73,6 +79,8 @@ jobs:
- name: Rush retest (install-run-rush)
run: node common/scripts/install-run-rush.js retest --verbose --production
working-directory: repo-a
env:
NODE_OPTIONS: ${{ matrix.NodeVersionDisplayName == 26 && '--no-experimental-webstorage' || '' }}

- name: Run package manager integration tests
run: npm run test
Expand Down Expand Up @@ -109,7 +117,11 @@ jobs:
- name: Rush test (rush-lib)
run: node ${{ github.workspace }}/repo-a/apps/rush/lib-commonjs/start-dev.js test --verbose --production --timeline
working-directory: repo-b
env:
NODE_OPTIONS: ${{ matrix.NodeVersionDisplayName == 26 && '--no-experimental-webstorage' || '' }}

- name: Rush test (rush-lib) again to verify build cache hits
run: node ${{ github.workspace }}/repo-a/apps/rush/lib-commonjs/start-dev.js test --verbose --production --timeline
working-directory: repo-b
env:
NODE_OPTIONS: ${{ matrix.NodeVersionDisplayName == 26 && '--no-experimental-webstorage' || '' }}
10 changes: 10 additions & 0 deletions common/changes/@microsoft/rush/node-26_2026-08-17-12-00.json
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@@ -0,0 +1,10 @@
{
"changes": [
{
"packageName": "@microsoft/rush",
"comment": "Add support for Node 26.",
"type": "none"
}
],
"packageName": "@microsoft/rush"
}
2 changes: 1 addition & 1 deletion common/config/azure-pipelines/templates/install-node.yaml
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@@ -1,7 +1,7 @@
parameters:
- name: NodeMajorVersion
type: number
default: 22
default: 24

steps:
- task: NodeTool@0
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2 changes: 1 addition & 1 deletion libraries/rush-lib/src/logic/NodeJsCompatibility.ts
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Expand Up @@ -17,7 +17,7 @@ import { RushConstants } from './RushConstants';
* LTS schedule: https://nodejs.org/en/about/releases/
* LTS versions: https://nodejs.org/en/download/releases/
*/
const UPCOMING_NODE_LTS_VERSION: number = 24;
const UPCOMING_NODE_LTS_VERSION: number = 26;
const nodeVersion: string = process.versions.node;
const nodeMajorVersion: number = semver.major(nodeVersion);

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2 changes: 1 addition & 1 deletion rush.json
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Expand Up @@ -42,7 +42,7 @@
* LTS schedule: https://nodejs.org/en/about/releases/
* LTS versions: https://nodejs.org/en/download/releases/
*/
"nodeSupportedVersionRange": ">=20.9.0 <21.0.0 || >=22.12.0 <23.0.0 || >=24.11.1 <25.0.0",
"nodeSupportedVersionRange": ">=20.9.0 <21.0.0 || >=22.12.0 <23.0.0 || >=24.11.1 <25.0.0 || >=26.7.0 <27.0.0",

/**
* If the version check above fails, Rush will display a message showing the current
Expand Down