Replace npm with pnpm

.github/workflows/ci.yml

@@ -15,23 +15,26 @@ jobs:
 
     steps:
       - uses: actions/checkout@v6
+      - uses: pnpm/action-setup@v4
+        with:
+          run_install: false
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node-version }}
-          cache: 'npm'
-          cache-dependency-path: 'package-lock.json'
-      - run: npm ci
-      - run: npm run lint
+          cache: 'pnpm'
+          cache-dependency-path: 'pnpm-lock.yaml'
+      - run: pnpm install --frozen-lockfile
+      - run: pnpm run lint
 
       - name: Build with Netlify badge
-        run: npm run build-serial
+        run: pnpm run build-serial
         env:
           VITE_SHOW_NETLIFY_BADGE: true
           NODE_OPTIONS: --max_old_space_size=4096
 
       - name: Build
-        run: npm run build-serial
+        run: pnpm run build-serial
         env:
           NODE_OPTIONS: --max_old_space_size=4096
 
@@ -45,7 +48,7 @@ jobs:
         with:
           name: docs
           path: packages/docs/build
-      - run: npm test
+      - run: pnpm test
 
   deploy_playground_and_docs:
     runs-on: ubuntu-latest

.github/workflows/release.yml

@@ -14,18 +14,21 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Ensures it gets the tags and history correctly
+      - uses: pnpm/action-setup@v4
+        with:
+          run_install: false
       - name: Use Node.js 24.x
         uses: actions/setup-node@v6
         with:
           node-version: 24.x
-          cache: 'npm'
-          cache-dependency-path: 'package-lock.json'
-      - run: npm ci
-      - run: npm run build-serial
+          cache: 'pnpm'
+          cache-dependency-path: 'pnpm-lock.yaml'
+      - run: pnpm install --frozen-lockfile
+      - run: pnpm run build-serial
         env:
           NODE_OPTIONS: --max_old_space_size=4096
-      - run: npm test
-      - run: npm run lint
+      - run: pnpm test
+      - run: pnpm run lint
       - name: Determine npm tag based on release version
         id: get_npm_tag
         run: |
@@ -38,7 +41,7 @@ jobs:
 
           echo "NPM_TAG=${NPM_TAG_VALUE}" >> $GITHUB_ENV
           echo "Determined NPM_TAG: ${NPM_TAG_VALUE}"
-      - run: npx nx release publish --tag=$NPM_TAG --provenance
+      - run: pnpm exec nx release publish --tag=$NPM_TAG --provenance
         env:
           # This ensures the npm CLI knows which registry to authenticate against using OIDC
           NPM_CONFIG_REGISTRY: "https://registry.npmjs.org/"

.husky/pre-commit

@@ -1,3 +1,3 @@
 # Hopefully this disables husky on github CI
 [ -n "$CI" ] && exit 0
-npm run pre-commit:husky
+pnpm run pre-commit:husky

CHANGELOG.md

@@ -16,6 +16,12 @@ should change the heading of the (upcoming) version to include a major version b
 
 -->
 
+# 6.7.0
+
+## Dev / docs / playground
+
+- Replaced npm with pnpm for development
+
 # 6.6.2
 
 ## @rjsf/core

CLAUDE.md

@@ -6,45 +6,45 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 ```bash
 # Install dependencies
-npm install
+pnpm install
 
 # Build all packages (parallel)
-npm run build
+pnpm run build
 
 # Build all packages (sequential, use if parallel causes issues)
-npm run build-serial
+pnpm run build-serial
 
 # Run all tests
-npm test
+pnpm test
 
 # Lint
-npm run lint
+pnpm run lint
 
 # Prettier check / format
-npm run cs-check
-npm run cs-format
+pnpm run cs-check
+pnpm run cs-format
 
 # Run a single package's tests
-cd packages/core && npm test
+cd packages/core && pnpm test
 
 # Watch mode for a single package
-cd packages/core && npm run test:watch
+cd packages/core && pnpm run test:watch
 
 # Update snapshots
-cd packages/snapshot-tests && npm run test:update
+cd packages/snapshot-tests && pnpm run test:update
 
 # Start the playground (interactive demo)
-cd packages/playground && npm start
+cd packages/playground && pnpm start
 
 # Full sanity check (lint + build + test)
-npm run sanity-check
+pnpm run sanity-check
 ```
 
 Individual package builds output three module formats: `build:cjs`, `build:esm`, `build:umd`.
 
 ## Architecture
 
-This is an **npm workspaces + Nx** monorepo. All packages live under `packages/` and are scoped as `@rjsf/*`.
+This is an **pnpm workspaces + Nx** monorepo. All packages live under `packages/` and are scoped as `@rjsf/*`.
 
 ### Package roles
 

PULL_REQUEST_TEMPLATE.md

@@ -11,7 +11,7 @@ If your PR is non-trivial and you'd like to schedule a synchronous review, pleas
 - [ ] **I'm updating documentation**
   - [ ] I've [checked the rendering](https://rjsf-team.github.io/react-jsonschema-form/docs/contributing) of the Markdown text I've added
 - [ ] **I'm adding or updating code**
-  - [ ] I've added and/or updated tests. I've run `npx nx run-many --target=build --exclude=@rjsf/docs && npm run test:update` to update snapshots, if needed.
+  - [ ] I've added and/or updated tests. I've run `pnpm exec nx run-many --target=build --exclude=@rjsf/docs && pnpm run test:update` to update snapshots, if needed.
   - [ ] I've updated [docs](https://rjsf-team.github.io/react-jsonschema-form/docs) if needed
   - [ ] I've updated the [changelog](https://github.com/rjsf-team/react-jsonschema-form/blob/main/CHANGELOG.md) with a description of the PR
 - [ ] **I'm adding a new feature**

netlify.toml

@@ -1,7 +1,7 @@
 [build]
   base = ""
   publish = "packages/playground/dist"
-  command = "npm run build-serial"
+  command = "corepack enable && pnpm run build-serial"
   # Ignore dependabot PRs for deploy previews
   ignore = "./netlify-ignore.sh"