diff --git a/.codespellrc b/.codespellrc
new file mode 100644
index 00000000000000..ceabbd70ea3264
--- /dev/null
+++ b/.codespellrc
@@ -0,0 +1,7 @@
+[codespell]
+# Ref: https://github.com/codespell-project/codespell#using-a-config-file
+skip = .git*,*.svg,*-lock.yaml,*.css,.codespellrc,.npm,.cache
+check-hidden = true
+# Ignore URLs and camelCase/PascalCase identifiers (common in code)
+ignore-regex = https?://\S+|\b[a-z]+[A-Z]\w*\b|\b[A-Z][a-z]+[A-Z]\w*\b
+ignore-words-list = additionals,indentity
diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
new file mode 100644
index 00000000000000..7c9eafb17beae2
--- /dev/null
+++ b/.github/workflows/codespell.yml
@@ -0,0 +1,23 @@
+# Codespell configuration is within .codespellrc
+---
+name: Codespell
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  codespell:
+    name: Check for spelling errors
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Codespell
+        uses: codespell-project/actions-codespell@v2
diff --git a/packages/create-vite/CHANGELOG.md b/packages/create-vite/CHANGELOG.md
index 255451b9993c24..c9b7bb394138ef 100644
--- a/packages/create-vite/CHANGELOG.md
+++ b/packages/create-vite/CHANGELOG.md
@@ -851,7 +851,7 @@
 
 ### Miscellaneous Chores
 
-* udpate vite and plugins to stable ([#11278](https://github.com/vitejs/vite/issues/11278)) ([026f41e](https://github.com/vitejs/vite/commit/026f41e87e6eb89491c88f62952d7a094f810811))
+* update vite and plugins to stable ([#11278](https://github.com/vitejs/vite/issues/11278)) ([026f41e](https://github.com/vitejs/vite/commit/026f41e87e6eb89491c88f62952d7a094f810811))
 
 ## [4.0.0-beta.0](https://github.com/vitejs/vite/compare/create-vite@3.2.1...create-vite@4.0.0-beta.0) (2022-12-07)
 ### Bug Fixes
diff --git a/packages/plugin-legacy/CHANGELOG.md b/packages/plugin-legacy/CHANGELOG.md
index 84174a302f16f9..da8278aca2dd06 100644
--- a/packages/plugin-legacy/CHANGELOG.md
+++ b/packages/plugin-legacy/CHANGELOG.md
@@ -518,7 +518,7 @@
 ## <small>[3.0.1](https://github.com/vitejs/vite/compare/plugin-legacy@3.0.0...plugin-legacy@3.0.1) (2022-12-09)</small>
 ### Miscellaneous Chores
 
-* udpate vite and plugins to stable ([#11278](https://github.com/vitejs/vite/issues/11278)) ([026f41e](https://github.com/vitejs/vite/commit/026f41e87e6eb89491c88f62952d7a094f810811))
+* update vite and plugins to stable ([#11278](https://github.com/vitejs/vite/issues/11278)) ([026f41e](https://github.com/vitejs/vite/commit/026f41e87e6eb89491c88f62952d7a094f810811))
 
 ## [3.0.0](https://github.com/vitejs/vite/compare/plugin-legacy@3.0.0-alpha.0...plugin-legacy@3.0.0) (2022-12-09)
 ### Miscellaneous Chores
diff --git a/packages/vite/CHANGELOG.md b/packages/vite/CHANGELOG.md
index e8ce542137470b..459940c1b49283 100644
--- a/packages/vite/CHANGELOG.md
+++ b/packages/vite/CHANGELOG.md
@@ -665,7 +665,7 @@ See [rolldown-vite changelog](https://github.com/vitejs/rolldown-vite/blob/v7.2.
 * **deps:** update rolldown-related dependencies ([#20536](https://github.com/vitejs/vite/issues/20536)) ([8be2787](https://github.com/vitejs/vite/commit/8be278748a92b128c49a24619d8d537dd2b08ceb))
 * **deps:** update dependency parse5 to v8 ([#20490](https://github.com/vitejs/vite/issues/20490)) ([744582d](https://github.com/vitejs/vite/commit/744582d0187c50045fb6cf229e3fab13093af08e))
 * format ([f20addc](https://github.com/vitejs/vite/commit/f20addc5363058f5fd797e5bc71fab3877ed0a76))
-* stablize `cssScopeTo` ([#19592](https://github.com/vitejs/vite/issues/19592)) ([ced1343](https://github.com/vitejs/vite/commit/ced13433fb71e2101850a4da1b0ef70cbc38b804))
+* stabilize `cssScopeTo` ([#19592](https://github.com/vitejs/vite/issues/19592)) ([ced1343](https://github.com/vitejs/vite/commit/ced13433fb71e2101850a4da1b0ef70cbc38b804))
 
 ### Code Refactoring
 
@@ -1085,7 +1085,7 @@ See [7.0.0-beta.0 changelog](https://github.com/vitejs/vite/blob/v7.0.0-beta.0/p
 
 ### Miscellaneous Chores
 
-* extend commit hash correctly when ambigious with a non-commit object ([#19600](https://github.com/vitejs/vite/issues/19600)) ([89a6287](https://github.com/vitejs/vite/commit/89a62873243805518b672212db7e317989c5c197))
+* extend commit hash correctly when ambiguous with a non-commit object ([#19600](https://github.com/vitejs/vite/issues/19600)) ([89a6287](https://github.com/vitejs/vite/commit/89a62873243805518b672212db7e317989c5c197))
 
 ## <small>[6.2.1](https://github.com/vitejs/vite/compare/v6.2.0...v6.2.1) (2025-03-07)</small>
 ### Features
@@ -1501,7 +1501,7 @@ We want to thank the more than [1K contributors to Vite Core](https://github.com
 * add .git to deny list by default ([#18382](https://github.com/vitejs/vite/issues/18382)) ([105ca12](https://github.com/vitejs/vite/commit/105ca12b34e466dc9de838643954a873ac1ce804))
 * add `environment::listen` ([#18263](https://github.com/vitejs/vite/issues/18263)) ([4d5f51d](https://github.com/vitejs/vite/commit/4d5f51d13f92cc8224a028c27df12834a0667659))
 * enable dependencies discovery and pre-bundling in ssr environments ([#18358](https://github.com/vitejs/vite/issues/18358)) ([9b21f69](https://github.com/vitejs/vite/commit/9b21f69405271f1b864fa934a96adcb0e1a2bc4d))
-* restrict characters useable for environment name ([#18255](https://github.com/vitejs/vite/issues/18255)) ([9ab6180](https://github.com/vitejs/vite/commit/9ab6180d3a20be71eb7aedef000f8c4ae3591c40))
+* restrict characters usable for environment name ([#18255](https://github.com/vitejs/vite/issues/18255)) ([9ab6180](https://github.com/vitejs/vite/commit/9ab6180d3a20be71eb7aedef000f8c4ae3591c40))
 * support arbitrary module namespace identifier imports from cjs deps ([#18236](https://github.com/vitejs/vite/issues/18236)) ([4389a91](https://github.com/vitejs/vite/commit/4389a917f8f5e8e67222809fb7b166bb97f6d02c))
 * introduce RunnableDevEnvironment ([#18190](https://github.com/vitejs/vite/issues/18190)) ([fb292f2](https://github.com/vitejs/vite/commit/fb292f226f988e80fee4f4aea878eb3d5d229022))
 * support `this.environment` in `options` and `onLog` hook ([#18142](https://github.com/vitejs/vite/issues/18142)) ([7722c06](https://github.com/vitejs/vite/commit/7722c061646bc8587f55f560bfe06b2a9643639a))
diff --git a/packages/vite/rolldown.dts.config.ts b/packages/vite/rolldown.dts.config.ts
index cf03e42bb5926a..68e216c5cf7d8b 100644
--- a/packages/vite/rolldown.dts.config.ts
+++ b/packages/vite/rolldown.dts.config.ts
@@ -297,7 +297,7 @@ function replaceConfusingTypeNames(
         const regexEscapedId = escapeRegex(id)
         // If the better id accesses a namespace, the existing `Foo as Foo$1`
         // named import cannot be replaced with `Foo as Namespace.Foo`, so we
-        // pre-emptively remove the whole named import
+        // preemptively remove the whole named import
         if (betterId.includes('.')) {
           chunk.code = chunk.code.replace(
             new RegExp(`\\b\\w+\\b as ${regexEscapedId},?\\s?`),
diff --git a/packages/vite/src/node/server/environments/fullBundleEnvironment.ts b/packages/vite/src/node/server/environments/fullBundleEnvironment.ts
index d74e65c654291d..cf7a9e3ac8d2ad 100644
--- a/packages/vite/src/node/server/environments/fullBundleEnvironment.ts
+++ b/packages/vite/src/node/server/environments/fullBundleEnvironment.ts
@@ -156,7 +156,7 @@ export class FullBundleDevEnvironment extends DevEnvironment {
           return
         }
 
-        // NOTE: don't clear memoryFiles here as incremental build re-uses the files
+        // NOTE: don't clear memoryFiles here as incremental build reuses the files
         for (const outputFile of result.output) {
           this.memoryFiles.set(outputFile.fileName, () => {
             const source =
diff --git a/playground/js-sourcemap/__tests__/js-sourcemap.spec.ts b/playground/js-sourcemap/__tests__/js-sourcemap.spec.ts
index 043507a4eb0883..6a0876e1db53ab 100644
--- a/playground/js-sourcemap/__tests__/js-sourcemap.spec.ts
+++ b/playground/js-sourcemap/__tests__/js-sourcemap.spec.ts
@@ -282,7 +282,7 @@ describe.runIf(isBuild)('build tests', () => {
 
       expect(
         sourceDebugId,
-        'Debug ID in source didnt match debug ID in sourcemap',
+        "Debug ID in source didn't match debug ID in sourcemap",
       ).toEqual(mapDebugId)
     }
   })