diff --git a/.prettierignore b/.prettierignore
index 0567f05cd8..63fb88fde7 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,46 +1,3 @@
-packages/**/dist/*.js
-packages/**/build/*.js
-packages/**/npm/**/*
-packages/**/config/*.js
-packages/svelte/messages/**/*.md
-packages/svelte/src/compiler/errors.js
-packages/svelte/src/compiler/warnings.js
-packages/svelte/src/internal/client/errors.js
-packages/svelte/src/internal/client/warnings.js
-packages/svelte/src/internal/shared/errors.js
-packages/svelte/src/internal/shared/warnings.js
-packages/svelte/src/internal/server/errors.js
-packages/svelte/tests/**/*.svelte
-packages/svelte/tests/**/_expected*
-packages/svelte/tests/**/_actual*
-packages/svelte/tests/**/expected*
-packages/svelte/tests/**/_output
-packages/svelte/tests/**/shards/*.test.js
-packages/svelte/tests/hydration/samples/*/_expected.html
-packages/svelte/tests/hydration/samples/*/_override.html
-packages/svelte/types
-packages/svelte/compiler/index.js
-playgrounds/demo/src
-playgrounds/sandbox/input/**.svelte
-playgrounds/sandbox/output
-
-sites/svelte.dev/static/svelte-app.json
-sites/svelte.dev/scripts/svelte-app/
-sites/svelte.dev/src/routes/_components/Supporters/contributors.jpg
-sites/svelte.dev/src/routes/_components/Supporters/contributors.js
-sites/svelte.dev/src/routes/_components/Supporters/donors.jpg
-sites/svelte.dev/src/routes/_components/Supporters/donors.js
-sites/svelte.dev/src/lib/generated
-
-**/node_modules
-**/.svelte-kit
-**/.vercel
-.github/CODEOWNERS
-.prettierignore
-.changeset
-pnpm-lock.yaml
-pnpm-workspace.yaml
-
 # Temporarily ignore this file to avoid merge conflicts.
 # see: https://github.com/sveltejs/svelte/pull/9609
 documentation/docs/05-misc/03-typescript.md
diff --git a/package.json b/package.json
index 0159474d3b..40e1f1f47f 100644
--- a/package.json
+++ b/package.json
@@ -17,8 +17,8 @@
     "build:sites": "pnpm -r --filter=./sites/* build",
     "preview-site": "npm run build --prefix sites/svelte-5-preview",
     "check": "cd packages/svelte && pnpm build && cd ../../ && pnpm -r check",
-    "format": "prettier --write .",
-    "lint": "prettier --check . && eslint",
+    "lint": "pnpm -r lint && prettier --check documentation",
+    "format": "pnpm -r format && prettier --check --write documentation",
     "test": "vitest run",
     "test-output": "vitest run --coverage --reporter=json --outputFile=sites/svelte-5-preview/src/routes/status/results.json",
     "changeset:version": "changeset version && pnpm -r generate:version && git add --all",
diff --git a/packages/svelte/.prettierignore b/packages/svelte/.prettierignore
new file mode 100644
index 0000000000..c9c002f671
--- /dev/null
+++ b/packages/svelte/.prettierignore
@@ -0,0 +1,22 @@
+dist/*.js
+build/*.js
+npm/**/*
+config/*.js
+messages/**/*.md
+src/compiler/errors.js
+src/compiler/warnings.js
+src/internal/client/errors.js
+src/internal/client/warnings.js
+src/internal/shared/errors.js
+src/internal/shared/warnings.js
+src/internal/server/errors.js
+tests/**/*.svelte
+tests/**/_expected*
+tests/**/_actual*
+tests/**/expected*
+tests/**/_output
+tests/**/shards/*.test.js
+tests/hydration/samples/*/_expected.html
+tests/hydration/samples/*/_override.html
+types
+compiler/index.js
diff --git a/packages/svelte/package.json b/packages/svelte/package.json
index 5b13ffcb5c..4445a731ae 100644
--- a/packages/svelte/package.json
+++ b/packages/svelte/package.json
@@ -106,6 +106,8 @@
     "generate:version": "node ./scripts/generate-version.js",
     "generate:types": "node ./scripts/generate-types.js && tsc -p tsconfig.generated.json",
     "prepublishOnly": "pnpm build",
+    "format": "prettier --check --write .",
+    "lint": "prettier --check . && eslint",
     "knip": "knip"
   },
   "devDependencies": {
diff --git a/playgrounds/demo/.prettierignore b/playgrounds/demo/.prettierignore
new file mode 100644
index 0000000000..85de9cf933
--- /dev/null
+++ b/playgrounds/demo/.prettierignore
@@ -0,0 +1 @@
+src
diff --git a/playgrounds/demo/package.json b/playgrounds/demo/package.json
index e96e8011ba..cc2739cb68 100644
--- a/playgrounds/demo/package.json
+++ b/playgrounds/demo/package.json
@@ -9,7 +9,9 @@
     "ssr": "node ./server.js",
     "build": "vite build --outDir dist/client && vite build --outDir dist/server --ssr src/entry-server.ts",
     "prod": "npm run build && node dist",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "format": "prettier --check --write .",
+    "lint": "prettier --check . && eslint"
   },
   "devDependencies": {
     "@sveltejs/vite-plugin-svelte": "^3.1.0",
diff --git a/playgrounds/sandbox/.prettierignore b/playgrounds/sandbox/.prettierignore
new file mode 100644
index 0000000000..d26c5ef7f9
--- /dev/null
+++ b/playgrounds/sandbox/.prettierignore
@@ -0,0 +1,2 @@
+input/**.svelte
+output
diff --git a/playgrounds/sandbox/package.json b/playgrounds/sandbox/package.json
index 13cd2eb011..235024958f 100644
--- a/playgrounds/sandbox/package.json
+++ b/playgrounds/sandbox/package.json
@@ -4,6 +4,10 @@
   "type": "module",
   "license": "MIT",
   "version": "0.0.1",
+  "scripts": {
+    "format": "prettier --check --write .",
+    "lint": "prettier --check . && eslint"
+  },
   "dependencies": {
     "@types/minimist": "^1.2.5",
     "minimist": "^1.2.8",
diff --git a/sites/svelte-5-preview/package.json b/sites/svelte-5-preview/package.json
index 21cff1eb07..9b5121ea65 100644
--- a/sites/svelte-5-preview/package.json
+++ b/sites/svelte-5-preview/package.json
@@ -9,7 +9,9 @@
     "build": "vite build",
     "preview": "vite preview",
     "check-disable-tmp": "svelte-kit sync && svelte-check --tsconfig ./jsconfig.json",
-    "check:watch": "svelte-kit sync && svelte-check --tsconfig ./jsconfig.json --watch"
+    "check:watch": "svelte-kit sync && svelte-check --tsconfig ./jsconfig.json --watch",
+    "format": "prettier --check --write .",
+    "lint": "prettier --check ."
   },
   "devDependencies": {
     "@fontsource/fira-mono": "^5.0.8",
diff --git a/sites/svelte.dev/.prettierignore b/sites/svelte.dev/.prettierignore
new file mode 100644
index 0000000000..fe1ae74216
--- /dev/null
+++ b/sites/svelte.dev/.prettierignore
@@ -0,0 +1,7 @@
+static/svelte-app.json
+scripts/svelte-app/
+src/routes/_components/Supporters/contributors.jpg
+src/routes/_components/Supporters/contributors.js
+src/routes/_components/Supporters/donors.jpg
+src/routes/_components/Supporters/donors.js
+src/lib/generated
diff --git a/sites/svelte.dev/package.json b/sites/svelte.dev/package.json
index 62e0202006..74e2c15fb0 100644
--- a/sites/svelte.dev/package.json
+++ b/sites/svelte.dev/package.json
@@ -13,8 +13,9 @@
     "start": "node build",
     "check": "node scripts/update.js && pnpm generate && svelte-kit sync && svelte-check",
     "check:watch": "svelte-kit sync && svelte-check --watch",
-    "format": "prettier --check . --write",
-    "check:format": "prettier --check ."
+    "check:format": "prettier --check .",
+    "format": "prettier --check --write .",
+    "lint": "prettier --check ."
   },
   "dependencies": {
     "@jridgewell/sourcemap-codec": "^1.4.15",