remix-run · markdalgleish · Jun 5, 2025 · Jun 5, 2025 · Jun 5, 2025 · Jun 5, 2025
diff --git a/.changeset/dull-pianos-matter.md b/.changeset/dull-pianos-matter.md
@@ -0,0 +1,5 @@
+---
+"@react-router/dev": patch
+---
+
+Add Vite 7 support
diff --git a/integration/helpers/vite-7-beta-template/.gitignore b/integration/helpers/vite-7-beta-template/.gitignore
@@ -0,0 +1,6 @@
+node_modules
+
+/.cache
+/build
+.env
+.react-router
diff --git a/integration/helpers/vite-7-beta-template/app/root.tsx b/integration/helpers/vite-7-beta-template/app/root.tsx
@@ -0,0 +1,19 @@
+import { Links, Meta, Outlet, Scripts, ScrollRestoration } from "react-router";
+
+export default function App() {
+  return (
+    <html lang="en">
+      <head>
+        <meta charSet="utf-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+        <Meta />
+        <Links />
+      </head>
+      <body>
+        <Outlet />
+        <ScrollRestoration />
+        <Scripts />
+      </body>
+    </html>
+  );
+}
diff --git a/integration/helpers/vite-7-beta-template/app/routes.ts b/integration/helpers/vite-7-beta-template/app/routes.ts
@@ -0,0 +1,4 @@
+import { type RouteConfig } from "@react-router/dev/routes";
+import { flatRoutes } from "@react-router/fs-routes";
+
+export default flatRoutes() satisfies RouteConfig;
diff --git a/integration/helpers/vite-7-beta-template/app/routes/_index.tsx b/integration/helpers/vite-7-beta-template/app/routes/_index.tsx
@@ -0,0 +1,16 @@
+import type { MetaFunction } from "react-router";
+
+export const meta: MetaFunction = () => {
+  return [
+    { title: "New React Router App" },
+    { name: "description", content: "Welcome to React Router!" },
+  ];
+};
+
+export default function Index() {
+  return (
+    <div style={{ fontFamily: "system-ui, sans-serif", lineHeight: "1.8" }}>
+      <h1>Welcome to React Router</h1>
+    </div>
+  );
+}
diff --git a/integration/helpers/vite-7-beta-template/env.d.ts b/integration/helpers/vite-7-beta-template/env.d.ts
@@ -0,0 +1,2 @@
+/// <reference types="@react-router/node" />
+/// <reference types="vite/client" />
diff --git a/integration/helpers/vite-7-beta-template/package.json b/integration/helpers/vite-7-beta-template/package.json
@@ -0,0 +1,41 @@
+{
+  "name": "integration-vite-7-beta-template",
+  "version": "0.0.0",
+  "private": true,
+  "sideEffects": false,
+  "type": "module",
+  "scripts": {
+    "dev": "react-router dev",
+    "build": "react-router build",
+    "start": "react-router-serve ./build/server/index.js",
+    "typecheck": "react-router typegen && tsc"
+  },
+  "dependencies": {
+    "@react-router/express": "workspace:*",
+    "@react-router/node": "workspace:*",
+    "@react-router/serve": "workspace:*",
+    "@vanilla-extract/css": "^1.10.0",
+    "@vanilla-extract/vite-plugin": "^3.9.2",
+    "express": "^4.19.2",
+    "isbot": "^5.1.11",
+    "react": "^19.1.0",
+    "react-dom": "^19.1.0",
+    "react-router": "workspace:*",
+    "serialize-javascript": "^6.0.1"
+  },
+  "devDependencies": {
+    "@react-router/dev": "workspace:*",
+    "@react-router/fs-routes": "workspace:*",
+    "@react-router/remix-routes-option-adapter": "workspace:*",
+    "@types/react": "^18.2.20",
+    "@types/react-dom": "^18.2.7",
+    "eslint": "^8.38.0",
+    "typescript": "^5.1.6",
+    "vite": "7.0.0-beta.0",
+    "vite-env-only": "^3.0.1",
+    "vite-tsconfig-paths": "^4.2.1"
+  },
+  "engines": {
+    "node": ">=20.0.0"
+  }
+}
diff --git a/integration/helpers/vite-7-beta-template/public/favicon.ico b/integration/helpers/vite-7-beta-template/public/favicon.ico
diff --git a/integration/helpers/vite-7-beta-template/tsconfig.json b/integration/helpers/vite-7-beta-template/tsconfig.json
@@ -0,0 +1,22 @@
+{
+  "include": ["env.d.ts", "**/*.ts", "**/*.tsx", ".react-router/types/**/*"],
+  "compilerOptions": {
+    "lib": ["DOM", "DOM.Iterable", "ES2022"],
+    "verbatimModuleSyntax": true,
+    "esModuleInterop": true,
+    "jsx": "react-jsx",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "resolveJsonModule": true,
+    "target": "ES2022",
+    "strict": true,
+    "allowJs": true,
+    "skipLibCheck": true,
+    "baseUrl": ".",
+    "paths": {
+      "~/*": ["./app/*"]
+    },
+    "noEmit": true,
+    "rootDirs": [".", ".react-router/types/"]
+  }
+}
diff --git a/integration/helpers/vite-7-beta-template/vite.config.ts b/integration/helpers/vite-7-beta-template/vite.config.ts
@@ -0,0 +1,8 @@
+import { reactRouter } from "@react-router/dev/vite";
+import { defineConfig } from "vite";
+import tsconfigPaths from "vite-tsconfig-paths";
+
+export default defineConfig({
+  // @ts-expect-error `dev` depends on Vite 6, Plugin type is mismatched.
+  plugins: [reactRouter(), tsconfigPaths()],
+});
diff --git a/integration/helpers/vite.ts b/integration/helpers/vite.ts
@@ -189,12 +189,14 @@ export type TemplateName =
   | "cloudflare-dev-proxy-template"
   | "vite-5-template"
   | "vite-6-template"
+  | "vite-7-beta-template"
   | "vite-plugin-cloudflare-template"
   | "vite-rolldown-template";
 
 export const viteMajorTemplates = [
   { templateName: "vite-5-template", templateDisplayName: "Vite 5" },
   { templateName: "vite-6-template", templateDisplayName: "Vite 6" },
+  { templateName: "vite-7-beta-template", templateDisplayName: "Vite 7 Beta" },
   {
     templateName: "vite-rolldown-template",
     templateDisplayName: "Vite Rolldown",

diff --git a/packages/react-router-dev/package.json b/packages/react-router-dev/package.json
@@ -88,6 +88,7 @@
     "react-refresh": "^0.14.0",
     "semver": "^7.3.7",
     "set-cookie-parser": "^2.6.0",
+    "tinyglobby": "^0.2.14",
     "valibot": "^0.41.0",
     "vite-node": "^3.1.4"
   },
@@ -119,7 +120,7 @@
     "@react-router/serve": "workspace:^",
     "react-router": "workspace:^",
     "typescript": "^5.1.0",
-    "vite": "^5.1.0 || ^6.0.0",
+    "vite": "^5.1.0 || ^6.0.0 || ^7.0.0",
     "wrangler": "^3.28.2 || ^4.0.0"
   },
   "peerDependenciesMeta": {

diff --git a/packages/react-router-dev/vite/plugin.ts b/packages/react-router-dev/vite/plugin.ts
@@ -1,5 +1,5 @@
 // We can only import types from Vite at the top level since we're in a CJS
-// context but want to use Vite's ESM build to avoid deprecation warnings
+// context but want to use Vite's ESM build since Vite 7+ is ESM only
 import type * as Vite from "vite";
 import { type BinaryLike, createHash } from "node:crypto";
 import { existsSync, readFileSync, readdirSync, rmSync } from "node:fs";
@@ -31,6 +31,7 @@ import {
   init as initEsModuleLexer,
   parse as esModuleLexer,
 } from "es-module-lexer";
+import { escapePath as escapePathAsGlob } from "tinyglobby";
 import pick from "lodash/pick";
 import jsesc from "jsesc";
 import colors from "picocolors";
@@ -1153,6 +1154,7 @@ export const reactRouterVitePlugin: ReactRouterVitePlugin = () => {
 
         // Ensure sync import of Vite works after async preload
         let vite = getVite();
+        let viteMajorVersion = parseInt(vite.version.split(".")[0], 10);
 
         viteUserConfig = _viteUserConfig;
         viteConfigEnv = _viteConfigEnv;
@@ -1240,7 +1242,11 @@ export const reactRouterVitePlugin: ReactRouterVitePlugin = () => {
                   ...Object.values(ctx.reactRouterConfig.routes).map((route) =>
                     resolveRelativeRouteFilePath(route, ctx.reactRouterConfig)
                   ),
-                ]
+                ].map((entry) =>
+                  // In Vite 7, the `optimizeDeps.entries` option only accepts glob patterns.
+                  // In prior versions, absolute file paths were treated differently.
+                  viteMajorVersion >= 7 ? escapePathAsGlob(entry) : entry
+                )
               : [],
             include: [
               // Pre-bundle React dependencies to avoid React duplicates,

diff --git a/packages/react-router-dev/vite/vite-node.ts b/packages/react-router-dev/vite/vite-node.ts
@@ -1,15 +1,16 @@
-import { ViteNodeServer } from "vite-node/server";
-import { ViteNodeRunner } from "vite-node/client";
-import { installSourcemapsSupport } from "vite-node/source-map";
+// We can only import types from vite-node at the top level since we're in a CJS
+// context but want to use vite-node's ESM build since Vite 7+ is ESM only
+import type { ViteNodeServer as ViteNodeServerType } from "vite-node/server";
+import type { ViteNodeRunner as ViteNodeRunnerType } from "vite-node/client";
 import type * as Vite from "vite";
 
 import { preloadVite, getVite } from "./vite";
 import { ssrExternals } from "./ssr-externals";
 
 export type Context = {
   devServer: Vite.ViteDevServer;
-  server: ViteNodeServer;
-  runner: ViteNodeRunner;
+  server: ViteNodeServerType;
+  runner: ViteNodeRunnerType;
 };
 
 export async function createContext({
@@ -24,6 +25,14 @@ export async function createContext({
   await preloadVite();
   const vite = getVite();
 
+  // Ensure we're using the ESM build of vite-node since Vite 7+ is ESM only
+  const [{ ViteNodeServer }, { ViteNodeRunner }, { installSourcemapsSupport }] =
+    await Promise.all([
+      import("vite-node/server"),
+      import("vite-node/client"),
+      import("vite-node/source-map"),
+    ]);
+
   const devServer = await vite.createServer({
     root,
     mode,

diff --git a/playground/framework-vite-7-beta/.gitignore b/playground/framework-vite-7-beta/.gitignore
@@ -0,0 +1,6 @@
+node_modules
+
+/build
+.env
+
+.react-router/
diff --git a/playground/framework-vite-7-beta/app/root.tsx b/playground/framework-vite-7-beta/app/root.tsx
@@ -0,0 +1,43 @@
+import {
+  Link,
+  Links,
+  Meta,
+  Outlet,
+  Scripts,
+  ScrollRestoration,
+} from "react-router";
+
+export function Layout({ children }: { children: React.ReactNode }) {
+  return (
+    <html lang="en">
+      <head>
+        <meta charSet="utf-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+
+        <Meta />
+        <Links />
+      </head>
+      <body>
+        <ul>
+          <li>
+            <Link prefetch="intent" to="/">
+              Home
+            </Link>
+          </li>
+          <li>
+            <Link prefetch="intent" to="/products/abc">
+              Product
+            </Link>
+          </li>
+        </ul>
+        {children}
+        <ScrollRestoration />
+        <Scripts />
+      </body>
+    </html>
+  );
+}
+
+export default function App() {
+  return <Outlet />;
+}
diff --git a/playground/framework-vite-7-beta/app/routes.ts b/playground/framework-vite-7-beta/app/routes.ts
@@ -0,0 +1,6 @@
+import { type RouteConfig, index, route } from "@react-router/dev/routes";
+
+export default [
+  index("routes/_index.tsx"),
+  route("products/:id", "routes/product.tsx"),
+] satisfies RouteConfig;
diff --git a/playground/framework-vite-7-beta/app/routes/_index.tsx b/playground/framework-vite-7-beta/app/routes/_index.tsx
@@ -0,0 +1,9 @@
+import type { Route } from "./+types/_index";
+
+export function loader({ params }: Route.LoaderArgs) {
+  return { planet: "world", date: new Date(), fn: () => 1 };
+}
+
+export default function Index({ loaderData }: Route.ComponentProps) {
+  return <h1>Hello, {loaderData.planet}!</h1>;
+}
diff --git a/playground/framework-vite-7-beta/app/routes/product.tsx b/playground/framework-vite-7-beta/app/routes/product.tsx
@@ -0,0 +1,9 @@
+import type { Route } from "./+types/product";
+
+export function loader({ params }: Route.LoaderArgs) {
+  return { name: `Super cool product #${params.id}` };
+}
+
+export default function Component({ loaderData }: Route.ComponentProps) {
+  return <h1>{loaderData.name}</h1>;
+}
diff --git a/playground/framework-vite-7-beta/package.json b/playground/framework-vite-7-beta/package.json
@@ -0,0 +1,32 @@
+{
+  "name": "@playground/framework-vite-7-beta",
+  "version": "0.0.0",
+  "private": true,
+  "sideEffects": false,
+  "type": "module",
+  "scripts": {
+    "build": "react-router build",
+    "dev": "react-router dev",
+    "start": "react-router-serve ./build/server/index.js",
+    "typecheck": "react-router typegen && tsc"
+  },
+  "dependencies": {
+    "@react-router/node": "workspace:*",
+    "@react-router/serve": "workspace:*",
+    "isbot": "^5.1.11",
+    "react": "^19.1.0",
+    "react-dom": "^19.1.0",
+    "react-router": "workspace:*"
+  },
+  "devDependencies": {
+    "@react-router/dev": "workspace:*",
+    "@types/react": "^18.2.20",
+    "@types/react-dom": "^18.2.7",
+    "typescript": "^5.1.6",
+    "vite": "7.0.0-beta.0",
+    "vite-tsconfig-paths": "^4.2.1"
+  },
+  "engines": {
+    "node": ">=20.0.0"
+  }
+}
diff --git a/playground/framework-vite-7-beta/public/favicon.ico b/playground/framework-vite-7-beta/public/favicon.ico
diff --git a/playground/framework-vite-7-beta/react-router.config.ts b/playground/framework-vite-7-beta/react-router.config.ts
@@ -0,0 +1,9 @@
+import type { Config } from "@react-router/dev/config";
+
+export default {
+  future: {
+    unstable_subResourceIntegrity: true,
+    unstable_optimizeDeps: true,
+    unstable_viteEnvironmentApi: true,
+  },
+} satisfies Config;
diff --git a/playground/framework-vite-7-beta/tsconfig.json b/playground/framework-vite-7-beta/tsconfig.json
@@ -0,0 +1,31 @@
+{
+  "include": [
+    "**/*.ts",
+    "**/*.tsx",
+    "**/.server/**/*.ts",
+    "**/.server/**/*.tsx",
+    "**/.client/**/*.ts",
+    "**/.client/**/*.tsx",
+    "./.react-router/types/**/*"
+  ],
+  "compilerOptions": {
+    "lib": ["DOM", "DOM.Iterable", "ES2022"],
+    "types": ["@react-router/node", "vite/client"],
+    "verbatimModuleSyntax": true,
+    "esModuleInterop": true,
+    "jsx": "react-jsx",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "resolveJsonModule": true,
+    "target": "ES2022",
+    "strict": true,
+    "allowJs": true,
+    "skipLibCheck": true,
+    "baseUrl": ".",
+    "paths": {
+      "~/*": ["./app/*"]
+    },
+    "noEmit": true,
+    "rootDirs": [".", "./.react-router/types"]
+  }
+}
diff --git a/playground/framework-vite-7-beta/vite.config.ts b/playground/framework-vite-7-beta/vite.config.ts
@@ -0,0 +1,8 @@
+import { reactRouter } from "@react-router/dev/vite";
+import { defineConfig } from "vite";
+import tsconfigPaths from "vite-tsconfig-paths";
+
+export default defineConfig({
+  // @ts-expect-error `dev` depends on Vite 6, Plugin type is mismatched.
+  plugins: [reactRouter(), tsconfigPaths()],
+});
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		/// <reference types="@react-router/node" />
		/// <reference types="vite/client" />