diff --git a/.changeset/yellow-eyes-reflect.md b/.changeset/yellow-eyes-reflect.md
new file mode 100644
index 000000000..fe35745be
--- /dev/null
+++ b/.changeset/yellow-eyes-reflect.md
@@ -0,0 +1,5 @@
+---
+"@opennextjs/cloudflare": patch
+---
+
+feat: static assets incremental cache
diff --git a/examples/common/apps.ts b/examples/common/apps.ts
index d868bb154..919b45e53 100644
--- a/examples/common/apps.ts
+++ b/examples/common/apps.ts
@@ -15,6 +15,7 @@ const apps = [
"d1-tag-next",
"memory-queue",
"r2-incremental-cache",
+ "static-assets-incremental-cache",
// bugs
"gh-119",
"gh-219",
diff --git a/examples/overrides/static-assets-incremental-cache/.gitignore b/examples/overrides/static-assets-incremental-cache/.gitignore
new file mode 100644
index 000000000..3f753f293
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/.gitignore
@@ -0,0 +1,47 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts
+
+# playwright
+/test-results/
+/playwright-report/
+/blob-report/
+/playwright/.cache/
diff --git a/examples/overrides/static-assets-incremental-cache/app/action.ts b/examples/overrides/static-assets-incremental-cache/app/action.ts
new file mode 100644
index 000000000..76441c9a4
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/action.ts
@@ -0,0 +1,11 @@
+"use server";
+
+import { revalidatePath, revalidateTag } from "next/cache";
+
+export async function revalidateTagAction() {
+ revalidateTag("date");
+}
+
+export async function revalidatePathAction() {
+ revalidatePath("/");
+}
diff --git a/examples/overrides/static-assets-incremental-cache/app/components/revalidationButtons.tsx b/examples/overrides/static-assets-incremental-cache/app/components/revalidationButtons.tsx
new file mode 100644
index 000000000..a84652a4c
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/components/revalidationButtons.tsx
@@ -0,0 +1,27 @@
+"use client";
+
+import { revalidateTagAction, revalidatePathAction } from "../action";
+
+export default function RevalidationButtons() {
+ return (
+
+
+
+
+
+ );
+}
diff --git a/examples/overrides/static-assets-incremental-cache/app/favicon.ico b/examples/overrides/static-assets-incremental-cache/app/favicon.ico
new file mode 100644
index 000000000..718d6fea4
Binary files /dev/null and b/examples/overrides/static-assets-incremental-cache/app/favicon.ico differ
diff --git a/examples/overrides/static-assets-incremental-cache/app/globals.css b/examples/overrides/static-assets-incremental-cache/app/globals.css
new file mode 100644
index 000000000..6e6f12f33
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/globals.css
@@ -0,0 +1,14 @@
+html,
+body {
+ max-width: 100vw;
+ overflow-x: hidden;
+ height: 100vh;
+ display: flex;
+ flex-direction: column;
+}
+
+footer {
+ padding: 1rem;
+ display: flex;
+ justify-content: end;
+}
diff --git a/examples/overrides/static-assets-incremental-cache/app/layout.tsx b/examples/overrides/static-assets-incremental-cache/app/layout.tsx
new file mode 100644
index 000000000..d3d960b2f
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/layout.tsx
@@ -0,0 +1,28 @@
+import type { Metadata } from "next";
+import "./globals.css";
+
+import { getCloudflareContext } from "@opennextjs/cloudflare";
+
+export const metadata: Metadata = {
+ title: "SSG App",
+ description: "An app in which all the routes are SSG'd",
+};
+
+export default async function RootLayout({
+ children,
+}: Readonly<{
+ children: React.ReactNode;
+}>) {
+ const cloudflareContext = await getCloudflareContext({
+ async: true,
+ });
+
+ return (
+
+
+ {children}
+
+
+
+ );
+}
diff --git a/examples/overrides/static-assets-incremental-cache/app/page.module.css b/examples/overrides/static-assets-incremental-cache/app/page.module.css
new file mode 100644
index 000000000..1217984e8
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/page.module.css
@@ -0,0 +1,17 @@
+.page {
+ display: grid;
+ grid-template-rows: 20px 1fr 20px;
+ align-items: center;
+ justify-items: center;
+ flex: 1;
+ border: 3px solid gray;
+ margin: 1rem;
+ margin-block-end: 0;
+}
+
+.main {
+ display: flex;
+ flex-direction: column;
+ gap: 32px;
+ grid-row-start: 2;
+}
diff --git a/examples/overrides/static-assets-incremental-cache/app/page.tsx b/examples/overrides/static-assets-incremental-cache/app/page.tsx
new file mode 100644
index 000000000..19ff70ad8
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/app/page.tsx
@@ -0,0 +1,26 @@
+import { unstable_cache } from "next/cache";
+import styles from "./page.module.css";
+import RevalidationButtons from "./components/revalidationButtons";
+
+const fetchedDateCb = unstable_cache(
+ async () => {
+ return Date.now();
+ },
+ ["date"],
+ { tags: ["date"] }
+);
+
+export default async function Home() {
+ const fetchedDate = await fetchedDateCb();
+ return (
+
+
+ Hello from a Statically generated page
+ {Date.now()}
+ {fetchedDate}
+
+
+
+
+ );
+}
diff --git a/examples/overrides/static-assets-incremental-cache/e2e/base.spec.ts b/examples/overrides/static-assets-incremental-cache/e2e/base.spec.ts
new file mode 100644
index 000000000..6903a630b
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/e2e/base.spec.ts
@@ -0,0 +1,41 @@
+import { test, expect } from "@playwright/test";
+
+test.describe("static-assets-incremental-cache", () => {
+ test("the index page should work", async ({ page }) => {
+ await page.goto("/");
+ await expect(page.getByText("Hello from a Statically generated page")).toBeVisible();
+ });
+
+ test("the index page should keep the same date on reload", async ({ page }) => {
+ await page.goto("/");
+ const date = await page.getByTestId("date-local").textContent();
+ expect(date).not.toBeNull();
+ await page.reload();
+ const newDate = await page.getByTestId("date-local").textContent();
+ expect(date).toEqual(newDate);
+ });
+
+ test("the index page should keep the same data on reload when trying to use revalidateTag", async ({
+ page,
+ }) => {
+ await page.goto("/");
+ const date = await page.getByTestId("date-fetched").textContent();
+ await page.getByTestId("revalidate-tag").click();
+ await page.waitForTimeout(100);
+ await page.reload();
+ const newDate = await page.getByTestId("date-fetched").textContent();
+ expect(date).toEqual(newDate);
+ });
+
+ test("the index page should keep the same data on reload when trying to use revalidatePath", async ({
+ page,
+ }) => {
+ await page.goto("/");
+ const date = await page.getByTestId("date-fetched").textContent();
+ await page.getByTestId("revalidate-path").click();
+ await page.waitForTimeout(100);
+ await page.reload();
+ const newDate = await page.getByTestId("date-fetched").textContent();
+ expect(date).toEqual(newDate);
+ });
+});
diff --git a/examples/overrides/static-assets-incremental-cache/e2e/playwright.config.ts b/examples/overrides/static-assets-incremental-cache/e2e/playwright.config.ts
new file mode 100644
index 000000000..932475617
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/e2e/playwright.config.ts
@@ -0,0 +1,7 @@
+import { configurePlaywright } from "../../../common/config-e2e";
+
+// Here we don't want to run the tests in parallel
+export default configurePlaywright("static-assets-incremental-cache", {
+ isCI: !!process.env.CI,
+ parallel: false,
+});
diff --git a/examples/overrides/static-assets-incremental-cache/next-env.d.ts b/examples/overrides/static-assets-incremental-cache/next-env.d.ts
new file mode 100644
index 000000000..1b3be0840
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/next-env.d.ts
@@ -0,0 +1,5 @@
+///
+///
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
diff --git a/examples/overrides/static-assets-incremental-cache/next.config.ts b/examples/overrides/static-assets-incremental-cache/next.config.ts
new file mode 100644
index 000000000..4b075e442
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/next.config.ts
@@ -0,0 +1,11 @@
+import type { NextConfig } from "next";
+import { initOpenNextCloudflareForDev } from "@opennextjs/cloudflare";
+
+initOpenNextCloudflareForDev();
+
+const nextConfig: NextConfig = {
+ typescript: { ignoreBuildErrors: true },
+ eslint: { ignoreDuringBuilds: true },
+};
+
+export default nextConfig;
diff --git a/examples/overrides/static-assets-incremental-cache/open-next.config.ts b/examples/overrides/static-assets-incremental-cache/open-next.config.ts
new file mode 100644
index 000000000..6fc7f9421
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/open-next.config.ts
@@ -0,0 +1,6 @@
+import { defineCloudflareConfig } from "@opennextjs/cloudflare";
+import staticAssetsIncrementalCache from "@opennextjs/cloudflare/overrides/incremental-cache/static-assets-incremental-cache";
+
+export default defineCloudflareConfig({
+ incrementalCache: staticAssetsIncrementalCache,
+});
diff --git a/examples/overrides/static-assets-incremental-cache/package.json b/examples/overrides/static-assets-incremental-cache/package.json
new file mode 100644
index 000000000..e9c59000d
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/package.json
@@ -0,0 +1,29 @@
+{
+ "name": "static-assets-incremental-cache",
+ "version": "0.1.0",
+ "private": true,
+ "scripts": {
+ "dev": "next dev",
+ "build": "next build",
+ "start": "next start",
+ "lint": "next lint",
+ "build:worker": "pnpm opennextjs-cloudflare build",
+ "preview:worker": "pnpm opennextjs-cloudflare preview",
+ "preview": "pnpm build:worker && pnpm preview:worker",
+ "e2e": "playwright test -c e2e/playwright.config.ts"
+ },
+ "dependencies": {
+ "react": "catalog:e2e",
+ "react-dom": "catalog:e2e",
+ "next": "catalog:e2e"
+ },
+ "devDependencies": {
+ "@opennextjs/cloudflare": "workspace:*",
+ "@playwright/test": "catalog:",
+ "@types/node": "catalog:",
+ "@types/react": "catalog:e2e",
+ "@types/react-dom": "catalog:e2e",
+ "typescript": "catalog:",
+ "wrangler": "catalog:"
+ }
+}
diff --git a/examples/overrides/static-assets-incremental-cache/tsconfig.json b/examples/overrides/static-assets-incremental-cache/tsconfig.json
new file mode 100644
index 000000000..d8b93235f
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/tsconfig.json
@@ -0,0 +1,27 @@
+{
+ "compilerOptions": {
+ "target": "ES2017",
+ "lib": ["dom", "dom.iterable", "esnext"],
+ "allowJs": true,
+ "skipLibCheck": true,
+ "strict": true,
+ "noEmit": true,
+ "esModuleInterop": true,
+ "module": "esnext",
+ "moduleResolution": "bundler",
+ "resolveJsonModule": true,
+ "isolatedModules": true,
+ "jsx": "preserve",
+ "incremental": true,
+ "plugins": [
+ {
+ "name": "next"
+ }
+ ],
+ "paths": {
+ "@/*": ["./*"]
+ }
+ },
+ "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
+ "exclude": ["node_modules"]
+}
diff --git a/examples/overrides/static-assets-incremental-cache/wrangler.jsonc b/examples/overrides/static-assets-incremental-cache/wrangler.jsonc
new file mode 100644
index 000000000..0c075e6de
--- /dev/null
+++ b/examples/overrides/static-assets-incremental-cache/wrangler.jsonc
@@ -0,0 +1,11 @@
+{
+ "$schema": "node_modules/wrangler/config-schema.json",
+ "main": ".open-next/worker.js",
+ "name": "static-assets-incremental-cache",
+ "compatibility_date": "2025-02-04",
+ "compatibility_flags": ["nodejs_compat"],
+ "assets": {
+ "directory": ".open-next/assets",
+ "binding": "ASSETS"
+ }
+}
diff --git a/examples/ssg-app/open-next.config.ts b/examples/ssg-app/open-next.config.ts
index 0f15d5304..6fc7f9421 100644
--- a/examples/ssg-app/open-next.config.ts
+++ b/examples/ssg-app/open-next.config.ts
@@ -1,6 +1,6 @@
import { defineCloudflareConfig } from "@opennextjs/cloudflare";
-import kvIncrementalCache from "@opennextjs/cloudflare/overrides/incremental-cache/kv-incremental-cache";
+import staticAssetsIncrementalCache from "@opennextjs/cloudflare/overrides/incremental-cache/static-assets-incremental-cache";
export default defineCloudflareConfig({
- incrementalCache: kvIncrementalCache,
+ incrementalCache: staticAssetsIncrementalCache,
});
diff --git a/examples/ssg-app/wrangler.jsonc b/examples/ssg-app/wrangler.jsonc
index 0b9c532a1..bb008505f 100644
--- a/examples/ssg-app/wrangler.jsonc
+++ b/examples/ssg-app/wrangler.jsonc
@@ -8,12 +8,6 @@
"directory": ".open-next/assets",
"binding": "ASSETS"
},
- "kv_namespaces": [
- {
- "binding": "NEXT_INC_CACHE_KV",
- "id": ""
- }
- ],
"vars": {
"APP_VERSION": "1.2.345"
}
diff --git a/packages/cloudflare/src/api/overrides/incremental-cache/static-assets-incremental-cache.ts b/packages/cloudflare/src/api/overrides/incremental-cache/static-assets-incremental-cache.ts
new file mode 100644
index 000000000..155b94730
--- /dev/null
+++ b/packages/cloudflare/src/api/overrides/incremental-cache/static-assets-incremental-cache.ts
@@ -0,0 +1,62 @@
+import { error } from "@opennextjs/aws/adapters/logger.js";
+import type { CacheValue, IncrementalCache, WithLastModified } from "@opennextjs/aws/types/overrides.js";
+import { IgnorableError } from "@opennextjs/aws/utils/error.js";
+
+import { getCloudflareContext } from "../../cloudflare-context.js";
+import { debugCache, FALLBACK_BUILD_ID } from "../internal.js";
+
+// Assets inside `cdn-cgi/...` are only accessible by the worker.
+export const CACHE_DIR = "cdn-cgi/_next_cache";
+
+export const NAME = "cf-static-assets-incremental-cache";
+
+/**
+ * This cache uses Workers static assets.
+ *
+ * It should only be used for applications that do NOT want revalidation and ONLY want to serve prerendered data.
+ */
+class StaticAssetsIncrementalCache implements IncrementalCache {
+ readonly name = NAME;
+
+ async get(
+ key: string,
+ isFetch?: IsFetch
+ ): Promise> | null> {
+ const assets = getCloudflareContext().env.ASSETS;
+ if (!assets) throw new IgnorableError("No Static Assets");
+
+ debugCache(`Get ${key}`);
+
+ try {
+ const response = await assets.fetch(this.getAssetUrl(key, isFetch));
+ if (!response.ok) return null;
+
+ return {
+ value: await response.json(),
+ // __BUILD_TIMESTAMP_MS__ is injected by ESBuild.
+ lastModified: (globalThis as { __BUILD_TIMESTAMP_MS__?: number }).__BUILD_TIMESTAMP_MS__,
+ };
+ } catch (e) {
+ error("Failed to get from cache", e);
+ return null;
+ }
+ }
+
+ async set(): Promise {
+ error("Failed to set to read-only cache");
+ }
+
+ async delete(): Promise {
+ error("Failed to delete from read-only cache");
+ }
+
+ protected getAssetUrl(key: string, isFetch?: boolean): string {
+ const buildId = process.env.NEXT_BUILD_ID ?? FALLBACK_BUILD_ID;
+ const name = (
+ isFetch ? `${CACHE_DIR}/__fetch/${buildId}/${key}` : `${CACHE_DIR}/${buildId}/${key}.cache`
+ ).replace(/\/+/g, "/");
+ return `http://assets.local/${name}`;
+ }
+}
+
+export default new StaticAssetsIncrementalCache();
diff --git a/packages/cloudflare/src/cli/commands/populate-cache.ts b/packages/cloudflare/src/cli/commands/populate-cache.ts
index 6a9b6f28b..2d6e3e2db 100644
--- a/packages/cloudflare/src/cli/commands/populate-cache.ts
+++ b/packages/cloudflare/src/cli/commands/populate-cache.ts
@@ -1,4 +1,4 @@
-import { existsSync } from "node:fs";
+import { cpSync, existsSync } from "node:fs";
import path from "node:path";
import type { BuildOptions } from "@opennextjs/aws/build/helper.js";
@@ -24,6 +24,10 @@ import {
NAME as R2_CACHE_NAME,
PREFIX_ENV_NAME as R2_CACHE_PREFIX_ENV_NAME,
} from "../../api/overrides/incremental-cache/r2-incremental-cache.js";
+import {
+ CACHE_DIR as STATIC_ASSETS_CACHE_DIR,
+ NAME as STATIC_ASSETS_CACHE_NAME,
+} from "../../api/overrides/incremental-cache/static-assets-incremental-cache.js";
import {
BINDING_NAME as D1_TAG_BINDING_NAME,
NAME as D1_TAG_NAME,
@@ -151,6 +155,18 @@ function populateD1TagCache(
logger.info("\nSuccessfully created D1 table");
}
+function populateStaticAssetsIncrementalCache(options: BuildOptions) {
+ logger.info("\nPopulating Workers static assets...");
+
+ cpSync(
+ path.join(options.outputDir, "cache"),
+ path.join(options.outputDir, "assets", STATIC_ASSETS_CACHE_DIR),
+ { recursive: true }
+ );
+
+ logger.info(`Successfully populated static assets cache`);
+}
+
export async function populateCache(
options: BuildOptions,
config: OpenNextConfig,
@@ -172,6 +188,9 @@ export async function populateCache(
case KV_CACHE_NAME:
populateKVIncrementalCache(options, populateCacheOptions);
break;
+ case STATIC_ASSETS_CACHE_NAME:
+ populateStaticAssetsIncrementalCache(options);
+ break;
default:
logger.info("Incremental cache does not need populating");
}
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 32151319d..3ff6b97c4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -785,6 +785,40 @@ importers:
specifier: 'catalog:'
version: 4.7.0(@cloudflare/workers-types@4.20250321.0)
+ examples/overrides/static-assets-incremental-cache:
+ dependencies:
+ next:
+ specifier: catalog:e2e
+ version: 15.2.2(@opentelemetry/api@1.9.0)(@playwright/test@1.51.1)(react-dom@19.0.0(react@19.0.0))(react@19.0.0)
+ react:
+ specifier: catalog:e2e
+ version: 19.0.0
+ react-dom:
+ specifier: catalog:e2e
+ version: 19.0.0(react@19.0.0)
+ devDependencies:
+ '@opennextjs/cloudflare':
+ specifier: workspace:*
+ version: link:../../../packages/cloudflare
+ '@playwright/test':
+ specifier: 'catalog:'
+ version: 1.51.1
+ '@types/node':
+ specifier: 'catalog:'
+ version: 22.2.0
+ '@types/react':
+ specifier: catalog:e2e
+ version: 19.0.0
+ '@types/react-dom':
+ specifier: catalog:e2e
+ version: 19.0.0
+ typescript:
+ specifier: 'catalog:'
+ version: 5.7.3
+ wrangler:
+ specifier: 'catalog:'
+ version: 4.7.0(@cloudflare/workers-types@4.20250321.0)
+
examples/playground14:
dependencies:
next: