diff --git a/examples/devframe-files-inspector/tests/_utils.ts b/examples/devframe-files-inspector/tests/_utils.ts
index 5336435..816c8c5 100644
--- a/examples/devframe-files-inspector/tests/_utils.ts
+++ b/examples/devframe-files-inspector/tests/_utils.ts
@@ -12,9 +12,9 @@ import {
   createHostContext,
   startHttpAndWs,
 } from 'devframe/node'
-import { serveStaticHandler } from 'devframe/utils/serve-static'
+import { mountStaticHandler } from 'devframe/utils/serve-static'
 import { getPort } from 'get-port-please'
-import { createApp, eventHandler } from 'h3'
+import { H3 } from 'h3'
 import { resolve } from 'pathe'
 import devframe from '../src/devframe'
 
@@ -66,13 +66,13 @@ export async function startInspectorServer(
   const host = '127.0.0.1'
   const port = await getPort({ host, random: true })
 
-  const app = createApp()
+  const app = new H3()
   const origin = `http://${host}:${port}`
   const h3Host = createH3DevToolsHost({
     origin,
     appName: devframe.id,
     mount: (base, dir) => {
-      app.use(base, serveStaticHandler(dir))
+      mountStaticHandler(app, base, dir)
     },
   })
 
@@ -80,16 +80,8 @@ export async function startInspectorServer(
   await devframe.setup(ctx)
 
   const metaPath = `${basePath}${DEVTOOLS_CONNECTION_META_FILENAME}`
-  app.use(
-    metaPath,
-    eventHandler((event) => {
-      event.node.res.setHeader('Content-Type', 'application/json')
-      return event.node.res.end(
-        JSON.stringify({ backend: 'websocket', websocket: port }),
-      )
-    }),
-  )
-  app.use(basePath, serveStaticHandler(resolve(distDir)))
+  app.use(metaPath, () => ({ backend: 'websocket', websocket: port }))
+  mountStaticHandler(app, basePath, resolve(distDir))
 
   const server = await startHttpAndWs({
     context: ctx,
diff --git a/examples/devframe-files-inspector/tests/static-serve.test.ts b/examples/devframe-files-inspector/tests/static-serve.test.ts
index 8b6e5af..143fb83 100644
--- a/examples/devframe-files-inspector/tests/static-serve.test.ts
+++ b/examples/devframe-files-inspector/tests/static-serve.test.ts
@@ -3,9 +3,9 @@ import { createServer } from 'node:http'
 import os from 'node:os'
 import path from 'node:path'
 import { createBuild } from 'devframe/adapters/build'
-import { serveStaticHandler } from 'devframe/utils/serve-static'
+import { mountStaticHandler } from 'devframe/utils/serve-static'
 import { getPort } from 'get-port-please'
-import { createApp, toNodeListener } from 'h3'
+import { H3, toNodeHandler } from 'h3'
 import { afterAll, beforeAll, describe, expect, it } from 'vitest'
 import devframe from '../src/devframe'
 import { assertClientBuilt, makeFixtureCwd } from './_utils'
@@ -20,9 +20,9 @@ interface StaticServer {
 async function startStaticServer(outDir: string, mountBase: string): Promise<StaticServer> {
   const host = '127.0.0.1'
   const port = await getPort({ host, random: true })
-  const app = createApp()
-  app.use(mountBase, serveStaticHandler(outDir))
-  const httpServer = createServer(toNodeListener(app))
+  const app = new H3()
+  mountStaticHandler(app, mountBase, outDir)
+  const httpServer = createServer(toNodeHandler(app))
   await new Promise<void>(r => httpServer.listen(port, host, () => r()))
   return {
     origin: `http://${host}:${port}`,
diff --git a/examples/devframe-streaming-chat/tests/_utils.ts b/examples/devframe-streaming-chat/tests/_utils.ts
index 6dbffad..54d48d9 100644
--- a/examples/devframe-streaming-chat/tests/_utils.ts
+++ b/examples/devframe-streaming-chat/tests/_utils.ts
@@ -11,9 +11,9 @@ import {
   createHostContext,
   startHttpAndWs,
 } from 'devframe/node'
-import { serveStaticHandler } from 'devframe/utils/serve-static'
+import { mountStaticHandler } from 'devframe/utils/serve-static'
 import { getPort } from 'get-port-please'
-import { createApp, eventHandler } from 'h3'
+import { H3 } from 'h3'
 import { resolve } from 'pathe'
 import devframe from '../src/devframe'
 
@@ -39,30 +39,21 @@ export async function startStreamingChatServer(): Promise<StartedServer & {
   const host = '127.0.0.1'
   const port = await getPort({ host, random: true })
 
-  const app = createApp()
+  const app = new H3()
   const origin = `http://${host}:${port}`
   const h3Host = createH3DevToolsHost({
     origin,
     appName: devframe.id,
-    mount: (base, dir) =>
-      app.use(base, serveStaticHandler(dir)),
+    mount: (base, dir) => mountStaticHandler(app, base, dir),
   })
 
   const ctx = await createHostContext({ cwd: process.cwd(), mode: 'dev', host: h3Host })
   await devframe.setup(ctx)
 
   const metaPath = `${basePath}${DEVTOOLS_CONNECTION_META_FILENAME}`
-  app.use(
-    metaPath,
-    eventHandler((event) => {
-      event.node.res.setHeader('Content-Type', 'application/json')
-      return event.node.res.end(
-        JSON.stringify({ backend: 'websocket', websocket: port }),
-      )
-    }),
-  )
+  app.use(metaPath, () => ({ backend: 'websocket', websocket: port }))
   if (existsSync(path.join(resolve(distDir), 'index.html'))) {
-    app.use(basePath, serveStaticHandler(resolve(distDir)))
+    mountStaticHandler(app, basePath, resolve(distDir))
   }
 
   const server = await startHttpAndWs({
diff --git a/packages/devframe/package.json b/packages/devframe/package.json
index 40e1210..4bc5770 100644
--- a/packages/devframe/package.json
+++ b/packages/devframe/package.json
@@ -1,7 +1,7 @@
 {
   "name": "devframe",
   "type": "module",
-  "version": "0.1.22",
+  "version": "0.2.0",
   "description": "Framework for building generic DevTools",
   "author": "Anthony Fu <anthonyfu117@hotmail.com>",
   "license": "MIT",
diff --git a/packages/devframe/src/adapters/cli.ts b/packages/devframe/src/adapters/cli.ts
index c3a0bab..7daba59 100644
--- a/packages/devframe/src/adapters/cli.ts
+++ b/packages/devframe/src/adapters/cli.ts
@@ -1,5 +1,5 @@
 import type { CAC } from 'cac'
-import type { App } from 'h3'
+import type { H3 } from 'h3'
 import type { DevframeDefinition } from '../types/devframe'
 import process from 'node:process'
 import cac from 'cac'
@@ -24,7 +24,7 @@ export interface CreateCliOptions {
    * Called once the dev server is listening. Use this to print a
    * startup banner or trigger side-effects that depend on the live URL.
    */
-  onReady?: (info: { origin: string, port: number, app: App }) => void | Promise<void>
+  onReady?: (info: { origin: string, port: number, app: H3 }) => void | Promise<void>
 }
 
 export interface CliHandle {
diff --git a/packages/devframe/src/adapters/dev.ts b/packages/devframe/src/adapters/dev.ts
index 63c2702..90d4337 100644
--- a/packages/devframe/src/adapters/dev.ts
+++ b/packages/devframe/src/adapters/dev.ts
@@ -1,16 +1,15 @@
-import type { App } from 'h3'
 import type { StartedServer } from '../node/server'
 import type { DevframeDefinition, DevframeSetupInfo } from '../types/devframe'
 import process from 'node:process'
 import { getPort } from 'get-port-please'
-import { createApp, eventHandler } from 'h3'
+import { H3 } from 'h3'
 import { resolve } from 'pathe'
 import { DEVTOOLS_CONNECTION_META_FILENAME } from '../constants'
 import { createHostContext } from '../node/context'
 import { createH3DevToolsHost } from '../node/host-h3'
 import { startHttpAndWs } from '../node/server'
 import { open } from '../utils/open'
-import { serveStaticHandler } from '../utils/serve-static'
+import { mountStaticHandler } from '../utils/serve-static'
 import { normalizeBasePath, resolveBasePath } from './_shared'
 
 const DEFAULT_PORT = 9999
@@ -49,7 +48,7 @@ export interface CreateDevServerOptions {
    * middleware (auth, logging, extra static assets) before devframe's
    * own handlers.
    */
-  app?: App
+  app?: H3
   /**
    * Auto-open the browser. When `undefined` the resolution falls
    * through to `flags.open` (incl. string path) and finally
@@ -61,7 +60,7 @@ export interface CreateDevServerOptions {
    * Called once the WS server is bound. Devframe stays headless
    * otherwise — wire this if you want a startup banner.
    */
-  onReady?: (info: { origin: string, port: number, app: App }) => void | Promise<void>
+  onReady?: (info: { origin: string, port: number, app: H3 }) => void | Promise<void>
 }
 
 export interface ResolveDevServerPortOptions {
@@ -123,14 +122,14 @@ export async function createDevServer(
   const port = options.port ?? await resolveDevServerPort(def, { host })
   const flags = options.flags ?? {}
   const basePath = options.basePath ? normalizeBasePath(options.basePath) : resolveBasePath(def, 'standalone')
-  const app = options.app ?? createApp()
+  const app = options.app ?? new H3()
   const origin = `http://${host}:${port}`
 
   const h3Host = createH3DevToolsHost({
     origin,
     appName: def.id,
     mount: (base, dir) => {
-      app.use(base, serveStaticHandler(dir))
+      mountStaticHandler(app, base, dir)
     },
   })
 
@@ -148,13 +147,10 @@ export async function createDevServer(
   // sits at the SPA root (next to index.html) so the deployed SPA can
   // discover it via a relative `./__connection.json` fetch.
   const connectionMetaPath = `${basePath}${DEVTOOLS_CONNECTION_META_FILENAME}`
-  app.use(connectionMetaPath, eventHandler((event) => {
-    event.node.res.setHeader('Content-Type', 'application/json')
-    return event.node.res.end(JSON.stringify({ backend: 'websocket', websocket: port }))
-  }))
+  app.use(connectionMetaPath, () => ({ backend: 'websocket', websocket: port }))
 
   if (distDir)
-    app.use(basePath, serveStaticHandler(resolve(distDir)))
+    mountStaticHandler(app, basePath, resolve(distDir))
 
   return startHttpAndWs({
     context: ctx,
diff --git a/packages/devframe/src/node/server.ts b/packages/devframe/src/node/server.ts
index 3f40c11..b32dfa8 100644
--- a/packages/devframe/src/node/server.ts
+++ b/packages/devframe/src/node/server.ts
@@ -1,13 +1,12 @@
 import type { BirpcGroup } from 'birpc'
 import type { DevToolsNodeContext, DevToolsNodeRpcSession, DevToolsRpcClientFunctions, DevToolsRpcServerFunctions } from 'devframe/types'
-import type { App } from 'h3'
 import type { WebSocketServer } from 'ws'
 import type { RpcFunctionsHost } from './host-functions'
 import { AsyncLocalStorage } from 'node:async_hooks'
 import { createServer } from 'node:http'
 import { createRpcServer } from 'devframe/rpc/server'
 import { attachWsRpcTransport } from 'devframe/rpc/transports/ws-server'
-import { createApp, toNodeListener } from 'h3'
+import { H3, toNodeHandler } from 'h3'
 import { WebSocketServer as WSServer } from 'ws'
 
 export interface StartHttpAndWsOptions {
@@ -19,7 +18,7 @@ export interface StartHttpAndWsOptions {
    * when provided, callers can add their own routes (static handlers,
    * auth middleware, etc.) first.
    */
-  app?: App
+  app?: H3
   /**
    * When `false`, the RPC server is started without a trust handshake.
    * Intended for single-user localhost tools where an auth round-trip
@@ -36,14 +35,14 @@ export interface StartHttpAndWsOptions {
    * handlers whose origin depends on the resolved port, or print their
    * own startup banner. Devframe does not print one itself.
    */
-  onReady?: (info: { origin: string, port: number, app: App }) => void | Promise<void>
+  onReady?: (info: { origin: string, port: number, app: H3 }) => void | Promise<void>
 }
 
 export interface StartedServer {
   /** Listening origin, e.g. `http://localhost:9999`. */
   origin: string
   port: number
-  app: App
+  app: H3
   wss: WebSocketServer
   rpcGroup: BirpcGroup<DevToolsRpcClientFunctions, DevToolsRpcServerFunctions, false>
   close: () => Promise<void>
@@ -57,8 +56,8 @@ export interface StartedServer {
 export async function startHttpAndWs(options: StartHttpAndWsOptions): Promise<StartedServer> {
   const { context, port } = options
   const bindHost = options.host ?? 'localhost'
-  const app = options.app ?? createApp()
-  const httpServer = createServer(toNodeListener(app))
+  const app = options.app ?? new H3()
+  const httpServer = createServer(toNodeHandler(app))
   const wss = new WSServer({ server: httpServer })
   const rpcHost = context.rpc as unknown as RpcFunctionsHost
 
diff --git a/packages/devframe/src/utils/serve-static.test.ts b/packages/devframe/src/utils/serve-static.test.ts
index 82b01a3..f2797be 100644
--- a/packages/devframe/src/utils/serve-static.test.ts
+++ b/packages/devframe/src/utils/serve-static.test.ts
@@ -4,7 +4,7 @@ import { mkdirSync, mkdtempSync, writeFileSync } from 'node:fs'
 import { createServer } from 'node:http'
 import { tmpdir } from 'node:os'
 import { join } from 'node:path'
-import { createApp, toNodeListener } from 'h3'
+import { H3, toNodeHandler } from 'h3'
 import { afterEach, describe, expect, it } from 'vitest'
 import { serveStaticHandler, serveStaticNodeMiddleware } from './serve-static'
 
@@ -19,9 +19,9 @@ function makeTmp(prefix = 'devframe-serve-'): string {
 }
 
 async function startH3(dir: string, options?: ServeStaticOptions): Promise<Fixture> {
-  const app = createApp()
+  const app = new H3()
   app.use(serveStaticHandler(dir, options))
-  const server = createServer(toNodeListener(app))
+  const server = createServer(toNodeHandler(app))
   await new Promise<void>(r => server.listen(0, '127.0.0.1', r))
   const port = (server.address() as AddressInfo).port
   return {
diff --git a/packages/devframe/src/utils/serve-static.ts b/packages/devframe/src/utils/serve-static.ts
index 7c49e2a..a555e90 100644
--- a/packages/devframe/src/utils/serve-static.ts
+++ b/packages/devframe/src/utils/serve-static.ts
@@ -1,8 +1,9 @@
-import type { EventHandler, EventHandlerRequest } from 'h3'
+import type { EventHandler, H3 } from 'h3'
 import type { IncomingMessage, ServerResponse } from 'node:http'
 import { createReadStream } from 'node:fs'
 import { stat } from 'node:fs/promises'
-import { defineEventHandler, sendStream, setResponseHeader, setResponseStatus } from 'h3'
+import { Readable } from 'node:stream'
+import { defineHandler, withBase } from 'h3'
 import { lookup } from 'mrmime'
 import { extname, join, normalize, resolve, sep } from 'pathe'
 
@@ -105,11 +106,18 @@ function contentTypeFor(abs: string): string {
   return type
 }
 
-function setStaticHeaders(res: ServerResponse, file: ResolvedFile): void {
-  res.setHeader('Content-Type', contentTypeFor(file.abs))
-  res.setHeader('Content-Length', file.size)
-  res.setHeader('Last-Modified', file.mtime.toUTCString())
-  res.setHeader('Cache-Control', 'no-store')
+function staticHeadersFor(file: ResolvedFile): Record<string, string> {
+  return {
+    'Content-Type': contentTypeFor(file.abs),
+    'Content-Length': String(file.size),
+    'Last-Modified': file.mtime.toUTCString(),
+    'Cache-Control': 'no-store',
+  }
+}
+
+function applyStaticHeadersToNode(res: ServerResponse, file: ResolvedFile): void {
+  for (const [k, v] of Object.entries(staticHeadersFor(file)))
+    res.setHeader(k, v)
 }
 
 interface NormalizedOptions {
@@ -136,31 +144,53 @@ function normalizeOptions(options: ServeStaticOptions | undefined): NormalizedOp
 export function serveStaticHandler(
   dir: string,
   options?: ServeStaticOptions,
-): EventHandler<EventHandlerRequest> {
+): EventHandler {
   const absDir = resolve(dir)
   const opts = normalizeOptions(options)
-  return defineEventHandler(async (event) => {
-    const method = event.node.req.method
+  return defineHandler(async (event) => {
+    const method = event.req.method
     if (method !== 'GET' && method !== 'HEAD') {
-      setResponseStatus(event, 405)
-      setResponseHeader(event, 'Allow', 'GET, HEAD')
+      event.res.status = 405
+      event.res.headers.set('Allow', 'GET, HEAD')
       return ''
     }
-    const url = event.node.req.url ?? '/'
-    const file = await resolveTarget(absDir, url, opts.indexNames, opts.single)
+    const file = await resolveTarget(absDir, event.url.pathname, opts.indexNames, opts.single)
     if (!file) {
-      setResponseStatus(event, 404)
+      event.res.status = 404
       return ''
     }
-    setStaticHeaders(event.node.res, file)
-    if (method === 'HEAD') {
-      event.node.res.end()
+    for (const [k, v] of Object.entries(staticHeadersFor(file)))
+      event.res.headers.set(k, v)
+    if (method === 'HEAD')
       return ''
-    }
-    return sendStream(event, createReadStream(file.abs))
+    return Readable.toWeb(createReadStream(file.abs)) as ReadableStream
   })
 }
 
+/**
+ * Mount {@link serveStaticHandler} on an h3 app at `base`, handling the
+ * route pattern and prefix-stripping required by h3 v2.
+ *
+ * h3 v2's `app.use(base, handler)` only matches the exact `base` path and
+ * does not strip the prefix from `event.url.pathname`. Static serving
+ * needs both subpath matching (`/base/**`) and the URL stripped so the
+ * file resolver sees paths relative to `dir` — this helper bundles both.
+ */
+export function mountStaticHandler(
+  app: H3,
+  base: string,
+  dir: string,
+  options?: ServeStaticOptions,
+): void {
+  const trimmed = base.replace(/\/$/, '')
+  const handler = serveStaticHandler(dir, options)
+  if (trimmed === '') {
+    app.use('/**', handler)
+    return
+  }
+  app.use(`${trimmed}/**`, withBase(trimmed, handler))
+}
+
 /**
  * Connect/Express-style Node middleware variant of {@link serveStaticHandler}.
  *
@@ -198,7 +228,7 @@ export function serveStaticNodeMiddleware(
         res.end()
         return
       }
-      setStaticHeaders(res, file)
+      applyStaticHeadersToNode(res, file)
       if (method === 'HEAD') {
         res.end()
         return
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 53dcaad..df10a72 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -47,8 +47,8 @@ catalogs:
       specifier: ^3.2.0
       version: 3.2.0
     h3:
-      specifier: ^1.15.11
-      version: 1.15.11
+      specifier: 2.0.1-rc.22
+      version: 2.0.1-rc.22
     immer:
       specifier: ^11.1.8
       version: 11.1.8
@@ -258,7 +258,7 @@ importers:
         version: 3.2.0
       h3:
         specifier: catalog:deps
-        version: 1.15.11
+        version: 2.0.1-rc.22
       vite:
         specifier: catalog:build
         version: 8.0.11(@types/node@25.6.2)(esbuild@0.27.7)(jiti@2.7.0)(tsx@4.21.0)(yaml@2.8.4)
@@ -286,7 +286,7 @@ importers:
         version: 3.2.0
       h3:
         specifier: catalog:deps
-        version: 1.15.11
+        version: 2.0.1-rc.22
       vite:
         specifier: catalog:build
         version: 8.0.11(@types/node@25.6.2)(esbuild@0.27.7)(jiti@2.7.0)(tsx@4.21.0)(yaml@2.8.4)
@@ -310,7 +310,7 @@ importers:
         version: 7.0.0
       h3:
         specifier: catalog:deps
-        version: 1.15.11
+        version: 2.0.1-rc.22
       logs-sdk:
         specifier: catalog:deps
         version: 0.0.6
@@ -2113,9 +2113,6 @@ packages:
   convert-source-map@2.0.0:
     resolution: {integrity: sha512-Kvp459HrV2FEJ1CAsi1Ku+MY3kasH19TFykTz2xWmMeq6bk2NU3XXvfJ+Q61m0xktWwt+1HSYf3JZsTms3aRJg==}
 
-  cookie-es@1.2.3:
-    resolution: {integrity: sha512-lXVyvUvrNXblMqzIRrxHb57UUVmqsSWlxqt3XIjCkUP0wDAf6uicO6KMbEgYrMNtEvWgWHwe42CKxPu9MYAnWw==}
-
   cookie-signature@1.2.2:
     resolution: {integrity: sha512-D76uU73ulSXrD1UXF4KE2TMxVVwhsnCgfAyTg9k8P6KGZjlXKrOLe4dJQKI3Bxi5wjesZoFXJWElNWBjPZMbhg==}
     engines: {node: '>=6.6.0'}
@@ -2141,9 +2138,6 @@ packages:
     resolution: {integrity: sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==}
     engines: {node: '>= 8'}
 
-  crossws@0.3.5:
-    resolution: {integrity: sha512-ojKiDvcmByhwa8YYqbQI/hg7MEU0NC03+pSdEq4ZUnZR9xXpwk7E43SMNGkn+JxJGPFtNvQ48+vV2p+P1ml5PA==}
-
   css-select@5.2.2:
     resolution: {integrity: sha512-TizTzUddG/xYLA3NXodFM0fSbNizXjOKhqiQQwvhlspadZokn1KDy0NZFS0wuEubIYAV5/c1/lAr0TaaFXEXzw==}
 
@@ -2851,8 +2845,15 @@ packages:
     resolution: {integrity: sha512-5v6yZd4JK3eMI3FqqCouswVqwugaA9r4dNZB1wwcmrD02QkV5H0y7XBQW8QwQqEaZY1pM9aqORSORhJRdNK44Q==}
     engines: {node: '>=6.0'}
 
-  h3@1.15.11:
-    resolution: {integrity: sha512-L3THSe2MPeBwgIZVSH5zLdBBU90TOxarvhK9d04IDY2AmVS8j2Jz2LIWtwsGOU3lu2I5jCN7FNvVfY2+XyF+mg==}
+  h3@2.0.1-rc.22:
+    resolution: {integrity: sha512-Esv0DMIuPkCTSWCA0vO73vcTqwzH1wjSrAO1TXNu/K3up1sZHa9EKMapbmxCDYBeymC3fVTk4qxp7ogQWQ+KgA==}
+    engines: {node: '>=20.11.1'}
+    hasBin: true
+    peerDependencies:
+      crossws: ^0.4.1
+    peerDependenciesMeta:
+      crossws:
+        optional: true
 
   hachure-fill@0.5.2:
     resolution: {integrity: sha512-3GKBOn+m2LX9iq+JC1064cSFprJY4jL1jCXTcpnfER5HYE2l/4EfWSGzkPa/ZDBmYI0ZOEj5VHV/eKnPGkHuOg==}
@@ -2951,9 +2952,6 @@ packages:
     resolution: {integrity: sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==}
     engines: {node: '>= 0.10'}
 
-  iron-webcrypto@1.2.1:
-    resolution: {integrity: sha512-feOM6FaSr6rEABp/eDfVseKyTMDt+KGpeB35SkVn9Tyn0CqvVsY3EwI0v5i8nMHyJnzCIQf7nsy3p41TPkJZhg==}
-
   is-builtin-module@5.0.0:
     resolution: {integrity: sha512-f4RqJKBUe5rQkJ2eJEJBXSticB3hGbN9j0yxxMQFqIW89Jp9WYFtzfTcRlstDKVUTRzSOTLKRfO9vIztenwtxA==}
     engines: {node: '>=18.20'}
@@ -3399,9 +3397,6 @@ packages:
   node-html-parser@6.1.13:
     resolution: {integrity: sha512-qIsTMOY4C/dAa5Q5vsobRpOOvPfC4pB61UVW2uSwZNUp0QU/jCekTal1vMmbO0DgdHeLUJpv/ARmDqErVxA3Sg==}
 
-  node-mock-http@1.0.4:
-    resolution: {integrity: sha512-8DY+kFsDkNXy1sJglUfuODx1/opAGJGyrTuFqEoN90oRc2Vk0ZbD4K2qmKXBBEhZQzdKHIVfEJpDU8Ak2NJEvQ==}
-
   node-releases@2.0.38:
     resolution: {integrity: sha512-3qT/88Y3FbH/Kx4szpQQ4HzUbVrHPKTLVpVocKiLfoYvw9XSGOX2FmD2d6DrXbVYyAQTF2HeF6My8jmzx7/CRw==}
 
@@ -3576,9 +3571,6 @@ packages:
   quansync@1.0.0:
     resolution: {integrity: sha512-5xZacEEufv3HSTPQuchrvV6soaiACMFnq1H8wkVioctoH3TRha9Sz66lOxRwPK/qZj7HPiSveih9yAyh98gvqA==}
 
-  radix3@1.1.2:
-    resolution: {integrity: sha512-b484I/7b8rDEdSDKckSSBA8knMpcdsXudlE/LNL639wFoHKwLbEkQFZHWEYwDC0wa0FKUcCY+GAF73Z7wxNVFA==}
-
   range-parser@1.2.1:
     resolution: {integrity: sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==}
     engines: {node: '>= 0.6'}
@@ -3667,6 +3659,9 @@ packages:
     engines: {node: '>=18.0.0', npm: '>=8.0.0'}
     hasBin: true
 
+  rou3@0.8.1:
+    resolution: {integrity: sha512-ePa+XGk00/3HuCqrEnK3LxJW7I0SdNg6EFzKUJG73hMAdDcOUC/i/aSz7LSDwLrGr33kal/rqOGydzwl6U7zBA==}
+
   roughjs@4.6.6:
     resolution: {integrity: sha512-ZUz/69+SYpFN/g/lUlo2FXcIjRkSu3nDarreVdGGndHEBJ6cXPdKguS8JGxwj5HA5xIbVKSmLgr5b3AWxtRfvQ==}
 
@@ -3782,6 +3777,11 @@ packages:
   sprintf-js@1.0.3:
     resolution: {integrity: sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g==}
 
+  srvx@0.11.15:
+    resolution: {integrity: sha512-iXsux0UcOjdvs0LCMa2Ws3WwcDUozA3JN3BquNXkaFPP7TpRqgunKdEgoZ/uwb1J6xaYHfxtz9Twlh6yzwM6Tg==}
+    engines: {node: '>=20.16.0'}
+    hasBin: true
+
   stack-trace@1.0.0:
     resolution: {integrity: sha512-H6D7134xi6qONvh7ZHKgviXf+rd3vhGBSvebPZCaUkd8zvQ+7PtDw6CljPTe4cXWNf2IKZGNqw6VJXSb9IgBpA==}
     engines: {node: '>=20.0.0'}
@@ -3954,9 +3954,6 @@ packages:
   unconfig@7.5.0:
     resolution: {integrity: sha512-oi8Qy2JV4D3UQ0PsopR28CzdQ3S/5A1zwsUwp/rosSbfhJ5z7b90bIyTwi/F7hCLD4SGcZVjDzd4XoUQcEanvA==}
 
-  uncrypto@0.1.3:
-    resolution: {integrity: sha512-Ql87qFHB3s/De2ClA9e0gsnS6zXG27SkTiSJwjCc9MebbfapQfuPzumMIUMi38ezPZVNFcHI9sUIepeQfw8J8Q==}
-
   unctx@2.5.0:
     resolution: {integrity: sha512-p+Rz9x0R7X+CYDkT+Xg8/GhpcShTlU8n+cf9OtOEf7zEQsNcCZO1dPKNRDqvUTaq+P32PMMkxWHwfrxkqfqAYg==}
 
@@ -5891,8 +5888,6 @@ snapshots:
 
   convert-source-map@2.0.0: {}
 
-  cookie-es@1.2.3: {}
-
   cookie-signature@1.2.2: {}
 
   cookie@0.7.2: {}
@@ -5920,10 +5915,6 @@ snapshots:
       shebang-command: 2.0.0
       which: 2.0.2
 
-  crossws@0.3.5:
-    dependencies:
-      uncrypto: 0.1.3
-
   css-select@5.2.2:
     dependencies:
       boolbase: 1.0.0
@@ -6731,17 +6722,10 @@ snapshots:
       section-matter: 1.0.0
       strip-bom-string: 1.0.0
 
-  h3@1.15.11:
+  h3@2.0.1-rc.22:
     dependencies:
-      cookie-es: 1.2.3
-      crossws: 0.3.5
-      defu: 6.1.7
-      destr: 2.0.5
-      iron-webcrypto: 1.2.1
-      node-mock-http: 1.0.4
-      radix3: 1.1.2
-      ufo: 1.6.4
-      uncrypto: 0.1.3
+      rou3: 0.8.1
+      srvx: 0.11.15
 
   hachure-fill@0.5.2: {}
 
@@ -6823,8 +6807,6 @@ snapshots:
 
   ipaddr.js@1.9.1: {}
 
-  iron-webcrypto@1.2.1: {}
-
   is-builtin-module@5.0.0:
     dependencies:
       builtin-modules: 5.2.0
@@ -7431,8 +7413,6 @@ snapshots:
       css-select: 5.2.2
       he: 1.2.0
 
-  node-mock-http@1.0.4: {}
-
   node-releases@2.0.38: {}
 
   non-layered-tidy-tree-layout@2.0.2:
@@ -7614,8 +7594,6 @@ snapshots:
 
   quansync@1.0.0: {}
 
-  radix3@1.1.2: {}
-
   range-parser@1.2.1: {}
 
   raw-body@3.0.2:
@@ -7754,6 +7732,8 @@ snapshots:
       '@rollup/rollup-win32-x64-msvc': 4.60.3
       fsevents: 2.3.3
 
+  rou3@0.8.1: {}
+
   roughjs@4.6.6:
     dependencies:
       hachure-fill: 0.5.2
@@ -7904,6 +7884,8 @@ snapshots:
 
   sprintf-js@1.0.3: {}
 
+  srvx@0.11.15: {}
+
   stack-trace@1.0.0: {}
 
   stackback@0.0.2: {}
@@ -8054,8 +8036,6 @@ snapshots:
       quansync: 1.0.0
       unconfig-core: 7.5.0
 
-  uncrypto@0.1.3: {}
-
   unctx@2.5.0:
     dependencies:
       acorn: 8.16.0
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 9551b19..7659554 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -34,7 +34,7 @@ catalogs:
     birpc: ^4.0.0
     cac: ^7.0.0
     get-port-please: ^3.2.0
-    h3: ^1.15.11
+    h3: 2.0.1-rc.22
     immer: ^11.1.8
     launch-editor: ^2.13.2
     logs-sdk: ^0.0.6
diff --git a/tests/__snapshots__/tsnapi/devframe/adapters/cli.snapshot.d.ts b/tests/__snapshots__/tsnapi/devframe/adapters/cli.snapshot.d.ts
index e7329cf..e941e7a 100644
--- a/tests/__snapshots__/tsnapi/devframe/adapters/cli.snapshot.d.ts
+++ b/tests/__snapshots__/tsnapi/devframe/adapters/cli.snapshot.d.ts
@@ -12,7 +12,7 @@ export interface CreateCliOptions {
   onReady?: (_: {
     origin: string;
     port: number;
-    app: App;
+    app: H3;
   }) => void | Promise<void>;
 }
 // #endregion
diff --git a/tests/__snapshots__/tsnapi/devframe/adapters/dev.snapshot.d.ts b/tests/__snapshots__/tsnapi/devframe/adapters/dev.snapshot.d.ts
index 1678628..623185f 100644
--- a/tests/__snapshots__/tsnapi/devframe/adapters/dev.snapshot.d.ts
+++ b/tests/__snapshots__/tsnapi/devframe/adapters/dev.snapshot.d.ts
@@ -8,12 +8,12 @@ export interface CreateDevServerOptions {
   flags?: Record<string, unknown>;
   distDir?: string;
   basePath?: string;
-  app?: App;
+  app?: H3;
   openBrowser?: boolean | string;
   onReady?: (_: {
     origin: string;
     port: number;
-    app: App;
+    app: H3;
   }) => void | Promise<void>;
 }
 export interface ResolveDevServerPortOptions {
diff --git a/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.d.ts b/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.d.ts
index f7dc079..8924025 100644
--- a/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.d.ts
+++ b/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.d.ts
@@ -9,6 +9,7 @@ export interface ServeStaticOptions {
 // #endregion
 
 // #region Functions
-export declare function serveStaticHandler(_: string, _?: ServeStaticOptions): EventHandler<EventHandlerRequest>;
+export declare function mountStaticHandler(_: H3, _: string, _: string, _?: ServeStaticOptions): void;
+export declare function serveStaticHandler(_: string, _?: ServeStaticOptions): EventHandler;
 export declare function serveStaticNodeMiddleware(_: string, _?: ServeStaticOptions): (_: IncomingMessage, _: ServerResponse, _?: (_?: Error) => void) => void;
 // #endregion
\ No newline at end of file
diff --git a/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.js b/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.js
index 6d015db..f55fc86 100644
--- a/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.js
+++ b/tests/__snapshots__/tsnapi/devframe/utils/serve-static.snapshot.js
@@ -2,6 +2,7 @@
  * Generated by tsnapi — public API snapshot of `devframe/utils/serve-static`
  */
 // #region Functions
+export function mountStaticHandler(_, _, _, _) {}
 export function serveStaticHandler(_, _) {}
 export function serveStaticNodeMiddleware(_, _) {}
 // #endregion
\ No newline at end of file