diff --git a/.eslintrc.js b/.eslintrc.js
index 8485d76f53e..cdbb1dffd91 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -69,6 +69,14 @@ module.exports = {
         'no-restricted-globals': ['error', ...NodeGlobals],
         'no-restricted-syntax': 'off'
       }
+    },
+    // Node scripts
+    {
+      files: ['scripts/**', './*.js', 'packages/**/index.js', 'packages/size-check/**'],
+      rules: {
+        'no-restricted-globals': 'off',
+        'no-restricted-syntax': 'off'
+      }
     }
   ]
 }
diff --git a/packages/compiler-core/src/transforms/vOn.ts b/packages/compiler-core/src/transforms/vOn.ts
index a9dfe77eff7..ed39ecee12f 100644
--- a/packages/compiler-core/src/transforms/vOn.ts
+++ b/packages/compiler-core/src/transforms/vOn.ts
@@ -54,9 +54,9 @@ export const transformOn: DirectiveTransform = (
           ? // for component and vnode lifecycle event listeners, auto convert
             // it to camelCase. See issue #2249
             toHandlerKey(camelize(rawName))
-            // preserve case for plain element listeners that have uppercase
+          : // preserve case for plain element listeners that have uppercase
             // letters, as these may be custom elements' custom events
-          : `on:${rawName}`
+            `on:${rawName}`
       eventName = createSimpleExpression(eventString, true, arg.loc)
     } else {
       // #2388
diff --git a/packages/compiler-sfc/__tests__/rewriteDefault.spec.ts b/packages/compiler-sfc/__tests__/rewriteDefault.spec.ts
index 9fb4c64bbb3..40561da17db 100644
--- a/packages/compiler-sfc/__tests__/rewriteDefault.spec.ts
+++ b/packages/compiler-sfc/__tests__/rewriteDefault.spec.ts
@@ -206,7 +206,10 @@ describe('compiler sfc: rewriteDefault', () => {
 
   test('@Component\nexport default class w/ comments', async () => {
     expect(
-      rewriteDefault(`// export default\n@Component\nexport default class Foo {}`, 'script')
+      rewriteDefault(
+        `// export default\n@Component\nexport default class Foo {}`,
+        'script'
+      )
     ).toMatchInlineSnapshot(`
       "// export default
       @Component
@@ -231,7 +234,8 @@ describe('compiler sfc: rewriteDefault', () => {
   test('@Component\nexport default class w/ comments 3', async () => {
     expect(
       rewriteDefault(
-        `/*\n@Component\nexport default class Foo {}*/\n` + `export default class Bar {}`,
+        `/*\n@Component\nexport default class Foo {}*/\n` +
+          `export default class Bar {}`,
         'script'
       )
     ).toMatchInlineSnapshot(`
diff --git a/packages/compiler-ssr/src/ssrCodegenTransform.ts b/packages/compiler-ssr/src/ssrCodegenTransform.ts
index 4d142162073..d7d1645a0e7 100644
--- a/packages/compiler-ssr/src/ssrCodegenTransform.ts
+++ b/packages/compiler-ssr/src/ssrCodegenTransform.ts
@@ -49,8 +49,7 @@ export function ssrCodegenTransform(ast: RootNode, options: CompilerOptions) {
       createCompoundExpression([`const _cssVars = { style: `, varsExp, `}`])
     )
     Array.from(cssContext.helpers.keys()).forEach(helper => {
-      if (!ast.helpers.includes(helper))
-        ast.helpers.push(helper)
+      if (!ast.helpers.includes(helper)) ast.helpers.push(helper)
     })
   }
 
diff --git a/packages/compiler-ssr/src/transforms/ssrTransformTransitionGroup.ts b/packages/compiler-ssr/src/transforms/ssrTransformTransitionGroup.ts
index dedf1f64075..00b0d9dd45a 100644
--- a/packages/compiler-ssr/src/transforms/ssrTransformTransitionGroup.ts
+++ b/packages/compiler-ssr/src/transforms/ssrTransformTransitionGroup.ts
@@ -33,8 +33,8 @@ export function ssrTransformTransitionGroup(
         node,
         context,
         otherProps,
-        true, /* isComponent */
-        false, /* isDynamicComponent */
+        true /* isComponent */,
+        false /* isDynamicComponent */,
         true /* ssr (skip event listeners) */
       )
       let propsExp = null
diff --git a/packages/runtime-core/__tests__/apiOptions.spec.ts b/packages/runtime-core/__tests__/apiOptions.spec.ts
index da5fe346c32..96601b7870f 100644
--- a/packages/runtime-core/__tests__/apiOptions.spec.ts
+++ b/packages/runtime-core/__tests__/apiOptions.spec.ts
@@ -1048,7 +1048,6 @@ describe('api: options', () => {
     expect(root.innerHTML).toBe(`<h1>Foo</h1>`)
   })
 
-
   test('options defined in component have higher priority', async () => {
     const Mixin = {
       msg1: 'base'
diff --git a/packages/runtime-core/src/components/BaseTransition.ts b/packages/runtime-core/src/components/BaseTransition.ts
index a671bef6560..5e5e216d34a 100644
--- a/packages/runtime-core/src/components/BaseTransition.ts
+++ b/packages/runtime-core/src/components/BaseTransition.ts
@@ -274,7 +274,7 @@ if (__COMPAT__) {
 
 // export the public type for h/tsx inference
 // also to avoid inline import() in generated d.ts files
-export const BaseTransition = BaseTransitionImpl as any as {
+export const BaseTransition = BaseTransitionImpl as unknown as {
   new (): {
     $props: BaseTransitionProps<any>
   }
diff --git a/packages/runtime-core/src/components/Suspense.ts b/packages/runtime-core/src/components/Suspense.ts
index 8408cab388d..baf57088626 100644
--- a/packages/runtime-core/src/components/Suspense.ts
+++ b/packages/runtime-core/src/components/Suspense.ts
@@ -89,7 +89,9 @@ export const SuspenseImpl = {
 }
 
 // Force-casted public typing for h and TSX props inference
-export const Suspense = (__FEATURE_SUSPENSE__ ? SuspenseImpl : null) as any as {
+export const Suspense = (__FEATURE_SUSPENSE__
+  ? SuspenseImpl
+  : null) as unknown as {
   __isSuspense: true
   new (): { $props: VNodeProps & SuspenseProps }
 }
diff --git a/packages/runtime-core/src/components/Teleport.ts b/packages/runtime-core/src/components/Teleport.ts
index 06b69aff4ec..e519aa2bb3a 100644
--- a/packages/runtime-core/src/components/Teleport.ts
+++ b/packages/runtime-core/src/components/Teleport.ts
@@ -52,13 +52,13 @@ const resolveTarget = <T = RendererElement>(
               `ideally should be outside of the entire Vue component tree.`
           )
       }
-      return target as any
+      return target as T
     }
   } else {
     if (__DEV__ && !targetSelector && !isTeleportDisabled(props)) {
       warn(`Invalid Teleport target: ${targetSelector}`)
     }
-    return targetSelector as any
+    return targetSelector as T
   }
 }
 
@@ -388,7 +388,7 @@ function hydrateTeleport(
 }
 
 // Force-casted public typing for h and TSX props inference
-export const Teleport = TeleportImpl as any as {
+export const Teleport = TeleportImpl as unknown as {
   __isTeleport: true
   new (): { $props: VNodeProps & TeleportProps }
 }
diff --git a/packages/runtime-core/src/devtools.ts b/packages/runtime-core/src/devtools.ts
index 83d7483df39..f05128d47aa 100644
--- a/packages/runtime-core/src/devtools.ts
+++ b/packages/runtime-core/src/devtools.ts
@@ -28,7 +28,11 @@ interface DevtoolsHook {
   once: (event: string, handler: Function) => void
   off: (event: string, handler: Function) => void
   appRecords: AppRecord[]
-  _buffer: any[][]
+  /**
+   * Added at https://github.com/vuejs/devtools/commit/f2ad51eea789006ab66942e5a27c0f0986a257f9
+   * Returns wether the arg was buffered or not
+   */
+  cleanupBuffer?: (matchArg: unknown) => boolean
 }
 
 export let devtools: DevtoolsHook
@@ -109,18 +113,14 @@ const _devtoolsComponentRemoved = /*#__PURE__*/ createDevtoolsComponentHook(
 export const devtoolsComponentRemoved = (
   component: ComponentInternalInstance
 ) => {
-  if (devtools && devtools._buffer.length) {
-    let wasBuffered = false
-    devtools._buffer = devtools._buffer.filter(item => {
-      if (item.some(arg => arg === component)) {
-        wasBuffered = true
-        return false
-      }
-      return true
-    })
-    if (wasBuffered) return
+  if (
+    devtools &&
+    typeof devtools.cleanupBuffer === 'function' &&
+    // remove the component if it wasn't buffered
+    !devtools.cleanupBuffer(component)
+  ) {
+    _devtoolsComponentRemoved(component)
   }
-  _devtoolsComponentRemoved(component)
 }
 
 function createDevtoolsComponentHook(hook: DevtoolsHooks) {
diff --git a/packages/runtime-core/src/h.ts b/packages/runtime-core/src/h.ts
index f22e4bb30d0..44f91340827 100644
--- a/packages/runtime-core/src/h.ts
+++ b/packages/runtime-core/src/h.ts
@@ -108,7 +108,7 @@ export function h(
 export function h(
   type: typeof Teleport,
   props: RawProps & TeleportProps,
-  children: RawChildren
+  children: RawChildren | RawSlots
 ): VNode
 
 // suspense
diff --git a/packages/runtime-core/src/helpers/withMemo.ts b/packages/runtime-core/src/helpers/withMemo.ts
index 002b9e27a88..76b0f055f39 100644
--- a/packages/runtime-core/src/helpers/withMemo.ts
+++ b/packages/runtime-core/src/helpers/withMemo.ts
@@ -23,7 +23,7 @@ export function isMemoSame(cached: VNode, memo: any[]) {
   if (prev.length != memo.length) {
     return false
   }
-  
+
   for (let i = 0; i < prev.length; i++) {
     if (hasChanged(prev[i], memo[i])) {
       return false
diff --git a/packages/shared/src/index.ts b/packages/shared/src/index.ts
index f3fee4c45e7..8e3020f9e37 100644
--- a/packages/shared/src/index.ts
+++ b/packages/shared/src/index.ts
@@ -52,7 +52,8 @@ export const isMap = (val: unknown): val is Map<any, any> =>
 export const isSet = (val: unknown): val is Set<any> =>
   toTypeString(val) === '[object Set]'
 
-export const isDate = (val: unknown): val is Date => toTypeString(val) === '[object Date]'
+export const isDate = (val: unknown): val is Date =>
+  toTypeString(val) === '[object Date]'
 export const isFunction = (val: unknown): val is Function =>
   typeof val === 'function'
 export const isString = (val: unknown): val is string => typeof val === 'string'
@@ -99,7 +100,7 @@ const cacheStringFunction = <T extends (str: string) => string>(fn: T): T => {
   return ((str: string) => {
     const hit = cache[str]
     return hit || (cache[str] = fn(str))
-  }) as any
+  }) as T
 }
 
 const camelizeRE = /-(\w)/g
diff --git a/packages/template-explorer/src/index.ts b/packages/template-explorer/src/index.ts
index d676c717373..3cf9c6b52cf 100644
--- a/packages/template-explorer/src/index.ts
+++ b/packages/template-explorer/src/index.ts
@@ -275,5 +275,5 @@ function debounce<T extends (...args: any[]) => any>(
       fn(...args)
       prevTimer = null
     }, delay)
-  }) as any
+  }) as T
 }
diff --git a/test-dts/h.test-d.ts b/test-dts/h.test-d.ts
index c71b54a2aa8..5318f71fe94 100644
--- a/test-dts/h.test-d.ts
+++ b/test-dts/h.test-d.ts
@@ -47,6 +47,7 @@ describe('h inference w/ Fragment', () => {
 
 describe('h inference w/ Teleport', () => {
   h(Teleport, { to: '#foo' }, 'hello')
+  h(Teleport, { to: '#foo' }, { default() {} })
   // @ts-expect-error
   expectError(h(Teleport))
   // @ts-expect-error