diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 8548fdd4cb..a33e2828ca 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -54,7 +54,7 @@ jobs:
         include:
           - os: ubuntu-24.04
             # Earliest supported version
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             deno-version: 'v2.2.4'
       fail-fast: false
     steps:
@@ -76,9 +76,6 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: Install npm@7
-        run: npm install -g npm@7
-        if: ${{ matrix.node-version == '14.16.0' && !steps.release-check.outputs.IS_RELEASE }}
       - name: Setup Deno
         uses: denoland/setup-deno@v1
         with:
@@ -115,23 +112,23 @@ jobs:
           # We test on the oldest supported Node.js version, but only with a
           # single combination (Ubuntu)
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '0'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '1'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '2'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '3'
           - os: ubuntu-24.04
-            node-version: '14.16.0'
+            node-version: '18.14.0'
             install-command: npm ci
             machine: '4'
       fail-fast: false
@@ -149,13 +146,6 @@ jobs:
         with:
           fetch-depth: 0
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: corepack update
-        # corepack version distributed with Node.js has a problem with new package manager releases,
-        # so forcing fixed version of corepack here
-        run: npm i -g corepack --force
-      - name: setup pnpm/yarn
-        run: corepack enable
-        if: ${{ !steps.release-check.outputs.IS_RELEASE }}
       - name: Setup Deno
         uses: denoland/setup-deno@v1
         with:
@@ -167,9 +157,13 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'npm'
         if: ${{ !steps.release-check.outputs.IS_RELEASE }}
-      - name: Install npm@7
-        run: npm install -g npm@7
-        if: ${{ matrix.node-version == '14.16.0' && !steps.release-check.outputs.IS_RELEASE }}
+      - name: corepack update
+        # corepack version distributed with Node.js has a problem with new package manager releases,
+        # so forcing fixed version of corepack here
+        run: npm i -g corepack --force
+      - name: setup pnpm/yarn
+        run: corepack enable
+        if: ${{ !steps.release-check.outputs.IS_RELEASE }}
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
diff --git a/package-lock.json b/package-lock.json
index df5a34547a..59dfa3b0b0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
         "prettier": "^3.0.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -31872,7 +31872,7 @@
         "yarn": "^1.22.22"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       },
       "peerDependencies": {
         "@netlify/opentelemetry-sdk-setup": "^1.1.0",
@@ -31916,7 +31916,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/build-info/node_modules/@types/node": {
@@ -31954,7 +31954,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/cache-utils/node_modules/@types/node": {
@@ -32019,7 +32019,7 @@
         "typescript": "^5.0.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/config/node_modules/@types/node": {
@@ -32070,7 +32070,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/edge-bundler/node_modules/@types/node": {
@@ -32343,7 +32343,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.14.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/functions-utils": {
@@ -32363,7 +32363,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/functions-utils/node_modules/@types/node": {
@@ -32390,7 +32390,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/git-utils/node_modules/@types/node": {
@@ -32418,7 +32418,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/headers-parser/node_modules/@types/node": {
@@ -32452,7 +32452,7 @@
         "uuid": "^9.0.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/js-client/node_modules/@types/node": {
@@ -32472,7 +32472,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/nock-udp/node_modules/@types/node": {
@@ -32507,7 +32507,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=18.14.0"
       },
       "peerDependencies": {
         "@opentelemetry/api": "~1.8.0"
@@ -32535,7 +32535,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=18.14.0"
       },
       "peerDependencies": {
         "@opentelemetry/api": "~1.8.0"
@@ -32565,7 +32565,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/redirect-parser/node_modules/@types/node": {
@@ -32589,7 +32589,7 @@
         "vitest": "^0.34.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/run-utils/node_modules/@types/node": {
@@ -32623,7 +32623,7 @@
         "typescript": "^5.0.0"
       },
       "engines": {
-        "node": "^14.16.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/testing/node_modules/@types/node": {
@@ -32713,7 +32713,7 @@
         "vitest": "0.34.6"
       },
       "engines": {
-        "node": "^14.18.0 || >=16.0.0"
+        "node": ">=18.14.0"
       }
     },
     "packages/zip-it-and-ship-it/node_modules/@types/semver": {
diff --git a/package.json b/package.json
index a34b0feaef..c65807e6e0 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "prettier": "^3.0.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "lint-staged": {
     "!(packages/*/tests/**/fixtures/**/*)*.+(j|t)s": "eslint --ignore-path .gitignore --cache --fix",
diff --git a/packages/build-info/package.json b/packages/build-info/package.json
index ac93c51772..24a1febc7e 100644
--- a/packages/build-info/package.json
+++ b/packages/build-info/package.json
@@ -69,6 +69,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/build/package.json b/packages/build/package.json
index 110cd5a93a..cc2a0220ae 100644
--- a/packages/build/package.json
+++ b/packages/build/package.json
@@ -157,6 +157,6 @@
     }
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/build/src/plugins/node_version.ts b/packages/build/src/plugins/node_version.ts
index c515e609a2..3a1b0224c4 100644
--- a/packages/build/src/plugins/node_version.ts
+++ b/packages/build/src/plugins/node_version.ts
@@ -1,11 +1,9 @@
-import { dirname } from 'path'
 import { execPath, version as currentVersion } from 'process'
 
 import semver from 'semver'
 import link from 'terminal-link'
 
 import { logWarning, logWarningSubHeader } from '../log/logger.js'
-import { getPackageJson } from '../utils/package.js'
 
 export type PluginsLoadedFrom = 'auto_install' | 'local' | 'package.json'
 
@@ -23,8 +21,7 @@ export type PluginsOptions = {
  * This node version is minimum required to run the plugins code.
  * If the users preferred Node.js version is below that we have to fall back to the system node version
  */
-const MINIMUM_REQUIRED_NODE_VERSION = '^14.14.0 || >=16.0.0'
-const UPCOMING_MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
+const MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
 
 /**
  * Local plugins and `package.json`-installed plugins use user's preferred Node.js version if higher than our minimum
@@ -33,39 +30,28 @@ const UPCOMING_MINIMUM_REQUIRED_NODE_VERSION = '>=18.14.0'
  * usually the system's Node.js version.
  * If the user Node version does not satisfy our supported engine range use our own system Node version
  */
-export const addPluginsNodeVersion = function ({
-  featureFlags,
-  pluginsOptions,
-  nodePath,
-  userNodeVersion,
-  logs,
-  systemLog,
-}) {
+export const addPluginsNodeVersion = function ({ pluginsOptions, nodePath, userNodeVersion, logs }) {
   const currentNodeVersion = semver.clean(currentVersion)
   return Promise.all(
     pluginsOptions.map((pluginOptions) =>
       addPluginNodeVersion({
-        featureFlags,
         pluginOptions,
         currentNodeVersion,
         userNodeVersion,
         nodePath,
         logs,
-        systemLog,
       }),
     ),
   )
 }
 
 const addPluginNodeVersion = async function ({
-  featureFlags,
   pluginOptions,
-  pluginOptions: { loadedFrom, packageName, pluginPath },
+  pluginOptions: { loadedFrom, packageName },
   currentNodeVersion,
   userNodeVersion,
   nodePath,
   logs,
-  systemLog,
 }: {
   pluginOptions: PluginsOptions
   [key: string]: any
@@ -80,28 +66,6 @@ const addPluginNodeVersion = async function ({
     return systemNode
   }
 
-  if (
-    featureFlags.build_warn_upcoming_system_version_change &&
-    !semver.satisfies(userNodeVersion, UPCOMING_MINIMUM_REQUIRED_NODE_VERSION)
-  ) {
-    if (pluginPath) {
-      const pluginDir = dirname(pluginPath)
-      const { packageJson: pluginPackageJson } = await getPackageJson(pluginDir)
-
-      // Ensure Node.js version is compatible with plugin's `engines.node`
-      const pluginNodeVersionRange = pluginPackageJson?.engines?.node
-      if (!pluginNodeVersionRange) {
-        systemLog(`plugin "${packageName}" does not specify node support range`)
-      } else if (semver.satisfies('22.0.0', pluginNodeVersionRange)) {
-        systemLog(`plugin "${packageName}" node support range includes v22`)
-      } else {
-        systemLog(`plugin "${packageName}" node support range does NOT include v22`)
-      }
-    } else {
-      systemLog(`plugin "${packageName}" pluginPath not available`)
-    }
-  }
-
   if (semver.satisfies(userNodeVersion, MINIMUM_REQUIRED_NODE_VERSION)) {
     return userNode
   }
@@ -113,7 +77,7 @@ const addPluginNodeVersion = async function ({
 
   Read more about our minimum required version in our ${link(
     'forums announcement',
-    'https://answers.netlify.com/t/build-plugins-dropping-support-for-node-js-12/79421',
+    'https://answers.netlify.com/t/build-plugins-end-of-support-for-node-js-14-node-js-16/136405',
   )}`,
   )
 
diff --git a/packages/build/src/plugins/resolve.js b/packages/build/src/plugins/resolve.js
index 1d971857c6..dee2eb1324 100644
--- a/packages/build/src/plugins/resolve.js
+++ b/packages/build/src/plugins/resolve.js
@@ -40,12 +40,10 @@ export const resolvePluginsPath = async function ({
     pluginsOptions.map((pluginOptions) => resolvePluginPath({ pluginOptions, buildDir, packagePath, autoPluginsDir })),
   )
   const pluginsOptionsB = await addPluginsNodeVersion({
-    featureFlags,
     pluginsOptions: pluginsOptionsA,
     nodePath,
     userNodeVersion,
     logs,
-    systemLog,
   })
 
   const pluginsOptionsC = await addPinnedVersions({ pluginsOptions: pluginsOptionsB, api, siteInfo, sendStatus })
diff --git a/packages/build/tests/blobs_upload/tests.js b/packages/build/tests/blobs_upload/tests.js
index d4d95d776a..5891c377ff 100644
--- a/packages/build/tests/blobs_upload/tests.js
+++ b/packages/build/tests/blobs_upload/tests.js
@@ -210,8 +210,8 @@ test.serial('Blobs upload step cancels deploy if blob metadata is malformed', as
   t.is(severityCode, 4)
 })
 
-// the monorepo works with pnpm which is not available on node 14 tests
-if (semver.gte(nodeVersion, '16.9.0')) {
+// the monorepo works with pnpm which is not always available
+if (semver.gte(nodeVersion, '18.19.0')) {
   test.serial('monorepo > blobs upload, uploads files to deploy store', async (t) => {
     const fixture = await new Fixture('./fixtures/monorepo').withCopyRoot({ git: false })
     const { success } = await fixture
diff --git a/packages/build/tests/core/snapshots/tests.js.md b/packages/build/tests/core/snapshots/tests.js.md
index f492542cc4..277f9bef75 100644
--- a/packages/build/tests/core/snapshots/tests.js.md
+++ b/packages/build/tests/core/snapshots/tests.js.md
@@ -1173,7 +1173,7 @@ Generated by [AVA](https://avajs.dev).
     > Warning: ./plugin.js will be executed with Node.js version 1.0.0␊
       The plugin cannot be executed with your defined Node.js version 1.0.0␊
     ␊
-      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-dropping-support-for-node-js-12/79421)␊
+      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-end-of-support-for-node-js-14-node-js-16/136405)␊
     ␊
     > Loading plugins␊
        - ./plugin.js@1.0.0 from netlify.toml␊
@@ -1232,7 +1232,7 @@ Generated by [AVA](https://avajs.dev).
     > Warning: netlify-plugin-test will be executed with Node.js version 1.0.0␊
       The plugin cannot be executed with your defined Node.js version 1.0.0␊
     ␊
-      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-dropping-support-for-node-js-12/79421)␊
+      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-end-of-support-for-node-js-14-node-js-16/136405)␊
     ␊
     > Loading plugins␊
        - netlify-plugin-test@1.0.0 from netlify.toml and package.json␊
diff --git a/packages/build/tests/core/snapshots/tests.js.snap b/packages/build/tests/core/snapshots/tests.js.snap
index dcdb301de0..aa1ca0226d 100644
Binary files a/packages/build/tests/core/snapshots/tests.js.snap and b/packages/build/tests/core/snapshots/tests.js.snap differ
diff --git a/packages/build/tests/edge_functions/tests.js b/packages/build/tests/edge_functions/tests.js
index fb15cdab26..673cc15855 100644
--- a/packages/build/tests/edge_functions/tests.js
+++ b/packages/build/tests/edge_functions/tests.js
@@ -1,12 +1,11 @@
 import { promises as fs } from 'fs'
 import { join } from 'path'
-import { platform, version as nodeVersion } from 'process'
+import { platform } from 'process'
 import { fileURLToPath } from 'url'
 
 import { Fixture, normalizeOutput } from '@netlify/testing'
 import test from 'ava'
 import { pathExists } from 'path-exists'
-import semver from 'semver'
 import tmp from 'tmp-promise'
 
 import { importJsonFile } from '../../lib/utils/json.js'
@@ -215,10 +214,31 @@ test.serial('cleans up the edge functions dist directory before bundling', async
   t.false(await pathExists(oldBundlePath))
 })
 
-// Targeting Node 16.7.0+ because these fixtures rely on `fs.cp()`.
-if (semver.gte(nodeVersion, '16.7.0')) {
-  test.serial('builds edge functions generated with the Frameworks API', async (t) => {
-    const output = await new Fixture('./fixtures/functions_user_framework')
+test.serial('builds edge functions generated with the Frameworks API', async (t) => {
+  const output = await new Fixture('./fixtures/functions_user_framework')
+    .withFlags({
+      debug: false,
+      mode: 'buildbot',
+    })
+    .runWithBuild()
+
+  t.snapshot(normalizeOutput(output))
+
+  const { routes } = await assertManifest(t, 'functions_user_framework')
+
+  t.is(routes.length, 1)
+  t.deepEqual(routes[0], {
+    function: 'function-2',
+    pattern: '^/framework(?:/(.*))/?$',
+    excluded_patterns: ['^/framework/skip_(.*)/?$'],
+    path: '/framework/*',
+  })
+})
+
+test.serial(
+  'builds both edge functions generated with the Frameworks API and the ones in the internal directory',
+  async (t) => {
+    const output = await new Fixture('./fixtures/functions_user_internal_framework')
       .withFlags({
         debug: false,
         mode: 'buildbot',
@@ -227,69 +247,45 @@ if (semver.gte(nodeVersion, '16.7.0')) {
 
     t.snapshot(normalizeOutput(output))
 
-    const { routes } = await assertManifest(t, 'functions_user_framework')
-
-    t.is(routes.length, 1)
-    t.deepEqual(routes[0], {
-      function: 'function-2',
-      pattern: '^/framework(?:/(.*))/?$',
-      excluded_patterns: ['^/framework/skip_(.*)/?$'],
-      path: '/framework/*',
-    })
-  })
-
-  test.serial(
-    'builds both edge functions generated with the Frameworks API and the ones in the internal directory',
-    async (t) => {
-      const output = await new Fixture('./fixtures/functions_user_internal_framework')
-        .withFlags({
-          debug: false,
-          mode: 'buildbot',
-        })
-        .runWithBuild()
-
-      t.snapshot(normalizeOutput(output))
-
-      const { routes } = await assertManifest(t, 'functions_user_internal_framework')
-
-      t.deepEqual(routes, [
-        {
-          function: 'frameworks-internal-conflict',
-          pattern: '^/frameworks-internal-conflict/frameworks/?$',
-          excluded_patterns: [],
-          path: '/frameworks-internal-conflict/frameworks',
-        },
-        {
-          function: 'function-3',
-          pattern: '^/internal(?:/(.*))/?$',
-          excluded_patterns: ['^/internal/skip_(.*)/?$'],
-          path: '/internal/*',
-        },
-        {
-          function: 'frameworks-user-conflict',
-          pattern: '^/frameworks-user-conflict/frameworks/?$',
-          excluded_patterns: [],
-          path: '/frameworks-user-conflict/frameworks',
-        },
-        {
-          function: 'function-2',
-          pattern: '^/framework(?:/(.*))/?$',
-          excluded_patterns: ['^/framework/skip_(.*)/?$'],
-          path: '/framework/*',
-        },
-        {
-          function: 'frameworks-user-conflict',
-          pattern: '^/frameworks-user-conflict/user/?$',
-          excluded_patterns: [],
-          path: '/frameworks-user-conflict/user',
-        },
-        {
-          function: 'function-1',
-          pattern: '^/user/?$',
-          excluded_patterns: [],
-          path: '/user',
-        },
-      ])
-    },
-  )
-}
+    const { routes } = await assertManifest(t, 'functions_user_internal_framework')
+
+    t.deepEqual(routes, [
+      {
+        function: 'frameworks-internal-conflict',
+        pattern: '^/frameworks-internal-conflict/frameworks/?$',
+        excluded_patterns: [],
+        path: '/frameworks-internal-conflict/frameworks',
+      },
+      {
+        function: 'function-3',
+        pattern: '^/internal(?:/(.*))/?$',
+        excluded_patterns: ['^/internal/skip_(.*)/?$'],
+        path: '/internal/*',
+      },
+      {
+        function: 'frameworks-user-conflict',
+        pattern: '^/frameworks-user-conflict/frameworks/?$',
+        excluded_patterns: [],
+        path: '/frameworks-user-conflict/frameworks',
+      },
+      {
+        function: 'function-2',
+        pattern: '^/framework(?:/(.*))/?$',
+        excluded_patterns: ['^/framework/skip_(.*)/?$'],
+        path: '/framework/*',
+      },
+      {
+        function: 'frameworks-user-conflict',
+        pattern: '^/frameworks-user-conflict/user/?$',
+        excluded_patterns: [],
+        path: '/frameworks-user-conflict/user',
+      },
+      {
+        function: 'function-1',
+        pattern: '^/user/?$',
+        excluded_patterns: [],
+        path: '/user',
+      },
+    ])
+  },
+)
diff --git a/packages/build/tests/frameworks_api/tests.js b/packages/build/tests/frameworks_api/tests.js
index 36d4e9e623..3a3108001b 100644
--- a/packages/build/tests/frameworks_api/tests.js
+++ b/packages/build/tests/frameworks_api/tests.js
@@ -95,8 +95,8 @@ test('Loads configuration data that has been generated by the build command usin
   }
 })
 
-// pnpm is not available in Node 14.
-if (semver.gte(nodeVersion, '16.9.0')) {
+// the monorepo works with pnpm which is not always available
+if (semver.gte(nodeVersion, '18.19.0')) {
   test('In a monorepo setup, loads package-specific configuration data', async (t) => {
     const fixture = await new Fixture('./fixtures/monorepo').withCopyRoot({ git: false })
     const { success, netlifyConfig } = await fixture
diff --git a/packages/build/tests/functions/tests.js b/packages/build/tests/functions/tests.js
index e83549e9ba..57f86829ed 100644
--- a/packages/build/tests/functions/tests.js
+++ b/packages/build/tests/functions/tests.js
@@ -121,55 +121,52 @@ test('Functions: cleanup is only triggered when there are internal functions', a
   t.false(output.includes('Cleaning up leftover files from previous builds'))
 })
 
-// Targeting Node 16.7.0+ because these fixtures rely on `fs.cp()`.
-if (semver.gte(nodeVersion, '16.7.0')) {
-  test('Functions: loads functions generated with the Frameworks API', async (t) => {
-    const fixture = await new Fixture('./fixtures/functions_user_and_frameworks')
-      .withFlags({ debug: false })
-      .withCopyRoot()
+test('Functions: loads functions generated with the Frameworks API', async (t) => {
+  const fixture = await new Fixture('./fixtures/functions_user_and_frameworks')
+    .withFlags({ debug: false })
+    .withCopyRoot()
 
-    const output = await fixture.runWithBuild()
-    const functionsDist = await readdir(resolve(fixture.repositoryRoot, '.netlify/functions'))
+  const output = await fixture.runWithBuild()
+  const functionsDist = await readdir(resolve(fixture.repositoryRoot, '.netlify/functions'))
 
-    t.true(functionsDist.includes('manifest.json'))
-    t.true(functionsDist.includes('server.zip'))
-    t.true(functionsDist.includes('user.zip'))
+  t.true(functionsDist.includes('manifest.json'))
+  t.true(functionsDist.includes('server.zip'))
+  t.true(functionsDist.includes('user.zip'))
 
-    t.snapshot(normalizeOutput(output))
-  })
+  t.snapshot(normalizeOutput(output))
+})
 
-  test('Functions: loads functions from the `.netlify/functions-internal` directory and the Frameworks API', async (t) => {
-    const fixture = await new Fixture('./fixtures/functions_user_internal_and_frameworks')
-      .withFlags({ debug: false })
-      .withCopyRoot()
+test('Functions: loads functions from the `.netlify/functions-internal` directory and the Frameworks API', async (t) => {
+  const fixture = await new Fixture('./fixtures/functions_user_internal_and_frameworks')
+    .withFlags({ debug: false })
+    .withCopyRoot()
 
-    const output = await fixture.runWithBuild()
-    const functionsDist = await readdir(resolve(fixture.repositoryRoot, '.netlify/functions'))
+  const output = await fixture.runWithBuild()
+  const functionsDist = await readdir(resolve(fixture.repositoryRoot, '.netlify/functions'))
 
-    t.true(functionsDist.includes('manifest.json'))
-    t.true(functionsDist.includes('server.zip'))
-    t.true(functionsDist.includes('user.zip'))
-    t.true(functionsDist.includes('server-internal.zip'))
+  t.true(functionsDist.includes('manifest.json'))
+  t.true(functionsDist.includes('server.zip'))
+  t.true(functionsDist.includes('user.zip'))
+  t.true(functionsDist.includes('server-internal.zip'))
 
-    const manifest = await readFile(resolve(fixture.repositoryRoot, '.netlify/functions/manifest.json'), 'utf8')
-    const { functions } = JSON.parse(manifest)
+  const manifest = await readFile(resolve(fixture.repositoryRoot, '.netlify/functions/manifest.json'), 'utf8')
+  const { functions } = JSON.parse(manifest)
 
-    t.is(functions.length, 5)
+  t.is(functions.length, 5)
 
-    // The Frameworks API takes precedence over the legacy internal directory.
-    const frameworksInternalConflict = functions.find(({ name }) => name === 'frameworks-internal-conflict')
-    t.is(frameworksInternalConflict.routes[0].pattern, '/frameworks-internal-conflict/frameworks')
+  // The Frameworks API takes precedence over the legacy internal directory.
+  const frameworksInternalConflict = functions.find(({ name }) => name === 'frameworks-internal-conflict')
+  t.is(frameworksInternalConflict.routes[0].pattern, '/frameworks-internal-conflict/frameworks')
 
-    // User code takes precedence over the Frameworks API.
-    const frameworksUserConflict = functions.find(({ name }) => name === 'frameworks-user-conflict')
-    t.is(frameworksUserConflict.routes[0].pattern, '/frameworks-user-conflict/user')
+  // User code takes precedence over the Frameworks API.
+  const frameworksUserConflict = functions.find(({ name }) => name === 'frameworks-user-conflict')
+  t.is(frameworksUserConflict.routes[0].pattern, '/frameworks-user-conflict/user')
 
-    t.snapshot(normalizeOutput(output))
-  })
-}
+  t.snapshot(normalizeOutput(output))
+})
 
-// pnpm is not available in Node 14.
-if (semver.gte(nodeVersion, '16.9.0')) {
+// the monorepo works with pnpm which is not always available
+if (semver.gte(nodeVersion, '18.19.0')) {
   test('Functions: loads functions generated with the Frameworks API in a monorepo setup', async (t) => {
     const fixture = await new Fixture('./fixtures/functions_monorepo').withCopyRoot({ git: false })
     const app1 = await fixture
diff --git a/packages/build/tests/plugins/fixtures/engines/package.json b/packages/build/tests/plugins/fixtures/engines/package.json
index 2592b5e111..8aa0c5ab3f 100644
--- a/packages/build/tests/plugins/fixtures/engines/package.json
+++ b/packages/build/tests/plugins/fixtures/engines/package.json
@@ -6,6 +6,6 @@
   "license": "MIT",
   "repository": "test",
   "engines": {
-    "node": ">=18.0.0"
+    "node": ">=99.0.0"
   }
 }
diff --git a/packages/build/tests/plugins/fixtures/version_greater_than_minimum/package.json b/packages/build/tests/plugins/fixtures/version_greater_than_minimum/package.json
index 9ecce58068..7625bb67ef 100644
--- a/packages/build/tests/plugins/fixtures/version_greater_than_minimum/package.json
+++ b/packages/build/tests/plugins/fixtures/version_greater_than_minimum/package.json
@@ -6,6 +6,6 @@
   "license": "MIT",
   "repository": "test",
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/build/tests/plugins/snapshots/tests.js.md b/packages/build/tests/plugins/snapshots/tests.js.md
index b3215f627a..1e7a15a797 100644
--- a/packages/build/tests/plugins/snapshots/tests.js.md
+++ b/packages/build/tests/plugins/snapshots/tests.js.md
@@ -870,7 +870,7 @@ Generated by [AVA](https://avajs.dev).
     > Warning: ./plugin.js will be executed with Node.js version 1.0.0␊
       The plugin cannot be executed with your defined Node.js version 1.0.0␊
     ␊
-      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-dropping-support-for-node-js-12/79421)␊
+      Read more about our minimum required version in our forums announcement (https://answers.netlify.com/t/build-plugins-end-of-support-for-node-js-14-node-js-16/136405)␊
     ␊
     > Loading plugins␊
        - ./plugin.js@1.0.0 from netlify.toml␊
diff --git a/packages/build/tests/plugins/snapshots/tests.js.snap b/packages/build/tests/plugins/snapshots/tests.js.snap
index cf15bdff62..2aa6b35155 100644
Binary files a/packages/build/tests/plugins/snapshots/tests.js.snap and b/packages/build/tests/plugins/snapshots/tests.js.snap differ
diff --git a/packages/build/tests/plugins/tests.js b/packages/build/tests/plugins/tests.js
index 2cccf82df1..efb481bae9 100644
--- a/packages/build/tests/plugins/tests.js
+++ b/packages/build/tests/plugins/tests.js
@@ -111,22 +111,14 @@ test('Validate --node-path unsupported version does not fail when no plugins are
 })
 
 test('Validate --node-path version is supported by the plugin', async (t) => {
-  const systemLog = await tmp.file()
-
   const nodePath = getNodePath('16.14.0')
   const output = await new Fixture('./fixtures/engines')
     .withFlags({
       nodePath,
-      featureFlags: { build_warn_upcoming_system_version_change: true },
-      systemLogFile: systemLog.fd,
       debug: false,
     })
     .runWithBuild()
   t.true(normalizeOutput(output).includes('The Node.js version is 1.0.0 but the plugin "./plugin.js" requires >=1.0.0'))
-  const systemLogContents = await fs.readFile(systemLog.path, 'utf8')
-  await systemLog.cleanup()
-
-  t.true(systemLogContents.includes('plugin "./plugin.js" node support range includes v22'))
 })
 
 test('Validate --node-path exists', async (t) => {
diff --git a/packages/cache-utils/package.json b/packages/cache-utils/package.json
index 7f11877f93..8b0ec8f289 100644
--- a/packages/cache-utils/package.json
+++ b/packages/cache-utils/package.json
@@ -66,6 +66,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/config/package.json b/packages/config/package.json
index 0b6aa2d129..73fe173493 100644
--- a/packages/config/package.json
+++ b/packages/config/package.json
@@ -93,6 +93,6 @@
     "typescript": "^5.0.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/edge-bundler/package.json b/packages/edge-bundler/package.json
index 028fbcd1be..e6a931d3bd 100644
--- a/packages/edge-bundler/package.json
+++ b/packages/edge-bundler/package.json
@@ -54,7 +54,7 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "dependencies": {
     "@import-maps/resolve": "^1.0.1",
diff --git a/packages/framework-info/package.json b/packages/framework-info/package.json
index e0da4e5c78..3be787ec28 100644
--- a/packages/framework-info/package.json
+++ b/packages/framework-info/package.json
@@ -81,7 +81,7 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.14.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "ava": {
     "verbose": true,
diff --git a/packages/functions-utils/package.json b/packages/functions-utils/package.json
index d7dffd9e8d..b38492bcf4 100644
--- a/packages/functions-utils/package.json
+++ b/packages/functions-utils/package.json
@@ -62,6 +62,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/git-utils/package.json b/packages/git-utils/package.json
index 2193a8c965..87ce6f9fb1 100644
--- a/packages/git-utils/package.json
+++ b/packages/git-utils/package.json
@@ -62,6 +62,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/headers-parser/package.json b/packages/headers-parser/package.json
index ad6128af2e..32506539ee 100644
--- a/packages/headers-parser/package.json
+++ b/packages/headers-parser/package.json
@@ -21,7 +21,7 @@
     "netlify"
   ],
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "author": "Netlify",
   "license": "MIT",
diff --git a/packages/js-client/package.json b/packages/js-client/package.json
index 30da7ce205..96d930e20d 100644
--- a/packages/js-client/package.json
+++ b/packages/js-client/package.json
@@ -60,6 +60,6 @@
     "uuid": "^9.0.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/nock-udp/package.json b/packages/nock-udp/package.json
index 076e8f4fb2..f5ce608e01 100644
--- a/packages/nock-udp/package.json
+++ b/packages/nock-udp/package.json
@@ -33,6 +33,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/opentelemetry-sdk-setup/package.json b/packages/opentelemetry-sdk-setup/package.json
index 25d42c75cd..1b9eccb515 100644
--- a/packages/opentelemetry-sdk-setup/package.json
+++ b/packages/opentelemetry-sdk-setup/package.json
@@ -50,6 +50,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": ">=18.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/opentelemetry-utils/package.json b/packages/opentelemetry-utils/package.json
index bfb02c1d67..f2905e996c 100644
--- a/packages/opentelemetry-utils/package.json
+++ b/packages/opentelemetry-utils/package.json
@@ -41,6 +41,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": ">=18.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/redirect-parser/package.json b/packages/redirect-parser/package.json
index cd46f1d12f..3285dc4ca2 100644
--- a/packages/redirect-parser/package.json
+++ b/packages/redirect-parser/package.json
@@ -21,7 +21,7 @@
     "netlify"
   ],
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "author": "Netlify",
   "license": "MIT",
diff --git a/packages/run-utils/package.json b/packages/run-utils/package.json
index 91d5971b1f..4e743350d1 100644
--- a/packages/run-utils/package.json
+++ b/packages/run-utils/package.json
@@ -59,6 +59,6 @@
     "vitest": "^0.34.0"
   },
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }
diff --git a/packages/testing/package.json b/packages/testing/package.json
index 9eb01cb345..39b5bd5a3c 100644
--- a/packages/testing/package.json
+++ b/packages/testing/package.json
@@ -9,7 +9,7 @@
     "lib/**"
   ],
   "engines": {
-    "node": "^14.16.0 || >=16.0.0"
+    "node": ">=18.14.0"
   },
   "scripts": {
     "prebuild": "rm -rf lib",
diff --git a/packages/zip-it-and-ship-it/package.json b/packages/zip-it-and-ship-it/package.json
index fffa6cb43c..280af08e20 100644
--- a/packages/zip-it-and-ship-it/package.json
+++ b/packages/zip-it-and-ship-it/package.json
@@ -100,6 +100,6 @@
     "vitest": "0.34.6"
   },
   "engines": {
-    "node": "^14.18.0 || >=16.0.0"
+    "node": ">=18.14.0"
   }
 }