diff --git a/Libraries/Blob/React-RCTBlob.podspec b/Libraries/Blob/React-RCTBlob.podspec
index a4606fe2f06ee6..30cf7e14171060 100644
--- a/Libraries/Blob/React-RCTBlob.podspec
+++ b/Libraries/Blob/React-RCTBlob.podspec
@@ -42,7 +42,6 @@ Pod::Spec.new do |s|
   s.dependency "React-Codegen", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTBlobHeaders", version
   s.dependency "React-Core/RCTWebSocket", version
   s.dependency "React-RCTNetwork", version
diff --git a/Libraries/Image/React-RCTImage.podspec b/Libraries/Image/React-RCTImage.podspec
index 283f0994d5a36c..614245a225300d 100644
--- a/Libraries/Image/React-RCTImage.podspec
+++ b/Libraries/Image/React-RCTImage.podspec
@@ -44,7 +44,6 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTImageHeaders", version
   s.dependency "React-RCTNetwork", version
 end
diff --git a/Libraries/LinkingIOS/React-RCTLinking.podspec b/Libraries/LinkingIOS/React-RCTLinking.podspec
index d81a27204a1b12..1def01915d53d2 100644
--- a/Libraries/LinkingIOS/React-RCTLinking.podspec
+++ b/Libraries/LinkingIOS/React-RCTLinking.podspec
@@ -43,5 +43,4 @@ Pod::Spec.new do |s|
   s.dependency "React-Core/RCTLinkingHeaders", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/Libraries/NativeAnimation/React-RCTAnimation.podspec b/Libraries/NativeAnimation/React-RCTAnimation.podspec
index b8122e7844b1c6..2a15aed44359b7 100644
--- a/Libraries/NativeAnimation/React-RCTAnimation.podspec
+++ b/Libraries/NativeAnimation/React-RCTAnimation.podspec
@@ -43,6 +43,5 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTAnimationHeaders", version
 end
diff --git a/Libraries/Network/React-RCTNetwork.podspec b/Libraries/Network/React-RCTNetwork.podspec
index b1618e3c487788..c0bd78a8cfb8e3 100644
--- a/Libraries/Network/React-RCTNetwork.podspec
+++ b/Libraries/Network/React-RCTNetwork.podspec
@@ -44,6 +44,5 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTNetworkHeaders", version
 end
diff --git a/Libraries/PushNotificationIOS/React-RCTPushNotification.podspec b/Libraries/PushNotificationIOS/React-RCTPushNotification.podspec
index 01f9a21b8bce8d..4d410d7fdc5176 100644
--- a/Libraries/PushNotificationIOS/React-RCTPushNotification.podspec
+++ b/Libraries/PushNotificationIOS/React-RCTPushNotification.podspec
@@ -45,5 +45,4 @@ Pod::Spec.new do |s|
   s.dependency "React-Core/RCTPushNotificationHeaders", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/Libraries/Settings/React-RCTSettings.podspec b/Libraries/Settings/React-RCTSettings.podspec
index bc5f3bd3ff8456..11770ad527e999 100644
--- a/Libraries/Settings/React-RCTSettings.podspec
+++ b/Libraries/Settings/React-RCTSettings.podspec
@@ -44,6 +44,5 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTSettingsHeaders", version
 end
diff --git a/Libraries/Vibration/React-RCTVibration.podspec b/Libraries/Vibration/React-RCTVibration.podspec
index 577d03e4ad7465..28dcce4487b89a 100644
--- a/Libraries/Vibration/React-RCTVibration.podspec
+++ b/Libraries/Vibration/React-RCTVibration.podspec
@@ -44,6 +44,5 @@ Pod::Spec.new do |s|
   s.dependency "React-Codegen", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-Core/RCTVibrationHeaders", version
 end
diff --git a/React-Core.podspec b/React-Core.podspec
index 6997029a839b2e..7be727f36705bc 100644
--- a/React-Core.podspec
+++ b/React-Core.podspec
@@ -111,7 +111,6 @@ Pod::Spec.new do |s|
   s.dependency "React-cxxreact", version
   s.dependency "React-perflogger", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-jsiexecutor", version
   s.dependency "Yoga"
   s.dependency "glog"
diff --git a/React/CoreModules/React-CoreModules.podspec b/React/CoreModules/React-CoreModules.podspec
index e4b5a32085426f..a4a605aaf01257 100644
--- a/React/CoreModules/React-CoreModules.podspec
+++ b/React/CoreModules/React-CoreModules.podspec
@@ -44,5 +44,4 @@ Pod::Spec.new do |s|
   s.dependency "React-RCTImage", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/React/FBReactNativeSpec/FBReactNativeSpec.podspec b/React/FBReactNativeSpec/FBReactNativeSpec.podspec
index 26a2aafcab63c3..37f2a17d8dffb5 100644
--- a/React/FBReactNativeSpec/FBReactNativeSpec.podspec
+++ b/React/FBReactNativeSpec/FBReactNativeSpec.podspec
@@ -47,7 +47,6 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "React-Core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "ReactCommon/turbomodule/core", version
 
   use_react_native_codegen!(s, {
diff --git a/ReactCommon/React-Fabric.podspec b/ReactCommon/React-Fabric.podspec
index e89485ac991abd..c28eee60d06fbe 100644
--- a/ReactCommon/React-Fabric.podspec
+++ b/ReactCommon/React-Fabric.podspec
@@ -42,7 +42,6 @@ Pod::Spec.new do |s|
   s.dependency "RCTTypeSafety", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 
   s.subspec "animations" do |ss|
     ss.dependency             folly_dep_name, folly_version
diff --git a/ReactCommon/React-bridging.podspec b/ReactCommon/React-bridging.podspec
index 13d9bec09ffcfb..660d0efdd9deb5 100644
--- a/ReactCommon/React-bridging.podspec
+++ b/ReactCommon/React-bridging.podspec
@@ -40,5 +40,4 @@ Pod::Spec.new do |s|
 
   s.dependency "RCT-Folly", folly_version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/ReactCommon/ReactCommon.podspec b/ReactCommon/ReactCommon.podspec
index 538fc077f62004..4cd4f04e59c31a 100644
--- a/ReactCommon/ReactCommon.podspec
+++ b/ReactCommon/ReactCommon.podspec
@@ -46,7 +46,6 @@ Pod::Spec.new do |s|
     ss.dependency "React-Core", version
     ss.dependency "React-cxxreact", version
     ss.dependency "React-jsi", version
-    ss.dependency "React-jsc", version
     ss.dependency "RCT-Folly", folly_version
     s.dependency "React-logger", version
     ss.dependency "DoubleConversion"
diff --git a/ReactCommon/cxxreact/React-cxxreact.podspec b/ReactCommon/cxxreact/React-cxxreact.podspec
index d54906d0e1e512..c4498e9d3f1f80 100644
--- a/ReactCommon/cxxreact/React-cxxreact.podspec
+++ b/ReactCommon/cxxreact/React-cxxreact.podspec
@@ -45,6 +45,5 @@ Pod::Spec.new do |s|
   s.dependency "React-runtimeexecutor", version
   s.dependency "React-perflogger", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
   s.dependency "React-logger", version
 end
diff --git a/ReactCommon/hermes/React-hermes.podspec b/ReactCommon/hermes/React-hermes.podspec
index 51d717b2655135..0b6432596c828b 100644
--- a/ReactCommon/hermes/React-hermes.podspec
+++ b/ReactCommon/hermes/React-hermes.podspec
@@ -44,7 +44,7 @@ Pod::Spec.new do |s|
                              }.merge!(build_type == :debug ? { "GCC_PREPROCESSOR_DEFINITIONS" => "HERMES_ENABLE_DEBUGGER=1" } : {})
   s.header_dir             = "reacthermes"
   s.dependency "React-cxxreact", version
-  s.dependency "React-jsi", version
+  s.dependency "React-jsidynamic", version
   s.dependency "React-jsiexecutor", version
   s.dependency "React-jsinspector", version
   s.dependency "React-perflogger", version
diff --git a/ReactCommon/jsi/React-jsc.podspec b/ReactCommon/jsi/React-jsc.podspec
index ed6e923bfae6c7..ce59f0e69e6ac9 100644
--- a/ReactCommon/jsi/React-jsc.podspec
+++ b/ReactCommon/jsi/React-jsc.podspec
@@ -29,7 +29,6 @@ Pod::Spec.new do |s|
   s.exclude_files          = "**/test/*"
   s.framework              = "JavaScriptCore"
   s.dependency "React-jsi", version
-
   s.default_subspec        = "Default"
 
   s.subspec "Default" do
diff --git a/ReactCommon/jsi/React-jsi.podspec b/ReactCommon/jsi/React-jsi.podspec
index 96465cfa4d205e..ac21bada4f44b2 100644
--- a/ReactCommon/jsi/React-jsi.podspec
+++ b/ReactCommon/jsi/React-jsi.podspec
@@ -5,6 +5,10 @@
 
 require "json"
 
+js_engine = ENV['USE_HERMES'] == "0" ?
+  :jsc :
+  :hermes
+
 package = JSON.parse(File.read(File.join(__dir__, "..", "..", "package.json")))
 version = package['version']
 
@@ -25,12 +29,19 @@ Pod::Spec.new do |s|
   s.author                 = "Facebook, Inc. and its affiliates"
   s.platforms              = { :ios => "12.4" }
   s.source                 = source
-  s.source_files           = "jsi/*.{cpp,h}"
-  s.exclude_files          = [
-                               "jsi/JSIDynamic.{h,cpp}",
-                               "jsi/jsilib-posix.cpp",
-                               "jsi/jsilib-windows.cpp",
-                               "**/test/*"
-                             ]
-  s.header_dir             = "jsi"
+
+  if js_engine == :jsc
+    s.source_files  = "**/*.{cpp,h}"
+    s.exclude_files = [
+                        "jsi/JSIDynamic.{h,cpp}",
+                        "jsi/jsilib-posix.cpp",
+                        "jsi/jsilib-windows.cpp",
+                        "**/test/*"
+                      ]
+    s.header_dir    = "jsi"
+  elsif js_engine == :hermes
+    # JSI is provided by hermes-engine when Hermes is enabled
+    s.source_files = ""
+    s.dependency "hermes-engine"
+  end
 end
diff --git a/ReactCommon/jsi/React-jsidynamic.podspec b/ReactCommon/jsi/React-jsidynamic.podspec
index 7e43baacfc7a6e..831c6b010fc461 100644
--- a/ReactCommon/jsi/React-jsidynamic.podspec
+++ b/ReactCommon/jsi/React-jsidynamic.podspec
@@ -39,5 +39,4 @@ Pod::Spec.new do |s|
   s.dependency "RCT-Folly", folly_version
   s.dependency "glog"
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/ReactCommon/runtimeexecutor/React-runtimeexecutor.podspec b/ReactCommon/runtimeexecutor/React-runtimeexecutor.podspec
index 09781b7d5a7e09..5cbadf30d531fe 100644
--- a/ReactCommon/runtimeexecutor/React-runtimeexecutor.podspec
+++ b/ReactCommon/runtimeexecutor/React-runtimeexecutor.podspec
@@ -33,5 +33,4 @@ Pod::Spec.new do |s|
   s.header_dir             = "ReactCommon"
 
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/packages/rn-tester/Podfile.lock b/packages/rn-tester/Podfile.lock
index dbe96b11d6d167..fedd81b021de81 100644
--- a/packages/rn-tester/Podfile.lock
+++ b/packages/rn-tester/Podfile.lock
@@ -122,6 +122,7 @@ PODS:
   - React-callinvoker (1000.0.0)
   - React-Codegen (1000.0.0):
     - FBReactNativeSpec (= 1000.0.0)
+    - hermes-engine (= 1000.0.0)
     - RCT-Folly (= 2021.07.22.00)
     - RCTRequired (= 1000.0.0)
     - RCTTypeSafety (= 1000.0.0)
@@ -615,26 +616,12 @@ PODS:
     - RCT-Folly (= 2021.07.22.00)
     - RCT-Folly/Futures (= 2021.07.22.00)
     - React-cxxreact (= 1000.0.0)
-    - React-jsi (= 1000.0.0)
+    - React-jsidynamic (= 1000.0.0)
     - React-jsiexecutor (= 1000.0.0)
     - React-jsinspector (= 1000.0.0)
     - React-perflogger (= 1000.0.0)
   - React-jsi (1000.0.0):
-    - boost (= 1.76.0)
-    - DoubleConversion
-    - glog
-    - RCT-Folly (= 2021.07.22.00)
-    - React-jsi/Default (= 1000.0.0)
-  - React-jsi/Default (1000.0.0):
-    - boost (= 1.76.0)
-    - DoubleConversion
-    - glog
-    - RCT-Folly (= 2021.07.22.00)
-  - React-jsi/Fabric (1000.0.0):
-    - boost (= 1.76.0)
-    - DoubleConversion
-    - glog
-    - RCT-Folly (= 2021.07.22.00)
+    - hermes-engine
   - React-jsidynamic (1000.0.0):
     - boost (= 1.76.0)
     - DoubleConversion
@@ -810,7 +797,6 @@ DEPENDENCIES:
   - React-graphics (from `../../ReactCommon/react/renderer/graphics`)
   - React-hermes (from `../../ReactCommon/hermes`)
   - React-jsi (from `../../ReactCommon/jsi`)
-  - React-jsi/Fabric (from `../../ReactCommon/jsi`)
   - React-jsidynamic (from `../../ReactCommon/jsi`)
   - React-jsiexecutor (from `../../ReactCommon/jsiexecutor`)
   - React-jsinspector (from `../../ReactCommon/jsinspector`)
@@ -959,7 +945,7 @@ SPEC CHECKSUMS:
   FlipperKit: cbdee19bdd4e7f05472a66ce290f1b729ba3cb86
   fmt: ff9d55029c625d3757ed641535fd4a75fedc7ce9
   glog: 04b94705f318337d7ead9e6d17c019bd9b1f6b1b
-  hermes-engine: 041c211d43030d9aeff8faa388c019d19e752172
+  hermes-engine: 2c30267d0c2771edc2d369ac694d45f1278ab08b
   libevent: 4049cae6c81cdb3654a443be001fb9bdceff7913
   OpenSSL-Universal: ebc357f1e6bc71fa463ccb2fe676756aff50e88c
   RCT-Folly: 0080d0a6ebf2577475bda044aa59e2ca1f909cda
@@ -968,14 +954,14 @@ SPEC CHECKSUMS:
   React: 8d809d414723bb5763093ddec7658066a21ccabc
   React-bridging: c8806159f8ef90f27443857eed1efdb8c85940e1
   React-callinvoker: 5f16202ad4e45f0607b1fae0f6955a8f7c87eef1
-  React-Codegen: 5adf19af97eb37a7d441c040521191e446255086
-  React-Core: ce4282fb714ffbe444b84d296d1728eaee4d0e9f
+  React-Codegen: d2434d5e4d238bceef25f40c4f58b199eb981ad0
+  React-Core: 3965263aa4b4e1ebf7b4fdb50d2f49ce7bf28f63
   React-CoreModules: 675170bccf156da3a3348e04e2036ce401b2010d
   React-cxxreact: 7276467c246302fedf598cc40d7003896ddb20ba
   React-Fabric: 141459e61c825acf02d26ece099acbd9cbd87b99
   React-graphics: 5ccc9cc0d91794fd42bc1c693e9aea207554bbef
-  React-hermes: 7b9306aee1d58ba030614e54eb8041056119430f
-  React-jsi: c2a71fdc55642893768c517199fb8a71805159dc
+  React-hermes: 0a5145bae4207edf0def8e28fbcb6a8fd6e806c2
+  React-jsi: c24dbcfdf7ea075138b73372387c7f17c0db56ef
   React-jsidynamic: 2b14ac1b6d3a1b7daa1e5a424b98de87da981698
   React-jsiexecutor: 14e899380e3fe9ca74c4e19727540a03e7574721
   React-jsinspector: 7733dd522d044aef87caa39f3eda77593358a7eb
@@ -983,7 +969,7 @@ SPEC CHECKSUMS:
   React-perflogger: c4fdd48988c2d3047186fc1bc1772d634cfca2ea
   React-RCTActionSheet: 166fd1df85ac10219466b45d12a5884d3eaceac1
   React-RCTAnimation: d6127046c6bb44bd3e67b7503c4ad7f91131b58e
-  React-RCTAppDelegate: 475ca9b80e26c1c4aed93ce04363092fa78cf788
+  React-RCTAppDelegate: e427b692bf829e40f9b318e2a29dca2ab5f36cf6
   React-RCTBlob: 68675c89ebe6edf310dddd0774ba07b685f090a9
   React-RCTFabric: a98a6effece6719669b8c6b4d2c33fb0edddc613
   React-RCTImage: 6de9f0f4402af859849e97cc73a56a52f400f4c9
diff --git a/packages/rn-tester/RCTTest/React-RCTTest.podspec b/packages/rn-tester/RCTTest/React-RCTTest.podspec
index 377754901b2cbf..f6836ca2fa1e2d 100644
--- a/packages/rn-tester/RCTTest/React-RCTTest.podspec
+++ b/packages/rn-tester/RCTTest/React-RCTTest.podspec
@@ -44,5 +44,4 @@ Pod::Spec.new do |s|
   s.dependency "React-CoreModules", version
   s.dependency "ReactCommon/turbomodule/core", version
   s.dependency "React-jsi", version
-  s.dependency "React-jsc", version
 end
diff --git a/scripts/cocoapods/__tests__/codegen_utils-test.rb b/scripts/cocoapods/__tests__/codegen_utils-test.rb
index 606020bd9b0e7b..69a5f8c2dc0b35 100644
--- a/scripts/cocoapods/__tests__/codegen_utils-test.rb
+++ b/scripts/cocoapods/__tests__/codegen_utils-test.rb
@@ -39,9 +39,9 @@ def teardown
         Dir.reset()
     end
 
-    # ================================== #
-    # Test - GenerateReactCodegenPodspec #
-    # ================================== #
+    # ================================== #
+    # Test - GenerateReactCodegenPodspec #
+    # ================================== #
 
     def testGenerateReactCodegenPodspec_whenItHasBeenAlreadyGenerated_doesNothing
         # Arrange
@@ -80,18 +80,19 @@ def testGenerateReactCodegenPodspec_whenItHasNotBeenAlreadyGenerated_generatesIt
         assert_true(CodegenUtils.react_codegen_podspec_generated)
     end
 
-    # ========================== #
-    # Test - GetReactCodegenSpec #
-    # ========================== #
+    # ========================== #
+    # Test - GetReactCodegenSpec #
+    # ========================== #
 
     def testGetReactCodegenSpec_whenFabricDisabledAndNoScriptPhases_generatesAPodspec
-        # Arrange
+        # Arrange
         File.files_to_read('package.json' => '{ "version": "99.98.97"}')
 
-        # Act
+        # Act
         podspec = CodegenUtils.new().get_react_codegen_spec(
             'package.json',
             :fabric_enabled => false,
+            :hermes_enabled => true,
             :script_phases => nil
         )
 
@@ -101,13 +102,14 @@ def testGetReactCodegenSpec_whenFabricDisabledAndNoScriptPhases_generatesAPodspe
     end
 
     def testGetReactCodegenSpec_whenFabricEnabledAndScriptPhases_generatesAPodspec
-        # Arrange
+        # Arrange
         File.files_to_read('package.json' => '{ "version": "99.98.97"}')
 
         # Act
         podspec = CodegenUtils.new().get_react_codegen_spec(
             'package.json',
             :fabric_enabled => true,
+            :hermes_enabled => true,
             :script_phases => "echo Test Script Phase"
         )
 
@@ -117,11 +119,11 @@ def testGetReactCodegenSpec_whenFabricEnabledAndScriptPhases_generatesAPodspec
     end
 
     # =============================== #
-    # Test - GetCodegenConfigFromFile #
-    # =============================== #
+    # Test - GetCodegenConfigFromFile #
+    # =============================== #
 
     def testGetCodegenConfigFromFile_whenFileDoesNotExists_returnEmpty
-        # Arrange
+        # Arrange
 
         # Act
         codegen = CodegenUtils.new().get_codegen_config_from_file('package.json', 'codegenConfig')
@@ -131,7 +133,7 @@ def testGetCodegenConfigFromFile_whenFileDoesNotExists_returnEmpty
     end
 
     def testGetCodegenConfigFromFile_whenFileExistsButHasNoKey_returnEmpty
-        # Arrange
+        # Arrange
         File.mocked_existing_files(['package.json'])
         File.files_to_read('package.json' => '{ "codegenConfig": {}}')
 
@@ -143,7 +145,7 @@ def testGetCodegenConfigFromFile_whenFileExistsButHasNoKey_returnEmpty
     end
 
     def testGetCodegenConfigFromFile_whenFileExistsAndHasKey_returnObject
-        # Arrange
+        # Arrange
         File.mocked_existing_files(['package.json'])
         File.files_to_read('package.json' => '{ "codegenConfig": {"name": "MySpec"}}')
 
@@ -217,7 +219,7 @@ def testGetListOfJSSpecs_whenDoesNotUsesLibraries_returnAListOfFiles
 
     # ================================== #
     # Test - GetReactCodegenScriptPhases #
-    # ================================== #
+    # ================================== #
 
     def testGetReactCodegenScriptPhases_whenAppPathNotDefined_abort
         # Arrange
@@ -370,9 +372,9 @@ def testUseReactCodegenDiscovery_whenParametersAreGood_executeCodegen
         ])
     end
 
-    # ============================= #
-    # Test - CleanUpCodegenFolder #
-    # ============================= #
+    # ============================= #
+    # Test - CleanUpCodegenFolder #
+    # ============================= #
 
     def testCleanUpCodegenFolder_whenCleanupDone_doNothing
         # Arrange
@@ -463,7 +465,7 @@ def get_podspec_no_fabric_no_script
             "RCTTypeSafety": ["99.98.97"],
             "React-Core": ["99.98.97"],
             "React-jsi": ["99.98.97"],
-            "React-jsc": ["99.98.97"],
+            "hermes-engine": ["99.98.97"],
             "ReactCommon/turbomodule/core": ["99.98.97"]
           }
         }
diff --git a/scripts/cocoapods/__tests__/jsengine-test.rb b/scripts/cocoapods/__tests__/jsengine-test.rb
index 51efcef5da565d..13ad540d5f25bf 100644
--- a/scripts/cocoapods/__tests__/jsengine-test.rb
+++ b/scripts/cocoapods/__tests__/jsengine-test.rb
@@ -98,7 +98,7 @@ def test_setupHermes_whenHermesScriptSucceeds_installsPods
             "returned by",
             "prepare-hermes-for-build",
         ])
-        assert_equal($podInvocationCount, 5)
+        assert_equal($podInvocationCount, 4)
         assert_equal($podInvocation["React-jsi"][:path], "../../ReactCommon/jsi")
         assert_equal($podInvocation["React-hermes"][:path], "../../ReactCommon/hermes")
         assert_equal($podInvocation["libevent"][:version], "~> 2.1.12")
@@ -113,10 +113,8 @@ def test_setupHermes_installsPods_installsFabricSubspecWhenFabricEnabled
         setup_hermes!(:react_native_path => @react_native_path, :fabric_enabled => fabric_enabled)
 
         # Assert
-        assert_equal($podInvocationCount, 6)
+        assert_equal($podInvocationCount, 4)
         assert_equal($podInvocation["React-jsi"][:path], "../../ReactCommon/jsi")
-        assert_equal($podInvocation["React-jsc"][:path], "../../ReactCommon/jsi")
-        assert_equal($podInvocation["React-jsc/Fabric"][:path], "../../ReactCommon/jsi")
         assert_equal($podInvocation["hermes-engine"][:podspec], "../../sdks/hermes/hermes-engine.podspec")
         assert_equal($podInvocation["React-hermes"][:path], "../../ReactCommon/hermes")
         assert_equal($podInvocation["libevent"][:version], "~> 2.1.12")
diff --git a/scripts/cocoapods/__tests__/test_utils/CodegenUtilsMock.rb b/scripts/cocoapods/__tests__/test_utils/CodegenUtilsMock.rb
index 8d9750157e2e84..d5d3f5b73bb653 100644
--- a/scripts/cocoapods/__tests__/test_utils/CodegenUtilsMock.rb
+++ b/scripts/cocoapods/__tests__/test_utils/CodegenUtilsMock.rb
@@ -66,7 +66,7 @@ def get_react_codegen_script_phases(
         return @react_codegen_script_phases
     end
 
-    def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fabric_enabled: false, script_phases: nil)
+    def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fabric_enabled: false, hermes_enabled: true, script_phases: nil)
         @get_react_codegen_spec_params.push({
             package_json_file: package_json_file,
             folly_version: folly_version,
@@ -88,6 +88,7 @@ def use_react_native_codegen_discovery!(
         app_path,
         react_native_path: "../node_modules/react-native",
         fabric_enabled: false,
+        hermes_enabled: true,
         config_file_dir: '',
         codegen_output_dir: 'build/generated/ios',
         config_key: 'codegenConfig',
diff --git a/scripts/cocoapods/codegen.rb b/scripts/cocoapods/codegen.rb
index fdf6a84bbbb985..f3c214de819360 100644
--- a/scripts/cocoapods/codegen.rb
+++ b/scripts/cocoapods/codegen.rb
@@ -73,6 +73,7 @@ def run_codegen!(
   disable_codegen: false,
   react_native_path: "../node_modules/react-native",
   fabric_enabled: false,
+  hermes_enabled: true,
   codegen_output_dir: 'build/generated/ios',
   config_key: 'codegenConfig',
   package_json_file: '~/app/package.json',
@@ -86,6 +87,7 @@ def run_codegen!(
       app_path,
       :react_native_path => react_native_path,
       :fabric_enabled => fabric_enabled,
+      :hermes_enabled => hermes_enabled,
       :config_file_dir => config_file_dir,
       :codegen_output_dir => codegen_output_dir,
       :config_key => config_key,
@@ -96,7 +98,8 @@ def run_codegen!(
     # This gets generated in use_react_native_codegen_discovery when codegen discovery is enabled.
     react_codegen_spec = codegen_utils.get_react_codegen_spec(
       package_json_file,
-      :fabric_enabled => fabric_enabled
+      :fabric_enabled => fabric_enabled,
+      :hermes_enabled => hermes_enabled
     )
     codegen_utils.generate_react_codegen_podspec!(react_codegen_spec, codegen_output_dir)
   end
diff --git a/scripts/cocoapods/codegen_utils.rb b/scripts/cocoapods/codegen_utils.rb
index c1548f90bfdeb4..608d9f210cfd4d 100644
--- a/scripts/cocoapods/codegen_utils.rb
+++ b/scripts/cocoapods/codegen_utils.rb
@@ -65,8 +65,9 @@ def generate_react_codegen_podspec!(spec, codegen_output_dir)
     # Parameters
     # - package_json_file: the path to the `package.json`, required to extract the proper React Native version
     # - fabric_enabled: whether fabric is enabled or not.
+    # - hermes_enabled: whether hermes is enabled or not.
     # - script_phases: whether we want to add some build script phases or not.
-    def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fabric_enabled: false, script_phases: nil)
+    def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fabric_enabled: false, hermes_enabled: true, script_phases: nil)
         package = JSON.parse(File.read(package_json_file))
         version = package['version']
 
@@ -104,7 +105,6 @@ def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fa
             "RCTTypeSafety": [version],
             "React-Core": [version],
             "React-jsi": [version],
-            "React-jsc": [version],
             "ReactCommon/turbomodule/core": [version]
           }
         }
@@ -116,6 +116,16 @@ def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fa
           });
         end
 
+        if hermes_enabled
+          spec[:'dependencies'].merge!({
+            'hermes-engine': [version],
+          });
+        else
+          spec[:'dependencies'].merge!({
+            'React-jsc': [version],
+          });
+        end
+
         if script_phases
           Pod::UI.puts "[Codegen] Adding script_phases to React-Codegen."
           spec[:'script_phases'] = script_phases
@@ -128,7 +138,7 @@ def get_react_codegen_spec(package_json_file, folly_version: '2021.07.22.00', fa
     #
     # Parameters
     # - config_path: a path to the configuration file
-    # - config_ket: the codegen configuration key
+    # - config_key: the codegen configuration key
     #
     # Returns: the list of dependencies as extracted from the package.json
     def get_codegen_config_from_file(config_path, config_key)
@@ -182,6 +192,7 @@ def get_list_of_js_specs(app_codegen_config, app_path)
     def get_react_codegen_script_phases(
       app_path,
       fabric_enabled: false,
+      hermes_enabled: false,
       config_file_dir: '',
       react_native_path: "../node_modules/react-native",
       config_key: 'codegenConfig',
@@ -230,6 +241,7 @@ def use_react_native_codegen_discovery!(
       app_path,
       react_native_path: "../node_modules/react-native",
       fabric_enabled: false,
+      hermes_enabled: true,
       config_file_dir: '',
       codegen_output_dir: 'build/generated/ios',
       config_key: 'codegenConfig',
@@ -264,6 +276,7 @@ def use_react_native_codegen_discovery!(
         File.join(react_native_path, "package.json"),
         :folly_version => folly_version,
         :fabric_enabled => fabric_enabled,
+        :hermes_enabled => hermes_enabled,
         :script_phases => script_phases
       )
       codegen_utils.generate_react_codegen_podspec!(react_codegen_spec, codegen_output_dir)
diff --git a/scripts/cocoapods/jsengine.rb b/scripts/cocoapods/jsengine.rb
index a07ff842806c5d..8ec69c59f0bafd 100644
--- a/scripts/cocoapods/jsengine.rb
+++ b/scripts/cocoapods/jsengine.rb
@@ -30,10 +30,6 @@ def setup_hermes!(react_native_path: "../node_modules/react-native", fabric_enab
     abort unless prep_status == 0
 
     pod 'React-jsi', :path => "#{react_native_path}/ReactCommon/jsi"
-    pod 'React-jsc', :path => "#{react_native_path}/ReactCommon/jsi"
-    if fabric_enabled
-        pod 'React-jsc/Fabric', :path => "#{react_native_path}/ReactCommon/jsi"
-    end
     pod 'hermes-engine', :podspec => "#{react_native_path}/sdks/hermes/hermes-engine.podspec"
     pod 'React-hermes', :path => "#{react_native_path}/ReactCommon/hermes"
     pod 'libevent', '~> 2.1.12'
diff --git a/scripts/react_native_pods.rb b/scripts/react_native_pods.rb
index 995b6ca3e636e4..73b44c12bab708 100644
--- a/scripts/react_native_pods.rb
+++ b/scripts/react_native_pods.rb
@@ -124,6 +124,7 @@ def use_react_native! (
     :disable_codegen => ENV['DISABLE_CODEGEN'] == '1',
     :react_native_path => prefix,
     :fabric_enabled => fabric_enabled,
+    :hermes_enabled => hermes_enabled,
     :codegen_output_dir => $CODEGEN_OUTPUT_DIR,
     :package_json_file => File.join(__dir__, "..", "package.json"),
     :folly_version => $FOLLY_VERSION
diff --git a/sdks/hermes-engine/hermes-engine.podspec b/sdks/hermes-engine/hermes-engine.podspec
index b2e7b238667585..c78269f2a75a4e 100644
--- a/sdks/hermes-engine/hermes-engine.podspec
+++ b/sdks/hermes-engine/hermes-engine.podspec
@@ -62,6 +62,10 @@ Pod::Spec.new do |spec|
 
   spec.preserve_paths      = ["destroot/bin/*"].concat(build_type == :debug ? ["**/*.{h,c,cpp}"] : [])
   spec.source_files        = "destroot/include/**/*.h"
+  spec.exclude_files       = [
+                               "destroot/include/jsi/jsi/JSIDynamic.{h,cpp}",
+                               "destroot/include/jsi/jsi/jsilib-*.{h,cpp}",
+                             ]
   spec.header_mappings_dir = "destroot/include"
 
   spec.ios.vendored_frameworks = "destroot/Library/Frameworks/universal/hermes.xcframework"