diff --git a/.licenserc.yaml b/.licenserc.yaml
index 9f2f0823e44..fed8faf136e 100644
--- a/.licenserc.yaml
+++ b/.licenserc.yaml
@@ -25,3 +25,4 @@ header:
     - '.gitignore'
     - '.licenserc.yaml'
     - 'frontend/.yarn/**'
+    - 'amber/src/main/python/proto/**'
diff --git a/amber/requirements.txt b/amber/requirements.txt
index 02aacdc7aa4..e0eea88b44a 100644
--- a/amber/requirements.txt
+++ b/amber/requirements.txt
@@ -25,7 +25,7 @@ pyarrow==21.0.0
 pytest==7.4.0
 python-dateutil==2.8.2
 pytest-timeout==2.2.0
-protobuf==3.20.3
+protobuf==4.25.8
 betterproto==2.0.0b7
 typing==3.7.4.3
 pampy==0.3.0
diff --git a/amber/src/main/python/proto/__init__.py b/amber/src/main/python/proto/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/__init__.py
+++ b/amber/src/main/python/proto/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/__init__.py b/amber/src/main/python/proto/org/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/__init__.py
+++ b/amber/src/main/python/proto/org/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/__init__.py b/amber/src/main/python/proto/org/apache/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/apache/__init__.py
+++ b/amber/src/main/python/proto/org/apache/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/texera/__init__.py b/amber/src/main/python/proto/org/apache/texera/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/apache/texera/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/core/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/core/__init__.py
index e6881ed2bd9..35975bc0e6c 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/core/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/core/__init__.py
@@ -1,22 +1,5 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: org/apache/amber/core/executor.proto, org/apache/amber/core/virtualidentity.proto, org/apache/amber/core/workflow.proto, org/apache/amber/core/workflowruntimestate.proto
+# sources: org/apache/texera/amber/core/executor.proto, org/apache/texera/amber/core/virtualidentity.proto, org/apache/texera/amber/core/workflow.proto, org/apache/texera/amber/core/workflowruntimestate.proto
 # plugin: python-betterproto
 # This file has been @generated
 
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/__init__.py
index 13a83393a91..e69de29bb2d 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/__init__.py
@@ -1,16 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/rpc/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/rpc/__init__.py
index 1fc9bf2b5bb..ea6ddc5e43f 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/rpc/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/rpc/__init__.py
@@ -1,22 +1,5 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: org/apache/amber/engine/architecture/rpc/controlcommands.proto, org/apache/amber/engine/architecture/rpc/controllerservice.proto, org/apache/amber/engine/architecture/rpc/controlreturns.proto, org/apache/amber/engine/architecture/rpc/testerservice.proto, org/apache/amber/engine/architecture/rpc/workerservice.proto
+# sources: org/apache/texera/amber/engine/architecture/rpc/controlcommands.proto, org/apache/texera/amber/engine/architecture/rpc/controllerservice.proto, org/apache/texera/amber/engine/architecture/rpc/controlreturns.proto, org/apache/texera/amber/engine/architecture/rpc/testerservice.proto, org/apache/texera/amber/engine/architecture/rpc/workerservice.proto
 # plugin: python-betterproto
 # This file has been @generated
 
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/sendsemantics/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/sendsemantics/__init__.py
index b8bb7d2fef4..94ed31cce3f 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/sendsemantics/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/sendsemantics/__init__.py
@@ -1,22 +1,5 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: org/apache/amber/engine/architecture/sendsemantics/partitionings.proto
+# sources: org/apache/texera/amber/engine/architecture/sendsemantics/partitionings.proto
 # plugin: python-betterproto
 # This file has been @generated
 
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/worker/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/worker/__init__.py
index 9c39ccd1739..072e7c8ce65 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/worker/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/architecture/worker/__init__.py
@@ -1,22 +1,5 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: org/apache/amber/engine/architecture/worker/statistics.proto
+# sources: org/apache/texera/amber/engine/architecture/worker/statistics.proto
 # plugin: python-betterproto
 # This file has been @generated
 
diff --git a/amber/src/main/python/proto/org/apache/texera/amber/engine/common/__init__.py b/amber/src/main/python/proto/org/apache/texera/amber/engine/common/__init__.py
index 35f2958c50a..55c789aa395 100644
--- a/amber/src/main/python/proto/org/apache/texera/amber/engine/common/__init__.py
+++ b/amber/src/main/python/proto/org/apache/texera/amber/engine/common/__init__.py
@@ -1,22 +1,5 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: org/apache/amber/engine/common/actormessage.proto, org/apache/amber/engine/common/ambermessage.proto, org/apache/amber/engine/common/executionruntimestate.proto
+# sources: org/apache/texera/amber/engine/common/actormessage.proto, org/apache/texera/amber/engine/common/ambermessage.proto, org/apache/texera/amber/engine/common/executionruntimestate.proto
 # plugin: python-betterproto
 # This file has been @generated
 
diff --git a/amber/src/main/python/proto/scalapb/__init__.py b/amber/src/main/python/proto/scalapb/__init__.py
index 153dd1b07aa..49c713815a5 100644
--- a/amber/src/main/python/proto/scalapb/__init__.py
+++ b/amber/src/main/python/proto/scalapb/__init__.py
@@ -1,20 +1,3 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # sources: scalapb/scalapb.proto
 # plugin: python-betterproto
diff --git a/bin/python-proto-gen.sh b/bin/python-proto-gen.sh
index c049fcbbfc2..0faf33eb9b7 100755
--- a/bin/python-proto-gen.sh
+++ b/bin/python-proto-gen.sh
@@ -23,7 +23,7 @@ AMBER_DIR="$TEXERA_HOME/amber"
 PYAMBER_DIR="$AMBER_DIR/src/main/python"
 PROTOBUF_AMBER_DIR="$AMBER_DIR/src/main/protobuf"
 
-CORE_DIR="$TEXERA_HOME/core/workflow-core"
+CORE_DIR="$TEXERA_HOME/common/workflow-core"
 PROTOBUF_CORE_DIR="$CORE_DIR/src/main/protobuf"
 
 # proto-gen