diff --git a/.github/scripts/build/run-set-id.sh b/.github/scripts/build/run-set-id.sh
new file mode 100644
index 0000000..b6e9cfb
--- /dev/null
+++ b/.github/scripts/build/run-set-id.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed 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.
+# SPDX-License-Identifier: Apache-2.0
+
+export UPRJ_ROOT=$(pwd)
+cd ..
+export PDK_ROOT=$(pwd)/pdks
+export CARAVEL_ROOT=$(pwd)/caravel
+export IMAGE_NAME=efabless/openlane:$OPENLANE_TAG
+export USER_ID=00000001
+
+cd $UPRJ_ROOT
+
+# Install full version of caravel
+git clone https://github.com/efabless/caravel --branch develop --depth 1 $CARAVEL_ROOT
+
+LOG_FILE=out.log
+docker run -v $UPRJ_ROOT:$UPRJ_ROOT -v $PDK_ROOT:$PDK_ROOT -v $CARAVEL_ROOT:$CARAVEL_ROOT -e UPRJ_ROOT=$UPRJ_ROOT -e PDK_ROOT=$PDK_ROOT -e CARAVEL_ROOT=$CARAVEL_ROOT -u $(id -u $USER):$(id -g $USER) $IMAGE_NAME bash -c "cd $CARAVEL_ROOT; make uncompress; cd $UPRJ_ROOT; export USER_ID=$USER_ID; make set_user_id | tee $LOG_FILE;"
+
+cnt=$(grep "Done" $LOG_FILE -s | wc -l)
+
+if [[ $cnt -ne 3 ]]; then 
+        exit 2; 
+fi
+
+exit 0
\ No newline at end of file
diff --git a/.github/scripts/build/run-truck.sh b/.github/scripts/build/run-truck.sh
new file mode 100644
index 0000000..84f183b
--- /dev/null
+++ b/.github/scripts/build/run-truck.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+
+export UPRJ_ROOT=$(pwd)
+cd ..
+export PDK_ROOT=$(pwd)/pdks
+export CARAVEL_ROOT=$(pwd)/caravel
+export IMAGE_NAME=efabless/openlane:$OPENLANE_TAG
+
+cd $UPRJ_ROOT
+
+# Install full version of caravel
+git clone https://github.com/efabless/caravel --branch develop --depth 1 $CARAVEL_ROOT
+
+docker run -v $UPRJ_ROOT:$UPRJ_ROOT -v $PDK_ROOT:$PDK_ROOT -v $CARAVEL_ROOT:$CARAVEL_ROOT -e UPRJ_ROOT=$UPRJ_ROOT -e PDK_ROOT=$PDK_ROOT -e CARAVEL_ROOT=$CARAVEL_ROOT -u $(id -u $USER):$(id -g $USER) $IMAGE_NAME bash -c "cd $CARAVEL_ROOT; make uncompress; cd $UPRJ_ROOT; make truck;"
+
+SHIP_FILE=$UPRJ_ROOT/gds/caravan.gds
+
+if test -f "$SHIP_FILE"; then
+    exit 0
+else
+    exit 2
+fi
diff --git a/.github/scripts/build/run-xor.sh b/.github/scripts/build/run-xor.sh
new file mode 100644
index 0000000..e666188
--- /dev/null
+++ b/.github/scripts/build/run-xor.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+
+export UPRJ_ROOT=$(pwd)
+cd ..
+export PDK_ROOT=$(pwd)/pdks
+export CARAVEL_ROOT=$(pwd)/caravel
+export IMAGE_NAME=efabless/openlane:$OPENLANE_TAG
+
+cd $UPRJ_ROOT
+
+# Install full version of caravel
+git clone https://github.com/efabless/caravel --branch develop --depth 1 $CARAVEL_ROOT
+
+LOG_FILE=out.log
+docker run -v $UPRJ_ROOT:$UPRJ_ROOT -v $PDK_ROOT:$PDK_ROOT -v $CARAVEL_ROOT:$CARAVEL_ROOT -e UPRJ_ROOT=$UPRJ_ROOT -e PDK_ROOT=$PDK_ROOT -e CARAVEL_ROOT=$CARAVEL_ROOT -u $(id -u $USER):$(id -g $USER) $IMAGE_NAME bash -c "cd $UPRJ_ROOT; export USER_ID=$USER_ID; make xor-analog-wrapper | tee $LOG_FILE;"
+
+cnt=$(grep -oP '(?<=Total XOR differences = )[0-9]+' $LOG_FILE)
+
+echo "Total XOR differences = $cnt"
+
+if [[ $cnt -ne 0 ]]; then 
+    exit 2; 
+fi
+
+exit 0
diff --git a/.github/scripts/dv/pdkBuild.sh b/.github/scripts/dv/pdkBuild.sh
new file mode 100644
index 0000000..9f9ac93
--- /dev/null
+++ b/.github/scripts/dv/pdkBuild.sh
@@ -0,0 +1,59 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+export RUN_ROOT=$(pwd)
+
+
+# By default skip timing since we don't need the libs in any of the CI tests
+export SKIP_TIMING=${1:-1}
+export IMAGE_NAME=efabless/openlane:$OPENLANE_TAG
+docker pull $IMAGE_NAME
+
+cd $RUN_ROOT/..
+export PDK_ROOT=$(pwd)/pdks
+mkdir $PDK_ROOT
+echo $PDK_ROOT
+echo $RUN_ROOT
+cd $RUN_ROOT
+make skywater-pdk
+make skywater-library
+# The following section is for running on the CI.
+# If you're running locally you should replace them with: `make skywater-library`
+# This is because sometimes while setting up the conda env (skywater's make timing) it fails to fetch something
+# Then it exits without retrying. So, here we're retrying, and if something goes wrong it will exit after 5 retries.
+# Section Begin
+if [ $SKIP_TIMING -eq 0 ]; then
+	cnt=0
+	until make skywater-timing; do
+	cnt=$((cnt+1))
+	if [ $cnt -eq 5 ]; then
+		exit 2
+	fi
+	rm -rf $PDK_ROOT/skywater-pdk
+	make skywater-pdk
+	make skywater-library
+	done
+fi
+# Section End
+
+make open_pdks
+docker run -v $RUN_ROOT:/openLANE_flow -v $PDK_ROOT:$PDK_ROOT -e PDK_ROOT=$PDK_ROOT -u $(id -u $USER):$(id -g $USER) $IMAGE_NAME  bash -c "make build-pdk"
+
+rm -rf $PDK_ROOT/open_pdks
+rm -rf $PDK_ROOT/skywater-pdk
+
+echo "done installing"
+cd $RUN_ROOT
+exit 0
\ No newline at end of file
diff --git a/.github/scripts/dv/run-dv-wrapper.sh b/.github/scripts/dv/run-dv-wrapper.sh
new file mode 100644
index 0000000..f431eca
--- /dev/null
+++ b/.github/scripts/dv/run-dv-wrapper.sh
@@ -0,0 +1,77 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed 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.
+# SPDX-License-Identifier: Apache-2.0
+
+# comma seperated test ids
+IDS=$1
+# simulation mode : RTL/GL
+SIM_MODE=$2
+
+DV_TEST_IDS=(${IDS//,/ })
+
+export TARGET_PATH=$(pwd)
+export CARAVEL_ROOT=$(pwd)/caravel
+
+if [ ! -d $TARGET_PATH ] 
+then
+    echo "Directory /path/to/dir DOES NOT exists." 
+    exit 9999 
+fi
+
+cd ..
+
+export PDK_PATH=$(pwd)/pdks/sky130A
+if [ ! -d $PDK_PATH ] 
+then
+    echo "Directory /path/to/dir DOES NOT exists." 
+    exit 9999 
+fi
+
+DV_PATH=$TARGET_PATH/verilog/dv
+if [ ! -d $DV_PATH ] 
+then
+    echo "Directory /path/to/dir DOES NOT exists." 
+    exit 9999
+fi
+
+for id in "${DV_TEST_IDS[@]}"
+do 
+    docker run -v $TARGET_PATH:$TARGET_PATH -v $PDK_PATH:$PDK_PATH \
+                -v $CARAVEL_ROOT:$CARAVEL_ROOT \
+                -e TARGET_PATH=$TARGET_PATH -e PDK_PATH=$PDK_PATH \
+                -e CARAVEL_ROOT=$CARAVEL_ROOT \
+                -u $(id -u $USER):$(id -g $USER) efabless/dv_setup:latest \
+                bash -c "bash $TARGET_PATH/.github/scripts/dv/run-dv.sh $PDK_PATH $DV_PATH $id $SIM_MODE"
+
+    echo "DONE!"
+
+    VERDICT_FILE=$TARGET_PATH/verilog/dv/$id.out
+
+    if [ -f $VERDICT_FILE ]; then
+        cnt=$(grep "Pass" $VERDICT_FILE -s | wc -l)
+        if ! [[ $cnt ]]; then cnt = 0; fi
+    else
+        echo "DV check failed due to subscript failure. Please review the logs";
+        exit 2;
+    fi
+
+    echo "Verdict: $cnt"
+
+    if [[ $cnt -ne 1 ]]; then 
+        exit 2; 
+    fi
+done
+
+exit 0;
diff --git a/.github/scripts/dv/run-dv.sh b/.github/scripts/dv/run-dv.sh
new file mode 100644
index 0000000..125cf3c
--- /dev/null
+++ b/.github/scripts/dv/run-dv.sh
@@ -0,0 +1,40 @@
+PDK_PATH=$1
+DV_PATH=$2
+DV_TEST_ID=$3
+SIM_MODE=$4
+
+cd $DV_PATH
+
+## get the name of all subdfolders under verilog/dv 
+ALL_DV_TESTS="$(find * -maxdepth 0 -type d)"
+## convert all ALL_DV_TESTS to an array
+TESTS_ARR=($ALL_DV_TESTS)
+## get length of the TESTS array
+len=${#TESTS_ARR[@]}
+
+## make sure that the test ID is less than the array length
+if [ $DV_TEST_ID -ge $len ]
+then
+    echo "Error: Invalid Test ID"
+    exit 1
+fi
+
+## get the name corresponding to the test ID
+PATTERN=${TESTS_ARR[$DV_TEST_ID]}
+
+OUT_FILE=$DV_PATH/$DV_TEST_ID.out
+
+export SIM=$SIM_MODE
+echo "Running $PATTERN $SIM.."
+logFile=$DV_PATH/$PATTERN.$SIM.dv.out
+cd $PATTERN
+echo $(pwd)
+make 2>&1 | tee $logFile
+grep "Monitor" $logFile >> $OUT_FILE
+make clean
+
+echo "Execution Done on $PATTERN !"
+
+cat $OUT_FILE
+
+exit 0
\ No newline at end of file
diff --git a/.github/scripts/precheck/precheckBuild.sh b/.github/scripts/precheck/precheckBuild.sh
new file mode 100644
index 0000000..d618190
--- /dev/null
+++ b/.github/scripts/precheck/precheckBuild.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+
+# By default build pdk since we don't need the other script for the main purpose
+export SKIP_PDK_BUILD=${1:-0}
+
+export TARGET_PATH=$(pwd)
+git clone https://github.com/efabless/open_mpw_precheck.git
+
+docker pull efabless/open_mpw_precheck:latest
+
+
+if [ $SKIP_PDK_BUILD -eq 0 ]; then
+    cd $TARGET_PATH/..
+    export PDK_ROOT=$(pwd)/precheck_pdks
+    mkdir $PDK_ROOT
+    cd $TARGET_PATH/open_mpw_precheck/dependencies
+    sh build-pdk.sh
+    cd $TARGET_DIR
+
+fi
+
+exit 0
diff --git a/.github/scripts/precheck/run-precheck-drc.sh b/.github/scripts/precheck/run-precheck-drc.sh
new file mode 100644
index 0000000..489b314
--- /dev/null
+++ b/.github/scripts/precheck/run-precheck-drc.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+export TARGET_PATH=$(pwd)
+export CARAVEL_ROOT=$(pwd)/caravel
+cd ..
+export PDK_ROOT=$(pwd)/precheck_pdks
+cd $TARGET_PATH/open_mpw_precheck/
+
+docker run -v $(pwd):/usr/local/bin -v $TARGET_PATH:$TARGET_PATH -v $CARAVEL_ROOT:$CARAVEL_ROOT  -v $PDK_ROOT:$PDK_ROOT -u $(id -u $USER):$(id -g $USER) efabless/open_mpw_precheck:latest bash -c "python3 open_mpw_prechecker.py --drc_only -p $PDK_ROOT -t $TARGET_PATH -c $CARAVEL_ROOT"
+output=$TARGET_PATH/checks/full_log.log
+
+gzipped_file=$TARGET_PATH/checks/full_log.log.gz
+
+if [[ -f $gzipped_file ]]; then
+    gzip -d $gzipped_file
+fi
+
+grep "Violation Message" $output
+
+cnt=$(grep -c "All Checks PASSED!" $output)
+if ! [[ $cnt ]]; then cnt=0; fi
+if [[ $cnt -eq 1 ]]; then exit 0; fi
+exit 2
\ No newline at end of file
diff --git a/.github/scripts/precheck/run-precheck.sh b/.github/scripts/precheck/run-precheck.sh
new file mode 100644
index 0000000..b248a79
--- /dev/null
+++ b/.github/scripts/precheck/run-precheck.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0
+export TARGET_PATH=$(pwd)
+export CARAVEL_ROOT=$(pwd)/caravel
+cd ..
+export PDK_ROOT=$(pwd)/precheck_pdks
+cd $TARGET_PATH/open_mpw_precheck/
+
+docker run -v $(pwd):/usr/local/bin -v $TARGET_PATH:$TARGET_PATH -v $PDK_ROOT:$PDK_ROOT -v $CARAVEL_ROOT:$CARAVEL_ROOT -u $(id -u $USER):$(id -g $USER) efabless/open_mpw_precheck:latest bash -c "python3 open_mpw_prechecker.py --skip_drc -p $PDK_ROOT -t $TARGET_PATH -c $CARAVEL_ROOT"
+output=$TARGET_PATH/checks/full_log.log
+
+gzipped_file=$TARGET_PATH/checks/full_log.log.gz
+
+if [[ -f $gzipped_file ]]; then
+    gzip -d $gzipped_file
+fi
+
+grep "Violation Message" $output
+
+cnt=$(grep -c "All Checks PASSED!" $output)
+if ! [[ $cnt ]]; then cnt=0; fi
+if [[ $cnt -eq 1 ]]; then exit 0; fi
+exit 2
diff --git a/.github/workflows/auto_update_submodule.yml b/.github/workflows/auto_update_submodule.yml
new file mode 100644
index 0000000..7219ddf
--- /dev/null
+++ b/.github/workflows/auto_update_submodule.yml
@@ -0,0 +1,41 @@
+    
+name: 'Auto-update Submodules'
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 * * *"
+
+jobs:
+  sync:
+    name: 'Auto-update Submodules'
+    runs-on: ubuntu-latest
+
+    # Use the Bash shell regardless whether the GitHub Actions runner is ubuntu-latest, macos-latest, or windows-latest
+    defaults:
+      run:
+        shell: bash
+
+    steps:
+    # Checkout the repository to the GitHub Actions runner
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        submodules: true
+    
+    # Git config
+    - name: Git Configurations
+      run: |
+        git config --global user.name 'Git bot'
+        git config --global user.email 'bot@noreply.github.com'
+        
+    # Update references
+    - name: Git Sumbodule Update
+      run: |
+        git submodule update --init --recursive
+        git submodule update --remote --recursive
+
+    - name: Commit update
+      run: |
+        git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}
+        git commit -am "Auto updated submodule references" && git push || echo "No changes to commit"
diff --git a/.github/workflows/caravan_build.yml b/.github/workflows/caravan_build.yml
new file mode 100644
index 0000000..ea05126
--- /dev/null
+++ b/.github/workflows/caravan_build.yml
@@ -0,0 +1,78 @@
+name: Caravan Build
+
+
+on:
+    # Runs on Every Push
+    push:
+    # Runs on Pull Requests
+    pull_request:
+
+jobs:
+  make_truck:
+    runs-on: ubuntu-latest
+    steps:
+       - uses: actions/checkout@v2
+         with:
+          submodules: 'true'
+      
+       - name: Set up QEMU
+         uses: docker/setup-qemu-action@v1
+
+       - name: Set up Docker Buildx
+         uses: docker/setup-buildx-action@v1
+        
+       - name: Install The PDK
+         run:  bash ${GITHUB_WORKSPACE}/.github/scripts/dv/pdkBuild.sh
+         env: 
+          OPENLANE_TAG: v0.12
+
+       - name: Run make truck
+         run: bash ${GITHUB_WORKSPACE}/.github/scripts/build/run-truck.sh 
+         env: 
+          OPENLANE_TAG: v0.12
+          
+  set_user_id:
+    runs-on: ubuntu-latest
+    steps:
+       - uses: actions/checkout@v2
+         with:
+          submodules: 'true'
+      
+       - name: Set up QEMU
+         uses: docker/setup-qemu-action@v1
+
+       - name: Set up Docker Buildx
+         uses: docker/setup-buildx-action@v1
+        
+       - name: Install The PDK
+         run:  bash ${GITHUB_WORKSPACE}/.github/scripts/dv/pdkBuild.sh
+         env: 
+          OPENLANE_TAG: v0.12
+
+       - name: Run Set User ID
+         run: bash ${GITHUB_WORKSPACE}/.github/scripts/build/run-set-id.sh 
+         env: 
+          OPENLANE_TAG: v0.12
+
+  xor_wrapper:
+    runs-on: ubuntu-latest
+    steps:
+       - uses: actions/checkout@v2
+         with:
+          submodules: 'true'
+      
+       - name: Set up QEMU
+         uses: docker/setup-qemu-action@v1
+
+       - name: Set up Docker Buildx
+         uses: docker/setup-buildx-action@v1
+        
+       - name: Install The PDK
+         run:  bash ${GITHUB_WORKSPACE}/.github/scripts/dv/pdkBuild.sh
+         env: 
+          OPENLANE_TAG: v0.12
+
+       - name: Run XOR Check
+         run: bash ${GITHUB_WORKSPACE}/.github/scripts/build/run-xor.sh 
+         env: 
+          OPENLANE_TAG: v0.12
diff --git a/.github/workflows/user_project_ci.yml b/.github/workflows/user_project_ci.yml
new file mode 100644
index 0000000..15a4916
--- /dev/null
+++ b/.github/workflows/user_project_ci.yml
@@ -0,0 +1,99 @@
+name: UPRJ_CI
+
+
+on:
+    # Runs on Every Push
+    push:
+    # Runs on Pull Requests
+    pull_request:
+
+jobs:
+  precheck:
+    runs-on: ubuntu-latest
+    timeout-minutes: 720
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'true'
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Install The Precheck
+        run: sh ${GITHUB_WORKSPACE}/.github/scripts/precheck/precheckBuild.sh
+
+      - name: Run The Precheck
+        run: bash ${GITHUB_WORKSPACE}/.github/scripts/precheck/run-precheck.sh
+  
+  precheck-drc:
+    timeout-minutes: 720
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: 'true'
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Install The Precheck
+        run: sh ${GITHUB_WORKSPACE}/.github/scripts/precheck/precheckBuild.sh
+
+      - name: Run The Precheck
+        run: bash ${GITHUB_WORKSPACE}/.github/scripts/precheck/run-precheck-drc.sh
+  
+  dv_rtl:
+    runs-on: ubuntu-latest
+    steps:
+       - uses: actions/checkout@v2
+         with:
+          submodules: 'true'
+      
+       - name: Set up QEMU
+         uses: docker/setup-qemu-action@v1
+
+       - name: Set up Docker Buildx
+         uses: docker/setup-buildx-action@v1
+        
+       - name: Install The PDK
+         run:  bash ${GITHUB_WORKSPACE}/.github/scripts/dv/pdkBuild.sh
+         env: 
+          OPENLANE_TAG: v0.12
+          
+       - name: Install The Dockerized DV Setup
+         run:  docker pull efabless/dv_setup:latest
+       
+       - name: Run DV tests
+         # Run test number 0,1,2,3,4 in one job                            <test-ids>   <sim-mode>
+         run: bash ${GITHUB_WORKSPACE}/.github/scripts/dv/run-dv-wrapper.sh 0             RTL
+
+  # dv_gl:
+  #   runs-on: ubuntu-latest
+  #   steps:
+  #      - uses: actions/checkout@v2
+  #        with:
+  #         submodules: 'true'
+      
+  #      - name: Set up QEMU
+  #        uses: docker/setup-qemu-action@v1
+
+  #      - name: Set up Docker Buildx
+  #        uses: docker/setup-buildx-action@v1
+        
+  #      - name: Install The PDK
+  #        run:  bash ${GITHUB_WORKSPACE}/.github/scripts/dv/pdkBuild.sh
+  #        env: 
+  #         OPENLANE_TAG: v0.12
+          
+  #      - name: Install The Dockerized DV Setup
+  #        run:  docker pull efabless/dv_setup:latest
+       
+  #      - name: Run DV tests
+  #        # Run test number 0,1,2,3,4 in one job                             <test-ids>   <sim-mode>
+  #        run: bash ${GITHUB_WORKSPACE}/.github/scripts/dv/run-dv-wrapper.sh 0,1,2,3,4      GL
\ No newline at end of file
diff --git a/gds/antenna_on_gds.tcl b/gds/antenna_on_gds.tcl
new file mode 100644
index 0000000..5f379c6
--- /dev/null
+++ b/gds/antenna_on_gds.tcl
@@ -0,0 +1,28 @@
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed 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.
+# SPDX-License-Identifier: Apache-2.0
+
+gds read $::env(DESIGN_IN_ANTENNA).gds
+select top cell
+extract do local
+extract no capacitance
+extract no coupling
+extract no resistance
+extract no adjust
+extract unique
+# extract warn all
+extract
+feedback save ./tmp/$::env(DESIGN_IN_ANTENNA)_ext2spice.antenna.feedback.txt
+antennacheck debug
+antennacheck
diff --git a/gds/drc_on_gds.tcl b/gds/drc_on_gds.tcl
new file mode 100644
index 0000000..8bb3035
--- /dev/null
+++ b/gds/drc_on_gds.tcl
@@ -0,0 +1,61 @@
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed 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.
+# SPDX-License-Identifier: Apache-2.0
+
+gds read $::env(DESIGN_IN_DRC).gds
+set fout [open ./tmp/$::env(DESIGN_IN_DRC).drc w]
+set oscale [cif scale out]
+set cell_name $::env(DESIGN_IN_DRC)
+magic::suspendall
+puts stdout "\[INFO\]: Loading $::env(DESIGN_IN_DRC)\n"
+flush stdout
+load $::env(DESIGN_IN_DRC)
+select top cell
+drc euclidean on
+drc style drc(full)
+drc check
+set drcresult [drc listall why]
+set count 0
+puts $fout "$::env(DESIGN_IN_DRC)"
+puts $fout "----------------------------------------"
+foreach {errtype coordlist} $drcresult {
+    puts $fout $errtype
+    puts $fout "----------------------------------------"
+    foreach coord $coordlist {
+        set bllx [expr {$oscale * [lindex $coord 0]}]
+        set blly [expr {$oscale * [lindex $coord 1]}]
+        set burx [expr {$oscale * [lindex $coord 2]}]
+        set bury [expr {$oscale * [lindex $coord 3]}]
+        set coords [format " %.3f %.3f %.3f %.3f" $bllx $blly $burx $bury]
+        puts $fout "$coords"
+        set count [expr {$count + 1} ]
+    }
+    puts $fout "----------------------------------------"
+}
+
+puts $fout "\[INFO\]: COUNT: $count"
+puts $fout "\[INFO\]: Should be divided by 3 or 4"
+
+puts $fout ""
+close $fout
+
+puts stdout "\[INFO\]: COUNT: $count"
+puts stdout "\[INFO\]: Should be divided by 3 or 4"
+puts stdout "\[INFO\]: DRC Checking DONE (./tmp/$::env(DESIGN_IN_DRC).drc)"
+flush stdout
+
+puts stdout "\[INFO\]: Saving mag view with DRC errors(./tmp/$::env(DESIGN_IN_DRC).drc.mag)"
+# WARNING: changes the name of the cell; keep as last step
+save ./tmp/$::env(DESIGN_IN_DRC).drc.drc.mag
+puts stdout "\[INFO\]: Saved"
diff --git a/gds/gds2mag-all.sh b/gds/gds2mag-all.sh
new file mode 100644
index 0000000..b9ca6f2
--- /dev/null
+++ b/gds/gds2mag-all.sh
@@ -0,0 +1,34 @@
+#!/bin/sh
+# SPDX-FileCopyrightText: 2020 Efabless Corporation
+#
+# Licensed 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.
+# SPDX-License-Identifier: Apache-2.0
+
+
+
+gunzip *.gz
+mv sram_1rw1r_32_256_8_sky130_lp1.gds sram_1rw1r_32_256_8_sky130.gds
+
+o-gds2mag-mag.sh simple_por.gds 
+o-gds2mag-mag.sh gpio_control_block.gds
+o-gds2mag-mag.sh digital_pll.gds
+o-gds2mag-mag.sh storage.gds
+o-gds2mag-mag.sh mgmt_core.gds
+o-gds2mag-mag.sh chip_io.gds
+o-gds2mag-mag.sh sram_1rw1r_32_256_8_sky130.gds
+
+mv -f *.mag ../mag
+
+gzip -9 storage.gds mgmt_core.gds chip_io.gds
+
+
diff --git a/gds/user_analog_project_wrapper_empty.gds.gz b/gds/user_analog_project_wrapper_empty.gds.gz
new file mode 100644
index 0000000..1e3d18e
--- /dev/null
+++ b/gds/user_analog_project_wrapper_empty.gds.gz
Binary files differ
diff --git a/gds/user_project_wrapper_empty.gds.gz b/gds/user_project_wrapper_empty.gds.gz
new file mode 100644
index 0000000..53e60a7
--- /dev/null
+++ b/gds/user_project_wrapper_empty.gds.gz
Binary files differ
diff --git a/info.yaml b/info.yaml
index 08cf7ca..6dec21d 100644
--- a/info.yaml
+++ b/info.yaml
@@ -1,4 +1,4 @@
----
+ ---
 project:
   description: "An analog implementation of the artificial neuron used in Machine Learning"
   foundry: "SkyWater"
diff --git a/mag/.magicrc b/mag/.magicrc
index b4d2bee..953df6b 100644
--- a/mag/.magicrc
+++ b/mag/.magicrc
@@ -20,7 +20,11 @@
 
 # Allow override of PDK path from environment variable PDKPATH
 if {[catch {set PDKPATH $env(PDKPATH)}]} {
+<<<<<<< HEAD
+    set PDKPATH "/mnt/c/Users/LENOVO/Documents/PLL/PDK_b_latest/open_pdks/sky130/sky130A"
+=======
     set PDKPATH "/home/lss/skywater/open_pdks/sky130/sky130A"
+>>>>>>> 9f8c705aed29af69c9988300ab54f4c2fea626ee
 }
 
 # loading technology