diff --git a/.github/workflows/Build.yml b/.github/workflows/Build.yml
index f42e21f0..a8d6c190 100644
--- a/.github/workflows/Build.yml
+++ b/.github/workflows/Build.yml
@@ -740,3 +740,14 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: ./ci
+
+  #66
+  klayout-linux-py37:
+    runs-on: "ubuntu-20.04"
+    env:
+      PACKAGE: "misc/klayout"
+      OS_NAME: "linux"
+      PYTHON_VERSION: "3.7"
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./ci
diff --git a/misc/klayout/build.sh b/misc/klayout/build.sh
new file mode 100644
index 00000000..fae4acf3
--- /dev/null
+++ b/misc/klayout/build.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+set -e
+set -x
+
+# Identify OS
+UNAME_OUT="$(uname -s)"
+case "${UNAME_OUT}" in
+    Linux*)     OS=Linux;;
+    *)          OS="${UNAME_OUT}"
+                echo "Unknown OS: ${OS}"
+                exit;;
+esac
+
+cd ${SRC_DIR}
+./build.sh -build "${SRC_DIR}/build" -python "${PYTHON}" -expert -without-qtbinding -libpng -libexpat -dry-run
+
+cd ${SRC_DIR}/build
+make V=1 -j$CPU_COUNT
+make V=1 install
+
+cd ${SRC_DIR}/bin-release
+cp -a klayout strm* ${PREFIX}/bin/
+cp -a *.so* ${PREFIX}/lib/
+mkdir -p ${PREFIX}/lib/klayout/
+cp -ar pymod *_plugins ${PREFIX}/lib/klayout/
diff --git a/misc/klayout/force-python-dynamic-link.patch b/misc/klayout/force-python-dynamic-link.patch
new file mode 100644
index 00000000..ea5dfd55
--- /dev/null
+++ b/misc/klayout/force-python-dynamic-link.patch
@@ -0,0 +1,53 @@
+diff --git a/build.sh b/build.sh
+index e49c132e5..a035474bc 100755
+--- a/build.sh
++++ b/build.sh
+@@ -412,35 +412,8 @@ if [ "$PYTHON" != "" ] && [ "$PYTHON" != "-" ]; then
+ 
+   # Get Python installation files
+   if [ "$PYTHONLIBFILE" = "" ]; then
+-    PYTHONLIBFILENAME=`$PYTHON -c "import sysconfig; print(sysconfig.get_config_vars('LDLIBRARY')[0])" 2>/dev/null`
+-    if [ "$PYTHONLIBFILENAME" = "" ]; then
+-      PYTHONLIBFILENAME=`$PYTHON -c "import sysconfig; print(sysconfig.get_config_vars('LIBRARY')[0])" 2>/dev/null`
+-    fi
+-    if [ "$PYTHONLIBFILENAME" = "" ]; then
+-      PYTHONLIBFILENAME=`$PYTHON -c "import distutils.sysconfig; print(distutils.sysconfig.get_config_vars('LDLIBRARY')[0])" 2>/dev/null`
+-    fi
+-    if [ "$PYTHONLIBFILENAME" = "" ]; then
+-      PYTHONLIBFILENAME=`$PYTHON -c "import distutils.sysconfig; print(distutils.sysconfig.get_config_vars('LIBRARY')[0])" 2>/dev/null`
+-    fi
+-    if [ "$PYTHONLIBFILENAME" = "" ]; then
+-      echo "*** WARNING: Could not get Python library name"
+-    else
+-      PYTHONLIBFILEPATH=`$PYTHON -c "import sysconfig; print(sysconfig.get_config_vars('LIBDIR')[0])" 2>/dev/null`
+-      if [ "$PYTHONLIBFILEPATH" = "" ]; then
+-        PYTHONLIBFILEPATH=`$PYTHON -c "import distutils.sysconfig; print(distutils.sysconfig.get_config_vars('LIBDIR')[0])" 2>/dev/null`
+-      fi
+-      if [ "$PYTHONLIBFILEPATH" = "" ]; then
+-        echo "*** WARNING: Could not get Python library path"
+-      else
+-        PYTHONLIBFILE="$PYTHONLIBFILEPATH/$PYTHONLIBFILENAME"
+-        if [ ! -f "$PYTHONLIBFILE" ]; then
+-          echo "    INFO: Python library not in default path, trying to use MULTIARCH"
+-          PYTHONMULTIARCH=`$PYTHON -c "import sysconfig; print(sysconfig.get_config_vars('MULTIARCH')[0])" 2>/dev/null`
+-          PYTHONLIBFILE="$PYTHONLIBFILEPATH/$PYTHONMULTIARCH/$PYTHONLIBFILENAME"
+-        fi
+-        echo "    Python library found: $PYTHONLIBFILE"
+-      fi
+-    fi
++    PYTHONLIBFILE=-lpython`$PYTHON -c "import sysconfig; print(sysconfig.get_config_vars('LDVERSION')[0])" 2>/dev/null`
++    echo "    Python library found: $PYTHONLIBFILE"
+   fi
+ 
+   if [ "$PYTHONINCLUDE" = "" ]; then
+@@ -537,8 +510,8 @@ if [ "$PYTHONINCLUDE" != "" ]; then
+     echo "*** ERROR: wrong -pyinc path: $PYTHONINCLUDE/Python does not exist or is not a file"
+     exit 1
+   fi
+-  if [ ! -f "$PYTHONLIBFILE" ]; then
+-    echo "*** ERROR: wrong -pylib path: $PYTHONLIBFILE does not exist or not a file"
++  if [[ ! ${PYTHONLIBFILE} == -lpython3* ]]; then
++    echo "*** ERROR: wrong -pylib path: $PYTHONLIBFILE does not look like a python library name"
+     exit 1
+   fi
+ else
diff --git a/misc/klayout/meta.yaml b/misc/klayout/meta.yaml
new file mode 100644
index 00000000..2b8f1cfd
--- /dev/null
+++ b/misc/klayout/meta.yaml
@@ -0,0 +1,77 @@
+# Use `conda-build-prepare` before building for a better version string.
+{% set version = '%s_%04i_%s'|format(GIT_DESCRIBE_TAG, GIT_DESCRIBE_NUMBER|int, GIT_DESCRIBE_HASH or 'gUNKNOWN') %}
+
+{% set python_version = PYTHON_VERSION | default('3.7') %}
+{% set py_suffix = 'py%s'|format(python_version|replace('.', '')) %}
+
+package:
+  name: klayout
+  version: {{ version }}
+
+source:
+  git_url: https://github.com/KLayout/klayout.git
+  git_rev: master
+  patches:
+    - force-python-dynamic-link.patch
+
+build:
+  # number: 201803050325
+  number: {{ environ.get('DATE_NUM') }}
+  # string: 20180305_0325_py37
+  string: {{ environ.get('DATE_STR') }}_{{ py_suffix }}
+  script_env:
+    - CI
+    - CONDA_OUT
+    - TEST_PACKAGE
+
+requirements:
+  build:
+    - make
+    - {{ compiler('cxx') }}
+    - {{ cdt('mesa-libgl-devel') }}  # [linux]
+    - {{ cdt('mesa-dri-drivers') }}  # [linux]
+    - {{ cdt('libselinux') }}  # [linux]
+    - {{ cdt('libxdamage') }}  # [linux]
+    - {{ cdt('libxxf86vm') }}  # [linux]
+    - {{ cdt('libxext') }}     # [linux]
+    - {{ cdt('libxfixes') }}  # [linux]
+    - {{ cdt('libxau') }}  # [linux]
+    - {{ cdt('libxcb') }}  # [linux]
+    - {{ cdt('expat') }}  # [linux]
+    - {{ cdt('libpng') }}  # [linux]
+  host:
+    - python {{ python_version }}
+    - ruby
+    - qt
+    - zlib
+  run:
+    - python {{ python_version }}
+    - ruby
+    - qt
+    - zlib
+
+test:
+  commands:
+    - klayout -v
+
+about:
+  home: https://www.klayout.de/
+  summary: 'Your Mask Layout Friend'
+  description: |
+    - View: Fast and accurate viewing of huge layout files
+    - Edit: Draw, modify and transform hierarchical layout
+    - Generate: Script layout generators, PCells and layout transformation tools
+    - Analyze: Search, verify, and measure layout and code analysis scripts
+  license: GPL-2.0-or-later
+  license_family: GPL
+  license_file: LICENSE
+  doc_url: https://www.klayout.de/doc.html
+  dev_url: https://github.com/KLayout/klayout
+
+extra:
+  recipe-maintainers:
+    - curtisma
+    - klayoutmatthias
+    - proppy
+    - flaport
+    - joamatab