diff --git a/tulip-5.6.3-0.build.sh b/tulip-5.6.3-0.build.sh
new file mode 100755
index 0000000..7307cfd
--- /dev/null
+++ b/tulip-5.6.3-0.build.sh
@@ -0,0 +1,61 @@
+#! /bin/bash
+
+# ------------------------------------------------------------------- Debug
+
+# COOKIE=$(mcookie|cut -c-8); grep -v V_GREP_ME $0 > /dev/shm/runme-$COOKIE.sh ; sleep 0.3; exec bash /dev/shm/runme-$COOKIE.sh
+# TESTING=1
+
+set -xe
+
+# ---------------------------------------------------------------- Preamble
+
+PKG=tulip
+TULIP_VERSION=5.6.3
+BUILD=0
+
+# orig https://sourceforge.net/projects/auber/files/tulip/tulip-${TULIP_VERSION}/tulip-${TULIP_VERSION}_src.tar.gz
+BEEHIVE=https://beehive.molgen.mpg.de/3587478852227ce2787dad594b4d1587/tulip-5.6.3_src.tar.gz
+PYTHONINUSE=/pkg/python-3.10.8-0
+
+PREFIX=/pkg/$PKG-$TULIP_VERSION-$BUILD
+if [ -n "$TESTING" ]; then PREFIX=/dev/shm/$PKG-$TULIP_VERSION-$BUILD; fi
+
+mkdir -p $PREFIX
+cat >$PREFIX/profile <<-EOF
+	PATH=$PREFIX/bin:$PYTHONINUSE/bin:\$PATH
+	LD_LIBRARY_PATH=$PREFIX/lib:$PYTHONINUSE/lib\${LD_LIBRARY_PATH:+:}\$LD_LIBRARY_PATH
+	export LD_LIBRARY_PATH
+EOF
+
+source $PREFIX/profile
+mkdir -p $PREFIX/build
+NPROC=$(( $(nproc) * 4 / 5 + 1 ))
+
+# ------------------------------------------------------------------- Build
+
+cd $PREFIX/build
+
+test -e tulip-${TULIP_VERSION}_src.tar.gz || wget -nv $BEEHIVE
+test -n "$PURGE" && rm -rf tulip-${TULIP_VERSION}
+test -d tulip-${TULIP_VERSION} || tar -xf tulip-${TULIP_VERSION}_src.tar.gz
+
+mkdir -p tulip-${TULIP_VERSION}/build
+cd tulip-${TULIP_VERSION}/build
+
+cmake \
+  -DCMAKE_PREFIX_PATH=/usr/local/qt5/lib/cmake \
+  -DCMAKE_INSTALL_PREFIX=$PREFIX \
+  -DTULIP_USE_QT5=ON \
+  -DPYTHON_EXECUTABLE=$PYTHONINUSE/bin/python3 \
+  -DCMAKE_INSTALL_LIBDIR=lib \
+  -DCMAKE_COLOR_MAKEFILE=OFF \
+  -DCMAKE_VERBOSE_MAKEFILE=ON \
+  ..
+
+make -j $NPROC
+make install
+
+exit
+
+# -------------------------------------------------------- This is the end.
+