diff --git a/Makefile.in b/Makefile.in
index b8069dc..1ad8a69 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -84,14 +84,72 @@
 
 common_install:
 	@if test -w @datadir@ ; then \
-		mkdir -p @datadir@/pdk/bin/ ;\
-		cp common/cleanup_unref.py @datadir@/pdk/bin/ ;\
-		cp common/soc_floorplanner.py @datadir@/pdk/bin/ ;\
-		cp common/change_gds_cell.py @datadir@/pdk/bin/ ;\
-		cp common/find_gds_prefix.py @datadir@/pdk/bin/ ;\
-		cp common/change_gds_string.py @datadir@/pdk/bin/ ;\
-		${CPP} -DPREFIX=@datadir@ common/create_project.py \
-			@datadir@/pdk/bin/create_project.py ;\
+		mkdir -p @datadir@/pdk/scripts/ ;\
+		cp runtime/cace.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cace_datasheet_upload.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cace_design_upload.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cace_gensim.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cace_launch.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cace_makeplot.py @datadir@/pdk/scripts/ ;\
+		cp runtime/cdl2spi.py @datadir@/pdk/scripts/ ;\
+		cp runtime/change_gds_cell.py @datadir@/pdk/scripts/ ;\
+		cp runtime/change_gds_date.py @datadir@/pdk/scripts/ ;\
+		cp runtime/change_gds_string.py @datadir@/pdk/scripts/ ;\
+		cp runtime/changepath.py @datadir@/pdk/scripts/ ;\
+		cp runtime/characterize_help.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/cleanup_unref.py @datadir@/pdk/scripts/ ;\
+		cp runtime/compare_dirs.py @datadir@/pdk/scripts/ ;\
+		cp runtime/config.py @datadir@/pdk/scripts/ ;\
+		cp runtime/consoletext.py @datadir@/pdk/scripts/ ;\
+		cp runtime/create_gds_library.py @datadir@/pdk/scripts/ ;\
+		cp runtime/create_lef_library.py @datadir@/pdk/scripts/ ;\
+		cp runtime/create_lib_library.py @datadir@/pdk/scripts/ ;\
+		${CPP} -DPREFIX=@datadir@ runtime/create_project.py \
+			@datadir@/pdk/scripts/create_project.py ;\
+		cp runtime/create_spice_library.py @datadir@/pdk/scripts/ ;\
+		cp runtime/create_verilog_library.py @datadir@/pdk/scripts/ ;\
+		cp runtime/editparam.py @datadir@/pdk/scripts/ ;\
+		cp runtime/failreport.py @datadir@/pdk/scripts/ ;\
+		cp runtime/find_all_devices.py @datadir@/pdk/scripts/ ;\
+		cp runtime/find_gds_prefix.py @datadir@/pdk/scripts/ ;\
+		cp runtime/fix_subckt_params.py @datadir@/pdk/scripts/ ;\
+		cp runtime/fixspice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/foundry_install.py @datadir@/pdk/scripts/ ;\
+		cp runtime/foundry_nodes.py @datadir@/pdk/scripts/ ;\
+		cp runtime/gate_list.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/get_gds_date.py @datadir@/pdk/scripts/ ;\
+		cp runtime/helpwindow.py @datadir@/pdk/scripts/ ;\
+		cp runtime/insert_property.py @datadir@/pdk/scripts/ ;\
+		cp runtime/listboxchoice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/lvs_help.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/make_icon_from_soft.py @datadir@/pdk/scripts/ ;\
+		cp runtime/makestub.py @datadir@/pdk/scripts/ ;\
+		cp runtime/manager_help.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/netlist_to_layout.py @datadir@/pdk/scripts/ ;\
+		cp runtime/padframe_generator.py @datadir@/pdk/scripts/ ;\
+		cp runtime/preproc.py @datadir@/pdk/scripts/ ;\
+		cp runtime/print_subckt_params.py @datadir@/pdk/scripts/ ;\
+		cp runtime/profile.py @datadir@/pdk/scripts/ ;\
+		${CPP} -DPREFIX=@datadir@ runtime/project_manager.py \
+			@datadir@/pdk/scripts/project_manager.py ;\
+		cp runtime/qflow_help.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/remove_specify.py @datadir@/pdk/scripts/ ;\
+		cp runtime/rename_project.py @datadir@/pdk/scripts/ ;\
+		cp runtime/requirements.txt @datadir@/pdk/scripts/ ;\
+		cp runtime/settings.py @datadir@/pdk/scripts/ ;\
+		cp runtime/simhints.py @datadir@/pdk/scripts/ ;\
+		cp runtime/soc_floorplanner.py @datadir@/pdk/scripts/ ;\
+		cp runtime/sort_pdkfiles.py @datadir@/pdk/scripts/ ;\
+		cp runtime/spectre_to_spice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/split_gds.py @datadir@/pdk/scripts/ ;\
+		cp runtime/split_one_spice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/split_spice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/staging_install.py @datadir@/pdk/scripts/ ;\
+		cp runtime/symbolbuilder.py @datadir@/pdk/scripts/ ;\
+		cp runtime/tksimpledialog.py @datadir@/pdk/scripts/ ;\
+		cp runtime/tooltip.py @datadir@/pdk/scripts/ ;\
+		cp runtime/treeviewchoice.py @datadir@/pdk/scripts/ ;\
+		cp runtime/treeviewsplit.py @datadir@/pdk/scripts/ ;\
 		echo "Common install:  Done." ;\
 	else \
 		echo "Common install:  @datadir@ is not writeable (ignoring)." ;\
diff --git a/common/README b/runtime/README
similarity index 100%
rename from common/README
rename to runtime/README
diff --git a/common/cace.py b/runtime/cace.py
similarity index 100%
rename from common/cace.py
rename to runtime/cace.py
diff --git a/common/cace_datasheet_upload.py b/runtime/cace_datasheet_upload.py
similarity index 100%
rename from common/cace_datasheet_upload.py
rename to runtime/cace_datasheet_upload.py
diff --git a/common/cace_design_upload.py b/runtime/cace_design_upload.py
similarity index 100%
rename from common/cace_design_upload.py
rename to runtime/cace_design_upload.py
diff --git a/common/cace_gensim.py b/runtime/cace_gensim.py
similarity index 100%
rename from common/cace_gensim.py
rename to runtime/cace_gensim.py
diff --git a/common/cace_launch.py b/runtime/cace_launch.py
similarity index 100%
rename from common/cace_launch.py
rename to runtime/cace_launch.py
diff --git a/common/cace_makeplot.py b/runtime/cace_makeplot.py
similarity index 100%
rename from common/cace_makeplot.py
rename to runtime/cace_makeplot.py
diff --git a/common/cdl2spi.py b/runtime/cdl2spi.py
similarity index 100%
rename from common/cdl2spi.py
rename to runtime/cdl2spi.py
diff --git a/common/change_gds_cell.py b/runtime/change_gds_cell.py
similarity index 100%
rename from common/change_gds_cell.py
rename to runtime/change_gds_cell.py
diff --git a/common/change_gds_date.py b/runtime/change_gds_date.py
similarity index 100%
rename from common/change_gds_date.py
rename to runtime/change_gds_date.py
diff --git a/common/change_gds_string.py b/runtime/change_gds_string.py
similarity index 100%
rename from common/change_gds_string.py
rename to runtime/change_gds_string.py
diff --git a/common/changepath.py b/runtime/changepath.py
similarity index 100%
rename from common/changepath.py
rename to runtime/changepath.py
diff --git a/common/changetech.sh b/runtime/changetech.sh
similarity index 100%
rename from common/changetech.sh
rename to runtime/changetech.sh
diff --git a/common/characterize_help.txt b/runtime/characterize_help.txt
similarity index 100%
rename from common/characterize_help.txt
rename to runtime/characterize_help.txt
diff --git a/common/cleanup_unref.py b/runtime/cleanup_unref.py
similarity index 100%
rename from common/cleanup_unref.py
rename to runtime/cleanup_unref.py
diff --git a/common/compare_dirs.py b/runtime/compare_dirs.py
similarity index 100%
rename from common/compare_dirs.py
rename to runtime/compare_dirs.py
diff --git a/common/config.py b/runtime/config.py
similarity index 100%
rename from common/config.py
rename to runtime/config.py
diff --git a/common/consoletext.py b/runtime/consoletext.py
similarity index 100%
rename from common/consoletext.py
rename to runtime/consoletext.py
diff --git a/common/create_gds_library.py b/runtime/create_gds_library.py
similarity index 100%
rename from common/create_gds_library.py
rename to runtime/create_gds_library.py
diff --git a/common/create_lef_library.py b/runtime/create_lef_library.py
similarity index 100%
rename from common/create_lef_library.py
rename to runtime/create_lef_library.py
diff --git a/common/create_lib_library.py b/runtime/create_lib_library.py
similarity index 100%
rename from common/create_lib_library.py
rename to runtime/create_lib_library.py
diff --git a/common/create_project.py b/runtime/create_project.py
similarity index 100%
rename from common/create_project.py
rename to runtime/create_project.py
diff --git a/common/create_spice_library.py b/runtime/create_spice_library.py
similarity index 100%
rename from common/create_spice_library.py
rename to runtime/create_spice_library.py
diff --git a/common/create_verilog_library.py b/runtime/create_verilog_library.py
similarity index 100%
rename from common/create_verilog_library.py
rename to runtime/create_verilog_library.py
diff --git a/common/editparam.py b/runtime/editparam.py
similarity index 100%
rename from common/editparam.py
rename to runtime/editparam.py
diff --git a/common/failreport.py b/runtime/failreport.py
similarity index 100%
rename from common/failreport.py
rename to runtime/failreport.py
diff --git a/common/find_all_devices.py b/runtime/find_all_devices.py
similarity index 100%
rename from common/find_all_devices.py
rename to runtime/find_all_devices.py
diff --git a/common/find_gds_prefix.py b/runtime/find_gds_prefix.py
similarity index 100%
rename from common/find_gds_prefix.py
rename to runtime/find_gds_prefix.py
diff --git a/common/fix_subckt_params.py b/runtime/fix_subckt_params.py
similarity index 100%
rename from common/fix_subckt_params.py
rename to runtime/fix_subckt_params.py
diff --git a/common/fixspice.py b/runtime/fixspice.py
similarity index 100%
rename from common/fixspice.py
rename to runtime/fixspice.py
diff --git a/common/foundry_install.py b/runtime/foundry_install.py
similarity index 100%
rename from common/foundry_install.py
rename to runtime/foundry_install.py
diff --git a/common/foundry_nodes.py b/runtime/foundry_nodes.py
similarity index 100%
rename from common/foundry_nodes.py
rename to runtime/foundry_nodes.py
diff --git a/common/gate_list.txt b/runtime/gate_list.txt
similarity index 100%
rename from common/gate_list.txt
rename to runtime/gate_list.txt
diff --git a/common/get_gds_date.py b/runtime/get_gds_date.py
similarity index 100%
rename from common/get_gds_date.py
rename to runtime/get_gds_date.py
diff --git a/common/helpwindow.py b/runtime/helpwindow.py
similarity index 100%
rename from common/helpwindow.py
rename to runtime/helpwindow.py
diff --git a/common/insert_property.py b/runtime/insert_property.py
similarity index 100%
rename from common/insert_property.py
rename to runtime/insert_property.py
diff --git a/common/listboxchoice.py b/runtime/listboxchoice.py
similarity index 100%
rename from common/listboxchoice.py
rename to runtime/listboxchoice.py
diff --git a/common/lvs_help.txt b/runtime/lvs_help.txt
similarity index 100%
rename from common/lvs_help.txt
rename to runtime/lvs_help.txt
diff --git a/common/make_icon_from_soft.py b/runtime/make_icon_from_soft.py
similarity index 100%
rename from common/make_icon_from_soft.py
rename to runtime/make_icon_from_soft.py
diff --git a/common/makestub.py b/runtime/makestub.py
similarity index 100%
rename from common/makestub.py
rename to runtime/makestub.py
diff --git a/common/manager_help.txt b/runtime/manager_help.txt
similarity index 100%
rename from common/manager_help.txt
rename to runtime/manager_help.txt
diff --git a/common/netlist_to_layout.py b/runtime/netlist_to_layout.py
similarity index 100%
rename from common/netlist_to_layout.py
rename to runtime/netlist_to_layout.py
diff --git a/common/orig/foundry_install.py b/runtime/orig/foundry_install.py
similarity index 100%
rename from common/orig/foundry_install.py
rename to runtime/orig/foundry_install.py
diff --git a/common/padframe_generator.py b/runtime/padframe_generator.py
similarity index 100%
rename from common/padframe_generator.py
rename to runtime/padframe_generator.py
diff --git a/common/pdk.bindkeys b/runtime/pdk.bindkeys
similarity index 100%
rename from common/pdk.bindkeys
rename to runtime/pdk.bindkeys
diff --git a/common/pdk.prm b/runtime/pdk.prm
similarity index 100%
rename from common/pdk.prm
rename to runtime/pdk.prm
diff --git a/common/pdk.tcl b/runtime/pdk.tcl
similarity index 100%
rename from common/pdk.tcl
rename to runtime/pdk.tcl
diff --git a/common/preproc.py b/runtime/preproc.py
similarity index 100%
rename from common/preproc.py
rename to runtime/preproc.py
diff --git a/common/print_subckt_params.py b/runtime/print_subckt_params.py
similarity index 100%
rename from common/print_subckt_params.py
rename to runtime/print_subckt_params.py
diff --git a/common/profile.py b/runtime/profile.py
similarity index 100%
rename from common/profile.py
rename to runtime/profile.py
diff --git a/common/project_manager.py b/runtime/project_manager.py
similarity index 99%
rename from common/project_manager.py
rename to runtime/project_manager.py
index c07ffb3..4747b52 100755
--- a/common/project_manager.py
+++ b/runtime/project_manager.py
@@ -274,8 +274,7 @@
         # TODO: stop hardwired default EFXH035B: get from an overall flow /ef/tech/.ef-config/plist.json
         # (or get it from the currently selected project)
         #EFABLESS PLATFORM
-        #TODO: Replace with PREFIX
-        for pdkdir_lr in glob.glob('/usr/share/pdk/*/libs.tech/'):
+        for pdkdir_lr in glob.glob('PREFIX'+'/*/libs.tech/'):
             pdkdir = os.path.split( os.path.split( pdkdir_lr )[0])[0]    # discard final .../libs.tech/
             (foundry, foundry_name, node, desc, status) = ProjectManager.pdkdir2fnd( pdkdir )
             if not foundry or not node:
diff --git a/common/qflow_help.txt b/runtime/qflow_help.txt
similarity index 100%
rename from common/qflow_help.txt
rename to runtime/qflow_help.txt
diff --git a/common/remove_specify.py b/runtime/remove_specify.py
similarity index 100%
rename from common/remove_specify.py
rename to runtime/remove_specify.py
diff --git a/common/rename_project.py b/runtime/rename_project.py
similarity index 100%
rename from common/rename_project.py
rename to runtime/rename_project.py
diff --git a/common/requirements.txt b/runtime/requirements.txt
similarity index 100%
rename from common/requirements.txt
rename to runtime/requirements.txt
diff --git a/common/settings.py b/runtime/settings.py
similarity index 100%
rename from common/settings.py
rename to runtime/settings.py
diff --git a/common/simhints.py b/runtime/simhints.py
similarity index 100%
rename from common/simhints.py
rename to runtime/simhints.py
diff --git a/common/soc_floorplanner.py b/runtime/soc_floorplanner.py
similarity index 100%
rename from common/soc_floorplanner.py
rename to runtime/soc_floorplanner.py
diff --git a/common/sort_pdkfiles.py b/runtime/sort_pdkfiles.py
similarity index 100%
rename from common/sort_pdkfiles.py
rename to runtime/sort_pdkfiles.py
diff --git a/common/spectre_to_spice.py b/runtime/spectre_to_spice.py
similarity index 100%
rename from common/spectre_to_spice.py
rename to runtime/spectre_to_spice.py
diff --git a/common/split_gds.py b/runtime/split_gds.py
similarity index 100%
rename from common/split_gds.py
rename to runtime/split_gds.py
diff --git a/common/split_one_spice.py b/runtime/split_one_spice.py
similarity index 100%
rename from common/split_one_spice.py
rename to runtime/split_one_spice.py
diff --git a/common/split_spice.py b/runtime/split_spice.py
similarity index 100%
rename from common/split_spice.py
rename to runtime/split_spice.py
diff --git a/common/staging_install.py b/runtime/staging_install.py
similarity index 100%
rename from common/staging_install.py
rename to runtime/staging_install.py
diff --git a/common/symbolbuilder.py b/runtime/symbolbuilder.py
similarity index 100%
rename from common/symbolbuilder.py
rename to runtime/symbolbuilder.py
diff --git a/common/tksimpledialog.py b/runtime/tksimpledialog.py
similarity index 100%
rename from common/tksimpledialog.py
rename to runtime/tksimpledialog.py
diff --git a/common/tooltip.py b/runtime/tooltip.py
similarity index 100%
rename from common/tooltip.py
rename to runtime/tooltip.py
diff --git a/common/treeviewchoice.py b/runtime/treeviewchoice.py
similarity index 100%
rename from common/treeviewchoice.py
rename to runtime/treeviewchoice.py
diff --git a/common/treeviewsplit.py b/runtime/treeviewsplit.py
similarity index 100%
rename from common/treeviewsplit.py
rename to runtime/treeviewsplit.py