diff --git a/.github/workflows/buildcheck.yml b/.github/workflows/buildcheck.yml
index 989461e8..670d73ea 100644
--- a/.github/workflows/buildcheck.yml
+++ b/.github/workflows/buildcheck.yml
@@ -15,53 +15,30 @@ jobs:
         with:
           submodules: true
 
-      - name: Install pyenv
-        run: |
-          # Needed for using exact python version, which is
-          # required in `Pipfile`.
-          # Make sure it is aligned with vss-tools/Pipfile
-          curl https://pyenv.run | bash
-          export PATH="$HOME/.pyenv/bin:$PATH"
-          pyenv install 3.10.6
-
       - name: Install vss-tools dependencies
         run: |
           python -V
           python -m pip --quiet --no-input install --upgrade pip
-          python -m pip --quiet --no-input install --upgrade pipenv wheel
-          pipenv --version
-          pipenv run python --version
+          python -m pip --quiet --no-input install --upgrade  wheel
           cd vss-tools
+          pip install -e .
+          pip install pytest
           sudo apt install -y protobuf-compiler
-          pipenv install
           echo done!
-          pipenv run python setup.py install
-        env:
-          PIPENV_VENV_IN_PROJECT: 1
 
       - name: Test mandatory targets
         run: |
-          pipenv install
-          pipenv run make mandatory_targets
-        env:
-          PIPENV_PIPFILE: ./vss-tools/Pipfile
-          PIPENV_VENV_IN_PROJECT: 1
+          make mandatory_targets
 
       - name: Test that ddsidl is correct
         run: |
           # Ignore vss-tools Pipfile for this use-case
-          pipenv install --ignore-pipfile cyclonedds
-          pipenv run idlc *.idl
-        env:
-          PIPENV_VENV_IN_PROJECT: 1
+          pip install cyclonedds
+          idlc *.idl
 
       - name: Test optional targets. NOTE - always succeeds
         run: |
-          pipenv install
-          pipenv run make -k optional_targets || true
-        env:
-          PIPENV_PIPFILE: ./vss-tools/Pipfile
-          PIPENV_VENV_IN_PROJECT: 1
+          make -k optional_targets || true
 
       - name: Install hugo
         env:
diff --git a/Makefile b/Makefile
index b77ca489..f8281d1e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 #
 # Makefile to generate specifications
+# NOTE: You must have installed vss-tools before using this Makefile, see README
 #
 
 .PHONY: clean all mandatory_targets json franca yaml csv ddsidl tests binary protobuf ttl graphql ocf c overlays id jsonschema
@@ -20,53 +21,54 @@ optional_targets: clean protobuf ttl
 
 TOOLSDIR?=./vss-tools
 COMMON_ARGS=-u ./spec/units.yaml --strict
+COMMON_VSPEC_ARG=-s ./spec/VehicleSignalSpecification.vspec
 
 json:
-	${TOOLSDIR}/vspec2json.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).json
+	vspec export json ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).json
 
 json-noexpand:
-	${TOOLSDIR}/vspec2json.py ${COMMON_ARGS} --no-expand ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION)_noexpand.json
+	vspec export json ${COMMON_ARGS} --no-expand ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION)_noexpand.json
 
 jsonschema:
-	${TOOLSDIR}/vspec2jsonschema.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).jsonschema
+	vspec export jsonschema ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).jsonschema
 
 franca:
-	${TOOLSDIR}/vspec2franca.py --franca-vss-version $$(cat VERSION) ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).fidl
+	vspec export franca --franca-vss-version $$(cat VERSION) ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).fidl
 
 yaml:
-	${TOOLSDIR}/vspec2yaml.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).yaml
+	vspec export yaml ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).yaml
 
 csv:
-	${TOOLSDIR}/vspec2csv.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).csv
+	vspec export csv ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).csv
 
 ddsidl:
-	${TOOLSDIR}/vspec2ddsidl.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).idl
+	vspec export ddsidl ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).idl
 
 # Verifies that supported overlay combinations are syntactically correct.
 overlays:
-	${TOOLSDIR}/vspec2json.py ${COMMON_ARGS} -o overlays/profiles/motorbike.vspec ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION)_motorbike.json
-	${TOOLSDIR}/vspec2json.py ${COMMON_ARGS} -o overlays/extensions/dual_wiper_systems.vspec ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION)_dualwiper.json
-	${TOOLSDIR}/vspec2json.py ${COMMON_ARGS} -o overlays/extensions/OBD.vspec ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION)_obd.json
+	vspec export json ${COMMON_ARGS} -l overlays/profiles/motorbike.vspec ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION)_motorbike.json
+	vspec export json ${COMMON_ARGS} -l overlays/extensions/dual_wiper_systems.vspec ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION)_dualwiper.json
+	vspec export json ${COMMON_ARGS} -l overlays/extensions/OBD.vspec ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION)_obd.json
 
 tests:
 	PYTHONPATH=${TOOLSDIR} pytest
 
 binary:
 	cd ${TOOLSDIR}/binary && $(MAKE)
-	${TOOLSDIR}/vspec2binary.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).binary
+	vspec export binary ${COMMON_ARGS} ${COMMON_VSPEC_ARG} --bintool-dll ${TOOLSDIR}/binary/binarytool.so -o vss_rel_$$(cat VERSION).binary
 
 protobuf:
-	${TOOLSDIR}/vspec2protobuf.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).proto
+	vspec export protobuf ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).proto
 
 graphql:
-	${TOOLSDIR}/vspec2graphql.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).graphql.ts
+	vspec export graphql ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).graphql.ts
 
 # vspec2ttl does not use common generator framework
 ttl:
 	${TOOLSDIR}/contrib/vspec2ttl/vspec2ttl.py -u ./spec/units.yaml ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).ttl
 
 id:
-	${TOOLSDIR}/vspec2id.py ${COMMON_ARGS} ./spec/VehicleSignalSpecification.vspec vss_rel_$$(cat VERSION).vspec
+	vspec export id ${COMMON_ARGS} ${COMMON_VSPEC_ARG} -o vss_rel_$$(cat VERSION).vspec
 
 clean:
 	cd ${TOOLSDIR}/binary && $(MAKE) clean
diff --git a/vss-tools b/vss-tools
index 39be8c3d..802dc94f 160000
--- a/vss-tools
+++ b/vss-tools
@@ -1 +1 @@
-Subproject commit 39be8c3dc3bf60a4ae02756dba7468b2b48b654d
+Subproject commit 802dc94f31818e31de8d3b6241d78d5e1ccfd5b4