diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8084f41fd904beca1753e89a033792c1292622ca..374f3c72733dcf7e4029684e7bd880535adaadbf 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,15 +1,6 @@
 image: gitlab-registry.cern.ch/ci-tools/ci-worker:cc7
 
 compilation:
-    stage: build
-    tags:
-        - cvmfs
-    script:
-        - source /cvmfs/cms.cern.ch/cmsset_default.sh
-        - yum install -y openssl-devel python3 zsh
-        - make
-
-cmake:
     stage: build
     tags:
         - cvmfs
diff --git a/Makefile b/Makefile
deleted file mode 100644
index c8fd9ae20e0cf6fc1af2c9da4be547a264ad5b89..0000000000000000000000000000000000000000
--- a/Makefile
+++ /dev/null
@@ -1,60 +0,0 @@
-CMSSW ?= CMSSW_12_4_0
-GITLAB ?= https://gitlab.cern.ch
-ORIGIN ?= $(GITLAB)/cms-analysis/general/DasAnalysisSystem/Core.git
-BASE ?= $(PWD)
-TABLES ?= $(GITLAB)/cms-analysis/general/DasAnalysisSystem/tables.git
-
-.PHONY: all clean
-
-.NOTPARALLEL: all
-
-all: $(CMSSW) libgit2 TUnfold Darwin tables
-	cd $(CMSSW) && \
-	eval `scramv1 runtime -sh` && \
-	scram b
-
-TUnfold: $(CMSSW)
-	wget https://www.desy.de/~sschmitt/TUnfold/TUnfold_V17.9.tgz
-	mkdir -p TUnfold TUnfold/lib
-	mv TUnfold_V17.9.tgz TUnfold
-	cd TUnfold && tar xvzf TUnfold_V17.9.tgz
-	cd $(CMSSW) && eval `scramv1 runtime -sh` && \
-	cd $(BASE)/TUnfold && make lib TUNFOLDVERSION='V17' -j && \
-	mv -f libunfold.so lib/libtunfold.so && \
-	mv -f TUnfoldV17Dict_rdict.pcm lib/ && \
-	cd $(BASE)/$(CMSSW) && scram setup $(BASE)/tunfold.xml
-
-PlottingHelper: $(CMSSW)
-	git clone $(GITLAB)/cms-analysis/general/DasAnalysisSystem/PlottingHelper.git
-	cd $(CMSSW) && eval `scramv1 runtime -sh` && cd - && \
-    make -C PlottingHelper all -j2
-
-KinFitter: $(CMSSW)
-	# TODO
-
-FastNLO:
-	# TODO
-
-# TODO: improve make statement & better interface with content of xml file (using `xmllint` --> check availability in CI)
-Darwin: $(CMSSW) libgit2 tables
-	git clone $(GITLAB)/Proto/Darwin.git
-	cd $(CMSSW) && eval `scramv1 runtime -sh` && \
-	BOOST=$$(scram tool tag boost_header BOOSTHEADER_BASE) && \
-	cd $(BASE)/Darwin && make -j BOOST=$$BOOST && \
-	cd $(BASE)/$(CMSSW) && scram setup $(BASE)/darwin.xml
-
-libgit2: $(CMSSW)
-	cd $(BASE)/$(CMSSW) && eval `scramv1 runtime -sh` && scram setup $(BASE)/libgit2.xml
-
-$(CMSSW):
-	scramv1 project CMSSW $(CMSSW)
-	cd $(CMSSW)/src && eval `scramv1 runtime -sh` && \
-	git clone https://github.com/cms-jet/JetToolbox.git JMEAnalysis/JetToolbox -b jetToolbox_120X && \
-	(cd JMEAnalysis/JetToolbox; patch -p1 <../../../../jetToolbox_120X.patch) && \
-	git clone $(ORIGIN) Core
-
-tables:
-	git clone $(TABLES) $@
-
-clean:
-	@rm -rf $(CMSSW) TUnfold Darwin tables
diff --git a/darwin.xml b/darwin.xml
deleted file mode 100644
index 11f8a6169121d4f527fa20958054805ae24a78b6..0000000000000000000000000000000000000000
--- a/darwin.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<tool name="darwin" version="1.0"> <!-- TODO -->
-  <lib name="DarwinUserInfo"/>
-  <lib name="DarwinMetaInfo"/>
-  <lib name="DarwinOptions"/>
-  <lib name="DarwinObjects"/>
-  <lib name="DarwinDict"/>
-  <info url="https://protodarwin.docs.cern.ch"/>
-  <client>
-    <environment name="DARWIN" default="$CMSSW_BASE/../Darwin"/>
-    <environment name="INCLUDE" default="$DARWIN/interface"/>
-    <environment name="LIBDIR" default="$DARWIN/build/lib"/>
-  </client>
-  <use name="boost" />
-  <use name="boost_program_options" />
-  <runtime name="DARWIN_BASE" value="$DARWIN" type="path"/>
-  <runtime name="DARWIN_FIRE_AND_FORGET" value="$CMSSW_BASE/lib/$SCRAM_ARCH" type="path"/>
-  <runtime name="PATH" value="$DARWIN/build/bin" type="path"/>
-  <runtime name="LD_LIBRARY_PATH" value="$DARWIN/build/lib" type="path"/>
-  <runtime name="PYTHON3PATH" value="$DARWIN/build/python" type="path"/>
-  <runtime name="DARWIN_GIT_REPO" value="$CMSSW_BASE/src/Core" type="path"/>
-  <runtime name="DARWIN_TABLES" value="$CMSSW_BASE/../tables" type="path"/>
-</tool>
diff --git a/tunfold.xml b/tunfold.xml
deleted file mode 100644
index 473bf614426fcedec124756f99e640e85217f4f3..0000000000000000000000000000000000000000
--- a/tunfold.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<tool name="tunfold" version="17.9">
-  <lib name="tunfold"/>
-  <info url="https://www.desy.de/~sschmitt/tunfold.html"/>
-  <client>
-    <environment name="TUNFOLD_BASE" default="$CMSSW_BASE/../TUnfold"/>
-    <environment name="INCLUDE" default="$TUNFOLD_BASE"/>
-    <environment name="LIBDIR"  default="$TUNFOLD_BASE/lib"/>
-  </client>
-  <use name="root_cxxdefaults"/>
-  <lib name="XMLIO" />
-  <lib name="XMLParser" />
-  <runtime name="LD_LIBRARY_PATH" value="$LIBDIR" type="path"/>
-</tool>