diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index dc4db7659..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,88 +0,0 @@
-os: linux
-language: cpp
-
-# We want to run the `*_severe` debug and test targets; thus, we need
-# to enable ptrace capability for (L/A)SAN which is currently not possible
-# with container-based builds on travis-ci
-# TODO: revert to `sudo: false` once the following are fixed/made possible
-# - https://github.com/google/sanitizers/issues/764
-# - https://github.com/travis-ci/travis-ci/issues/9033
-sudo: required
-
-
-# List required addons:
-
-# - Test with clang and gcc compilers with minimum and default versions:
-#   Our `*_severe` debug and test targets require g++ >= 4.9 and clang++ >= 3.5
-
-# - creating doxygen documentations requires the packages: doxygen ... graphviz
-
-
-jobs:
-  fast_finish: true
-
-  include:
-    - compiler: gcc
-      addons:
-        apt:
-          sources: ['ubuntu-toolchain-r-test']
-          packages: ['g++-4.9', 'doxygen', 'doxygen-latex', 'doxygen-doc', 'doxygen-gui', 'graphviz']
-      env: MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9" ARE_BINUTILS_SAN_READY="true"
-
-    - compiler: gcc
-      addons:
-        apt:
-          sources: ['ubuntu-toolchain-r-test']
-          packages: ['doxygen', 'doxygen-latex', 'doxygen-doc', 'doxygen-gui', 'graphviz']
-      env: MATRIX_EVAL="echo Default gcc version" ARE_BINUTILS_SAN_READY="false"
-      #TODO: gcc-5.5.0 leads to error "/usr/bin/ld: unrecognized option '--push-state--no-as-needed'"
-      # --> update linker via updating "binutils"
-      # --> for now, skip sanitizer checks (TODO: fix so we don't need to skip)
-
-    - compiler: clang
-      addons:
-        apt:
-          sources: ['ubuntu-toolchain-r-test']
-          packages: ['clang-3.5', 'doxygen-latex', 'doxygen-doc', 'doxygen-gui', 'graphviz']
-      env: MATRIX_EVAL="CC=clang-3.5 && CXX=clang++-3.5" ARE_BINUTILS_SAN_READY="true"
-
-    - compiler: clang
-      addons:
-        apt:
-          sources: ['ubuntu-toolchain-r-test']
-          packages: ['doxygen', 'doxygen-latex', 'doxygen-doc', 'doxygen-gui', 'graphviz']
-      env: MATRIX_EVAL="echo Default clang version" ARE_BINUTILS_SAN_READY="true"
-
-
-
-before_install:
-  # set compiler and compiler versions
-  - eval "${MATRIX_EVAL}"
-  - ${CC} --version
-  - ${CXX} --version
-
-
-script:
-  # print compiler versions as seen by make
-  - make compiler_version
-  # compile and run optimized binary
-  - make clean bin bint_run
-  # compile and run (severe) debug binary and unit tests with sanitizers
-  - if [ "$ARE_BINUTILS_SAN_READY" = "true" ] ; then
-      make clean bin_debug_severe bint_run ;
-      ASAN_OPTIONS=detect_leaks=1 LSAN_OPTIONS=suppressions=.LSAN_suppr.txt make clean test_severe test_run ;
-    fi
-  # determine code coverage of unit tests
-  - make clean cov test_run
-  # check that doxygen generates documentation without warnings
-  - make doc
-
-before_cache:
-  # don't cache generated documentation files
-  - rm -rf doc/html
-
-after_success:
-  # have `codecov` collect code coverage results
-  - bash <(curl -s https://codecov.io/bash) || echo "Codecov did not collect coverage reports"
-  # clean up
-  - make clean
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 50b245e50..000000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-# Build matrix
-platform:
-  - x86
-  - x64
-
-# Allow to fail on first error in matrix
-# true = allow to fail on first error in matrix
-matrix:
-  fast_finish: true
-
-install:
-  - git submodule update --init --recursive
-
-# custom build scripts (instead of automatic MSBuild)
-# Note: appveyor doesn't have sanitizers -> cannot run *_severe test targets
-build_script:
-  - set PATH=%PATH%;c:\cygwin\bin
-  #- if "%PLATFORM%"=="x86" set PATH=%PATH%;c:\cygwin\bin
-  #- if "%PLATFORM%"=="x64" set PATH=%PATH%;c:\cygwin64\bin
-  # print compiler versions as seen by make
-  - make compiler_version
-  # compile and run optimized binary
-  - make clean bin bint_run
-  # compile and run debug binary
-  - make clean bin_debug bint_run
-  # compile and run unit tests
-  - make clean test test_run
-  # clean up
-  - make clean