diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..2990a3f
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,344 @@
+name: GitHub Actions CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - develop
+      - githubactions*
+      - feature/**
+      - fix/**
+      - pr/**
+
+jobs:
+  posix:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: "GCC_VERSION=6 ASAN=off Job 4"
+            buildtype: "boost"
+            packages: "g++-6 valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            container: "ubuntu:14.04"
+            cxx: "gcc-6"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            gcc_version: "6"
+            asan: "off"
+          - name: "GCC_VERSION=7 ASAN=off Job 5"
+            buildtype: "boost"
+            packages: "g++-7 valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "gcc-7"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            gcc_version: "7"
+            asan: "off"
+          - name: "GCC_VERSION=8 ASAN=off Job 6"
+            buildtype: "boost"
+            packages: "g++-8 valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "gcc-8"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            gcc_version: "8"
+            asan: "off"
+          - name: "GCC_VERSION=9 ASAN=off Job 7"
+            buildtype: "boost"
+            packages: "g++-9 valgrind"
+            packages_to_remove: ""
+            os: "ubuntu-16.04"
+            cxx: "gcc-9"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            gcc_version: "9"
+            asan: "off"
+
+    runs-on: ${{ matrix.os }}
+    container: ${{ matrix.container }}
+
+    steps:
+      - name: Check if running in container
+        if: matrix.container != ''
+        run: echo "GHA_CONTAINER=${{ matrix.container }}" >> $GITHUB_ENV
+      - name: If running in container, upgrade packages
+        if: matrix.container != ''
+        run: |
+            sudo apt-get -o Acquire::Retries=3 update && DEBIAN_FRONTEND=noninteractive apt-get -y install tzdata && apt-get -o Acquire::Retries=3 install -y sudo software-properties-common wget curl apt-transport-https make apt-file sudo unzip libssl-dev build-essential autotools-dev autoconf automake g++ libc++-helpers python python-pip ruby cpio gcc-multilib g++-multilib pkgconf python3 python3-pip ccache libpython-dev
+            sudo apt-add-repository ppa:git-core/ppa
+            sudo apt-get -o Acquire::Retries=3 update && apt-get -o Acquire::Retries=3 -y install git
+            sudo python -m pip install --upgrade pip==20.3.4
+            sudo /usr/local/bin/pip install cmake
+
+      - uses: actions/checkout@v2
+
+      - name: linux
+        shell: bash
+        env:
+          CXX: ${{ matrix.cxx }}
+          SOURCES: ${{ matrix.sources }}
+          LLVM_OS: ${{ matrix.llvm_os }}
+          LLVM_VER: ${{ matrix.llvm_ver }}
+          PACKAGES: ${{ matrix.packages }}
+          PACKAGES_TO_REMOVE: ${{ matrix.packages_to_remove }}
+          JOB_BUILDTYPE: ${{ matrix.buildtype }}
+          ASAN: ${{ matrix.asan }}
+          MAC_OSX: ${{ matrix.mac_osx }}
+          GCC_VERSION: ${{ matrix.gcc_version }}
+          TRAVIS_BRANCH: ${{ github.base_ref }}
+          TRAVIS_OS_NAME: "linux"
+        run: |
+          echo '==================================> SETUP'
+          echo '==================================> PACKAGES'
+          set -e
+          if [ -n "$PACKAGES_TO_REMOVE" ]; then sudo apt-get purge -y $PACKAGES_TO_REMOVE; fi
+          echo ">>>>> APT: REPO.."
+          for i in {1..3}; do sudo -E apt-add-repository -y "ppa:ubuntu-toolchain-r/test" && break || sleep 2; done
+          
+          if test -n "${LLVM_OS}" ; then
+              wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+              if test -n "${LLVM_VER}" ; then
+                  sudo -E apt-add-repository "deb http://apt.llvm.org/${LLVM_OS}/ llvm-toolchain-${LLVM_OS}-${LLVM_VER} main"
+              else
+                  # Snapshot (i.e. trunk) build of clang
+                  sudo -E apt-add-repository "deb http://apt.llvm.org/${LLVM_OS}/ llvm-toolchain-${LLVM_OS} main"
+              fi
+          fi
+          echo ">>>>> APT: UPDATE.."
+          sudo -E apt-get -o Acquire::Retries=3 update
+          if test -n "${SOURCES}" ; then
+              echo ">>>>> APT: INSTALL SOURCES.."
+              for SOURCE in $SOURCES; do
+                  sudo -E apt-add-repository ppa:$SOURCE
+              done
+          fi
+          echo ">>>>> APT: INSTALL ${PACKAGES}.."
+          sudo -E DEBIAN_FRONTEND=noninteractive apt-get -o Acquire::Retries=3 -y --no-install-suggests --no-install-recommends install ${PACKAGES}
+
+          echo '==================================> INSTALL AND COMPILE'
+          set -e
+          export TRAVIS_BUILD_DIR=$(pwd)
+          export TRAVIS_BRANCH=${TRAVIS_BRANCH:-$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')}
+          export VCS_COMMIT_ID=$GITHUB_SHA
+          export GIT_COMMIT=$GITHUB_SHA
+          export REPO_NAME=$(basename $GITHUB_REPOSITORY)
+          export USER=$(whoami)
+          export CC=${CC:-gcc}
+          export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+          if [ "$JOB_BUILDTYPE" == "boost" ]; then
+
+          echo '==================================> INSTALL'
+
+          export CHECKOUT_PATH=`pwd`;
+          if [ -n "$GCC_VERSION" ]; then export CXX="g++-${GCC_VERSION}" CC="gcc-${GCC_VERSION}"; fi
+          if [ -n "$CLANG_VERSION" ]; then export CXXFLAGS="${CXXFLAGS} -stdlib=libstdc++" CXX="clang++-${CLANG_VERSION}" CC="clang-${CLANG_VERSION}"; fi
+          export DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
+          mkdir ${DEPS_DIR} && cd ${DEPS_DIR}
+          mkdir usr
+          export PATH=${DEPS_DIR}/usr/bin:${PATH}
+          if [[ "$MAC_OSX" == "true" ]]; then
+            export CMAKE_URL="http://www.cmake.org/files/v3.17/cmake-3.17.0-Darwin-x86_64.tar.gz"
+          else
+            export CMAKE_URL="http://www.cmake.org/files/v3.17/cmake-3.17.0-Linux-x86_64.tar.gz"
+          fi
+          wget --no-check-certificate --quiet -O - ${CMAKE_URL} | tar --strip-components=3 -xz -C usr
+
+          echo $PATH
+
+          $CXX --version || true
+          which $CXX || true
+          $CC --version || true
+          which $CC || true
+          which cmake || true
+          cmake --version || true
+          export CXXFLAGS="${CXXFLAGS} -Wall"
+
+          echo '==================================> SCRIPT'
+
+          cd $CHECKOUT_PATH
+          export ASANVARIANT="false"
+          if [[ "$ASAN" == "on" ]]; then export ASANVARIANT="true"; fi
+          for build_type in Debug Release; do
+            for asan_type in $ASANVARIANT; do
+              build_dir="build-$build_type-asan-$asan_type"
+              mkdir $build_dir
+              cd $build_dir
+              if [[ "$asan_type" == "true" ]]; then 
+                CXXFLAGS="$CXXFLAGS" cmake -DUSE_ASAN=true -DBOOST_BRANCH=$TRAVIS_BRANCH -DCMAKE_BUILD_TYPE=$build_type ..
+              else
+                cmake -DBOOST_BRANCH=$TRAVIS_BRANCH -DCMAKE_BUILD_TYPE=$build_type ..
+              fi
+              VERBOSE=1 make -j4 && CTEST_OUTPUT_ON_FAILURE=1 CTEST_PARALLEL_LEVEL=4 ASAN_OPTIONS=alloc_dealloc_mismatch=0 make check
+              if [ $? -ne 0 ]
+              then
+                exit 1
+              fi
+              cd ..
+              rm -rf $build_dir
+            done
+          done
+
+          fi
+  osx:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+#
+# Github Actions only supports certain Xcode versions
+# Change (or delete) the Xcode version for this job.
+# 
+#           - name: "ASAN=on MAC_OSX=true Job 0"
+#             buildtype: "boost"
+#             packages: ""
+#             os: "macos-10.15"
+#             cxx: "clang++"
+#             sources: ""
+#             llvm_os: ""
+#             llvm_ver: ""
+#             xcode_version: "8.3"
+#             asan: "on"
+#             mac_osx: "true"
+#
+# Github Actions only supports certain Xcode versions
+# Change (or delete) the Xcode version for this job.
+# 
+#           - name: "ASAN=on MAC_OSX=true Job 1"
+#             buildtype: "boost"
+#             packages: ""
+#             os: "macos-10.15"
+#             cxx: "clang++"
+#             sources: ""
+#             llvm_os: ""
+#             llvm_ver: ""
+#             xcode_version: "9.4"
+#             asan: "on"
+#             mac_osx: "true"
+          - name: "ASAN=on MAC_OSX=true Job 2"
+            buildtype: "boost"
+            packages: ""
+            os: "macos-10.15"
+            cxx: "clang++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            xcode_version: "10.3"
+            asan: "on"
+            mac_osx: "true"
+          - name: "ASAN=on MAC_OSX=true Job 3"
+            buildtype: "boost"
+            packages: ""
+            os: "macos-10.15"
+            cxx: "clang++"
+            sources: ""
+            llvm_os: ""
+            llvm_ver: ""
+            xcode_version: "11.4"
+            asan: "on"
+            mac_osx: "true"
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set DEVELOPER_DIR
+        if: matrix.xcode_version != ''
+        run: echo "DEVELOPER_DIR=/Applications/Xcode_${{ matrix.xcode_version }}.app/Contents/Developer" >> $GITHUB_ENV
+      - name: Test DEVELOPER_DIR
+        run: echo $DEVELOPER_DIR
+
+      - name: "osx"
+        shell: bash
+        env:
+          CXX: ${{ matrix.cxx }}
+          SOURCES: ${{ matrix.sources }}
+          LLVM_OS: ${{ matrix.llvm_os }}
+          LLVM_VER: ${{ matrix.llvm_ver }}
+          PACKAGES: ${{ matrix.packages }}
+          JOB_BUILDTYPE: ${{ matrix.buildtype }}
+          ASAN: ${{ matrix.asan }}
+          MAC_OSX: ${{ matrix.mac_osx }}
+          GCC_VERSION: ${{ matrix.gcc_version }}
+          TRAVIS_BRANCH: ${{ github.base_ref }}
+          TRAVIS_OS_NAME: "osx"
+        run: |
+          echo '==================================> SETUP'
+          set -e
+          sudo mv /Library/Developer/CommandLineTools /Library/Developer/CommandLineTools.bck
+          echo '==================================> PACKAGES'
+          echo '==================================> INSTALL AND COMPILE'
+          set -e
+          export TRAVIS_BUILD_DIR=$(pwd)
+          export TRAVIS_BRANCH=${TRAVIS_BRANCH:-$(echo $GITHUB_REF | awk 'BEGIN { FS = "/" } ; { print $3 }')}
+          export VCS_COMMIT_ID=$GITHUB_SHA
+          export GIT_COMMIT=$GITHUB_SHA
+          export REPO_NAME=$(basename $GITHUB_REPOSITORY)
+          export USER=$(whoami)
+          export CC=${CC:-gcc}
+          export PATH=~/.local/bin:/usr/local/bin:$PATH
+
+          if [ "$JOB_BUILDTYPE" == "boost" ]; then
+
+          echo '==================================> INSTALL'
+
+          export CHECKOUT_PATH=`pwd`;
+          if [ -n "$GCC_VERSION" ]; then export CXX="g++-${GCC_VERSION}" CC="gcc-${GCC_VERSION}"; fi
+          if [ -n "$CLANG_VERSION" ]; then export CXXFLAGS="${CXXFLAGS} -stdlib=libstdc++" CXX="clang++-${CLANG_VERSION}" CC="clang-${CLANG_VERSION}"; fi
+          export DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
+          mkdir ${DEPS_DIR} && cd ${DEPS_DIR}
+          mkdir usr
+          export PATH=${DEPS_DIR}/usr/bin:${PATH}
+          if [[ "$MAC_OSX" == "true" ]]; then
+            export CMAKE_URL="http://www.cmake.org/files/v3.17/cmake-3.17.0-Darwin-x86_64.tar.gz"
+          else
+            export CMAKE_URL="http://www.cmake.org/files/v3.17/cmake-3.17.0-Linux-x86_64.tar.gz"
+          fi
+          wget --no-check-certificate --quiet -O - ${CMAKE_URL} | tar --strip-components=3 -xz -C usr
+
+          echo $PATH
+
+          $CXX --version || true
+          which $CXX || true
+          $CC --version || true
+          which $CC || true
+          which cmake || true
+          cmake --version || true
+          export CXXFLAGS="${CXXFLAGS} -Wall"
+
+          echo '==================================> SCRIPT'
+
+          cd $CHECKOUT_PATH
+          export ASANVARIANT="false"
+          if [[ "$ASAN" == "on" ]]; then export ASANVARIANT="true"; fi
+          for build_type in Debug Release; do
+            for asan_type in $ASANVARIANT; do
+              build_dir="build-$build_type-asan-$asan_type"
+              mkdir $build_dir
+              cd $build_dir
+              if [[ "$asan_type" == "true" ]]; then 
+                CXXFLAGS="$CXXFLAGS" cmake -DUSE_ASAN=true -DBOOST_BRANCH=$TRAVIS_BRANCH -DCMAKE_BUILD_TYPE=$build_type ..
+              else
+                cmake -DBOOST_BRANCH=$TRAVIS_BRANCH -DCMAKE_BUILD_TYPE=$build_type ..
+              fi
+              VERBOSE=1 make -j4 && CTEST_OUTPUT_ON_FAILURE=1 CTEST_PARALLEL_LEVEL=4 ASAN_OPTIONS=alloc_dealloc_mismatch=0 make check
+              if [ $? -ne 0 ]
+              then
+                exit 1
+              fi
+              cd ..
+              rm -rf $build_dir
+            done
+          done
+
+          fi