diff --git a/CMakeLists.txt b/CMakeLists.txt
index 27c29861..695881be 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,6 +22,37 @@ endif()
 
 list( APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules" )
 
+function(get_linux_lsb_release_information)
+    find_program(LSB_RELEASE_EXEC lsb_release)
+    if(NOT LSB_RELEASE_EXEC)
+        message(FATAL_ERROR "Could not detect lsb_release executable, can not gather required information")
+    endif()
+
+    execute_process(COMMAND "${LSB_RELEASE_EXEC}" --short --id OUTPUT_VARIABLE LSB_RELEASE_ID_SHORT OUTPUT_STRIP_TRAILING_WHITESPACE)
+    execute_process(COMMAND "${LSB_RELEASE_EXEC}" --short --release OUTPUT_VARIABLE LSB_RELEASE_VERSION_SHORT OUTPUT_STRIP_TRAILING_WHITESPACE)
+    execute_process(COMMAND "${LSB_RELEASE_EXEC}" --short --codename OUTPUT_VARIABLE LSB_RELEASE_CODENAME_SHORT OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+    set(LSB_RELEASE_ID_SHORT "${LSB_RELEASE_ID_SHORT}" PARENT_SCOPE)
+    set(LSB_RELEASE_VERSION_SHORT "${LSB_RELEASE_VERSION_SHORT}" PARENT_SCOPE)
+    set(LSB_RELEASE_CODENAME_SHORT "${LSB_RELEASE_CODENAME_SHORT}" PARENT_SCOPE)
+endfunction()
+
+if(CMAKE_SYSTEM_NAME MATCHES "Linux")
+        find_package(cppzmq)
+        target_link_libraries(cppzmq)
+
+	get_linux_lsb_release_information()
+	message(STATUS "Linux ${LSB_RELEASE_ID_SHORT} ${LSB_RELEASE_VERSION_SHORT} ${LSB_RELEASE_CODENAME_SHORT}")
+	string(REGEX MATCHALL "([0-9]+)" arg_list ${LSB_RELEASE_VERSION_SHORT})
+	list( LENGTH arg_list listlen )
+	if (NOT listlen)
+		message(FATAL_ERROR "Could not detect Ubuntu version")
+	endif()
+	list(GET arg_list 0 output)
+	message("Ubuntu version is: ${output}")
+	add_definitions(-DPEERPLAYS_UBUNTU_VERSION=${output})
+endif()
+
 # function to help with cUrl
 macro(FIND_CURL)
    if (NOT WIN32 AND NOT APPLE AND CURL_STATICLIB)
diff --git a/Dockerfile b/Dockerfile
index a0494813..ffe89d9f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,8 +28,8 @@ RUN \
       libssl-dev \
       libtool \
       libzip-dev \
-      libzmq3-dev \
       locales \
+      lsb-release \
       mc \
       nano \
       net-tools \
@@ -40,6 +40,7 @@ RUN \
       python3 \
       python3-jinja2 \
       sudo \
+      systemd-coredump \
       wget
 
 ENV HOME /home/peerplays
@@ -53,6 +54,36 @@ RUN echo 'peerplays:peerplays' | chpasswd
 # SSH
 EXPOSE 22
 
+#===============================================================================
+# libzmq setup
+#===============================================================================
+
+WORKDIR /home/peerplays/
+
+RUN \
+    wget https://github.com/zeromq/libzmq/archive/refs/tags/v4.3.4.zip && \
+    unzip v4.3.4.zip && \
+    cd libzmq-4.3.4 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install
+
+#===============================================================================
+# cppzmq setup
+#===============================================================================
+
+WORKDIR /home/peerplays/
+
+RUN \
+    wget https://github.com/zeromq/cppzmq/archive/refs/tags/v4.8.1.zip && \
+    unzip v4.8.1.zip && \
+    cd cppzmq-4.8.1 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install   
+
 #===============================================================================
 # Peerplays setup
 #===============================================================================
diff --git a/Dockerfile.18.04 b/Dockerfile.18.04
index ecf668e3..7a82fbe7 100644
--- a/Dockerfile.18.04
+++ b/Dockerfile.18.04
@@ -13,7 +13,6 @@ RUN \
       bash \
       build-essential \
       ca-certificates \
-      cmake \
       dnsutils \
       doxygen \
       expect \
@@ -27,8 +26,8 @@ RUN \
       libssl-dev \
       libtool \
       libzip-dev \
-      libzmq3-dev \
       locales \
+      lsb-release \
       mc \
       nano \
       net-tools \
@@ -39,6 +38,7 @@ RUN \
       python3 \
       python3-jinja2 \
       sudo \
+      systemd-coredump \
       wget
 
 ENV HOME /home/peerplays
@@ -65,6 +65,49 @@ RUN \
     ./bootstrap.sh && \
     ./b2 install
 
+#===============================================================================
+# cmake setup
+#===============================================================================
+
+WORKDIR /home/peerplays/
+
+RUN \
+    cd src && \
+    wget -c 'https://cmake.org/files/v3.23/cmake-3.23.1-linux-x86_64.sh' -O cmake-3.23.1-linux-x86_64.sh && \
+    chmod 755 ./cmake-3.23.1-linux-x86_64.sh && \
+    ./cmake-3.23.1-linux-x86_64.sh --prefix=/usr/ --skip-license && \
+    cmake --version
+
+#===============================================================================
+# libzmq setup
+#===============================================================================
+
+WORKDIR /home/peerplays/
+
+RUN \
+    wget https://github.com/zeromq/libzmq/archive/refs/tags/v4.3.4.zip && \
+    unzip v4.3.4.zip && \
+    cd libzmq-4.3.4 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install
+
+#===============================================================================
+# cppzmq setup
+#===============================================================================
+
+WORKDIR /home/peerplays/
+
+RUN \
+    wget https://github.com/zeromq/cppzmq/archive/refs/tags/v4.8.1.zip && \
+    unzip v4.8.1.zip && \
+    cd cppzmq-4.8.1 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install   
+
 #===============================================================================
 # Peerplays setup
 #===============================================================================
diff --git a/README.md b/README.md
index 6883659d..58f42cb9 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,88 @@ This is a quick introduction to get new developers and witnesses up to speed on
 
 # Building and Installation Instructions
 
-Officially supported OS is Ubuntu 20.04.
+Officially supported OS is Ubuntu 18.04 and 20.04.
+
+# To build for Ubuntu 18.04:
+
+Following dependencies are needed for a clean install of Ubuntu 18.04:
+```
+sudo  apt-get install \
+      apt-utils autoconf bash build-essential ca-certificates dnsutils doxygen \
+      expect git graphviz libbz2-dev libcurl4-openssl-dev libncurses-dev \
+      libreadline-dev libsnappy-dev libssl-dev libtool libzip-dev locales \
+      lsb-release mc nano net-tools ntp openssh-server pkg-config perl \
+      python3 python3-jinja2 sudo systemd-coredump wget
+```
+# Boost setup
+```
+mkdir $HOME/src
+cd $HOME/src
+export BOOST_ROOT=$HOME/src/boost_1_67_0
+sudo apt-get update
+sudo apt-get install -y autotools-dev build-essential  libbz2-dev libicu-dev python-dev
+wget -c 'http://sourceforge.net/projects/boost/files/boost/1.67.0/boost_1_67_0.tar.bz2/download'\
+     -O boost_1_67_0.tar.bz2
+tar xjf boost_1_67_0.tar.bz2
+cd boost_1_67_0/
+./bootstrap.sh "--prefix=$BOOST_ROOT"
+./b2 install
+```
+# cmake setup
+```
+cd $HOME/src && \
+wget -c 'https://cmake.org/files/v3.23/cmake-3.23.1-linux-x86_64.sh' -O cmake-3.23.1-linux-x86_64.sh && \
+chmod 755 ./cmake-3.23.1-linux-x86_64.sh && \
+./cmake-3.23.1-linux-x86_64.sh --prefix=/usr/ --skip-license && \
+```
+# libzmq setup
+```
+cd $HOME/src && \
+wget https://github.com/zeromq/libzmq/archive/refs/tags/v4.3.4.zip && \
+unzip v4.3.4.zip && \
+cd libzmq-4.3.4 && \
+mkdir build && \
+cd build && \
+cmake .. && \
+make -j$(nproc) install
+```
+# cppzmq setup
+```
+cd $HOME/src && \
+wget https://github.com/zeromq/cppzmq/archive/refs/tags/v4.8.1.zip && \
+unzip v4.8.1.zip && \
+cd cppzmq-4.8.1 && \
+mkdir build && \
+cd build && \
+cmake .. && \
+make -j$(nproc) install
+```
+## Building Peerplays
+
+```
+mkdir $HOME/src
+cd $HOME/src
+git clone https://gitlab.com/PBSA/peerplays.git
+cd peerplays
+git submodule update --init --recursive
+
+# If you want to build Mainnet node
+cmake -DCMAKE_BUILD_TYPE=Release
+
+# If you want to build Testnet node
+cmake -DCMAKE_BUILD_TYPE=Release -DBUILD_PEERPLAYS_TESTNET=1
+
+# Update -j flag depending on your current system specs;
+# Recommended 4GB of RAM per 1 CPU core
+# make -j2 for 8GB RAM
+# make -j4 for 16GB RAM
+# make -j8 for 32GB RAM
+make -j$(nproc)
+
+make install # this can install the executable files under /usr/local
+```
+
+# To build for Ubuntu 20.04:
 
 Following dependencies are needed for a clean install of Ubuntu 20.04:
 ```
@@ -14,10 +95,31 @@ sudo apt-get install \
     apt-utils autoconf bash build-essential ca-certificates clang-format cmake \ 
     dnsutils doxygen expect git graphviz libboost-all-dev libbz2-dev \
     libcurl4-openssl-dev libncurses-dev libreadline-dev libsnappy-dev \
-    libssl-dev libtool libzip-dev libzmq3-dev locales mc nano net-tools ntp \
+    libssl-dev libtool libzip-dev libzmq3-dev locales lsb-release mc nano net-tools ntp \
     openssh-server pkg-config perl python3 python3-jinja2 sudo wget
 ```
 
+# libzmq setup
+```
+    wget https://github.com/zeromq/libzmq/archive/refs/tags/v4.3.4.zip && \
+    unzip v4.3.4.zip && \
+    cd libzmq-4.3.4 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install
+```
+# cppzmq setup
+
+```
+    wget https://github.com/zeromq/cppzmq/archive/refs/tags/v4.8.1.zip && \
+    unzip v4.8.1.zip && \
+    cd cppzmq-4.8.1 && \
+    mkdir build && \
+    cd build && \
+    cmake .. && \
+    make -j$(nproc) install
+```
 
 ## Building Peerplays