diff --git a/ci/Dockerfile/fedora23 b/ci/Dockerfile/fedora23
new file mode 100644
index 0000000..5c425a3
--- /dev/null
+++ b/ci/Dockerfile/fedora23
@@ -0,0 +1,5 @@
+FROM fedora:23
+RUN dnf -y install gcc-c++ flex bison git ctags cscope expat-devel patch zlib-devel zlib-static texinfo perl-bignum "perl(XML::Simple)" "perl(YAML)" "perl(XML::SAX)" "perl(Fatal)" "perl(Thread::Queue)" "perl(Env)" "perl(XML::LibXML)" "perl(Digest::SHA1)" libxml2-devel
+RUN dnf -y install which wget unzip tar cpio python bzip2 bc
+RUN dnf -y install findutils
+RUN dnf -y install ncurses-devel
diff --git a/ci/Dockerfile/fedora23.x86_64 b/ci/Dockerfile/fedora23.x86_64
new file mode 120000
index 0000000..5322ce7
--- /dev/null
+++ b/ci/Dockerfile/fedora23.x86_64
@@ -0,0 +1 @@
+fedora23
\ No newline at end of file
diff --git a/ci/Dockerfile/ubuntu1404 b/ci/Dockerfile/ubuntu1404
new file mode 100644
index 0000000..8acb932
--- /dev/null
+++ b/ci/Dockerfile/ubuntu1404
@@ -0,0 +1,10 @@
+FROM ubuntu:14.04
+# Don't ask. Ubuntu is awful.
+RUN sed -e 's/main$/main universe/' --in-place=orig /etc/apt/sources.list
+RUN DEBIAN_FRONTEND=noninteractive apt-get update
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -yy cscope ctags \
+  libz-dev libexpat-dev \
+  python language-pack-en texinfo \
+  build-essential g++ git bison flex unzip \
+  libxml-simple-perl libxml-sax-perl libxml2-dev libxml2-utils xsltproc
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -yy wget bc
diff --git a/ci/Dockerfile/ubuntu1404.ppc64le b/ci/Dockerfile/ubuntu1404.ppc64le
new file mode 120000
index 0000000..529a5fa
--- /dev/null
+++ b/ci/Dockerfile/ubuntu1404.ppc64le
@@ -0,0 +1 @@
+ubuntu1404
\ No newline at end of file
diff --git a/ci/Dockerfile/ubuntu1404.x86_64 b/ci/Dockerfile/ubuntu1404.x86_64
new file mode 120000
index 0000000..529a5fa
--- /dev/null
+++ b/ci/Dockerfile/ubuntu1404.x86_64
@@ -0,0 +1 @@
+ubuntu1404
\ No newline at end of file
diff --git a/ci/build-all-defconfigs.sh b/ci/build-all-defconfigs.sh
new file mode 100755
index 0000000..1730e28
--- /dev/null
+++ b/ci/build-all-defconfigs.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+set -ex
+set -eo pipefail
+
+DEFCONFIGS=`(cd openpower/configs; ls -1 *_defconfig)`
+
+if [ -z "$1" or ! -d "$1" ]; then
+	echo "No output directory specified"
+	exit 1;
+fi
+
+if [ -z "$CCACHE_DIR" ]; then
+	CCACHE_DIR=`pwd`/.op-build_ccache
+fi
+
+shopt -s expand_aliases
+source op-build-env
+
+for i in $DEFCONFIGS; do
+        op-build $i
+        echo 'BR2_CCACHE=y' >> output/.config
+        echo "BR2_CCACHE_DIR=\"$CCACHE_DIR\"" >> output/.config
+        echo 'BR2_CCACHE_INITIAL_SETUP=""' >> output/.config
+
+        op-build olddefconfig
+        op-build
+        r=$?
+        mkdir $1/$i-images
+        mv output/images/* $1/$i-images/
+        mv output/.config $1/$i-images/.config
+	lsb_release -a > $1/$i-images/lsb_release
+        rm -rf output/*
+        if [ $r -ne 0 ]; then
+        	exit $r
+        fi
+done
+
diff --git a/ci/build.sh b/ci/build.sh
new file mode 100755
index 0000000..d7e98ca
--- /dev/null
+++ b/ci/build.sh
@@ -0,0 +1,55 @@
+#!/bin/bash
+
+set -ex
+set -eo pipefail
+
+function run_docker
+{
+	$DOCKER_PREFIX docker run --cap-add=sys_admin --net=host --rm=true \
+	 --user="${USER}" -w "${PWD}" -v "${PWD}":"${PWD}":Z \
+         -t $1 $2
+}
+
+env
+
+if [ -d output-images ]; then
+	echo 'output-images already exists!';
+	exit 1;
+fi
+
+for distro in ubuntu1404 fedora23;
+do
+	base_dockerfile=ci/Dockerfile/$distro.`arch`
+	if [ ! -f $base_dockerfile ]; then
+	  echo '$distro not supported on `arch`.';
+	  continue
+	fi
+	if [[ -n "$HTTP_PROXY" ]]; then
+		http_proxy=$HTTP_PROXY
+	fi
+	if [[ -n "$http_proxy" ]]; then
+	  if [[ "$distro" == fedora23 ]]; then
+	    PROXY="RUN echo \"proxy=${http_proxy}\" >> /etc/dnf/dnf.conf"
+	  fi
+	  if [[ "$distro" == ubuntu1404 ]]; then
+	    PROXY="RUN echo \"Acquire::http::Proxy \\"\"${http_proxy}/\\"\";\" > /etc/apt/apt.conf.d/000apt-cacher-ng-proxy"
+	  fi
+        fi
+
+	Dockerfile=$(head -n1 $base_dockerfile; echo ${PROXY}; tail -n +2 $base_dockerfile; cat << EOF
+RUN groupadd -g ${GROUPS} ${USER} && useradd -d ${HOME} -m -u ${UID} -g ${GROUPS} ${USER}
+${PROXY}
+USER ${USER}
+ENV HOME ${HOME}
+EOF
+)
+	$DOCKER_PREFIX docker build -t openpower/op-build-$distro - <<< "${Dockerfile}"
+	mkdir -p output-images/$distro
+	run_docker openpower/op-build-$distro "./ci/build-all-defconfigs.sh output-images/$distro"
+	if [ $? = 0 ]; then
+		mv *-images output-$distro/
+	else
+		exit $?;
+	fi
+done;
+