diff --git a/install_depends.sh b/install_depends.sh
new file mode 100755
index 0000000..44e5da6
--- /dev/null
+++ b/install_depends.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
+echo "Adding external dependencies to ${SCRIPTPATH}"
+
+# create depends dir
+mkdir -p "${SCRIPTPATH}/depends/"
+
+# find out if the user has ANTS
+antspath=$( command -v antsRegistration )
+if [[ -z "${antspath}" ]]; then
+	echo "Environment variable ANTSPATH does not exist. Downloading and installing software to ${SCRIPTPATH}/depends/ANTs"
+    export ANTSPATH="$ANTSPATH:${SCRIPTPATH}/depends/ANTs"
+    export PATH="$PATH:$ANTSPATH"
+    mkdir -p "${SCRIPTPATH}/depends/ANTs" && \
+    curl -sSL "https://dl.dropbox.com/s/2f4sui1z6lcgyek/ANTs-Linux-centos5_x86_64-v2.2.0-0740f91.tar.gz" \
+    | tar -xzC "${SCRIPTPATH}/depends/ANTs" --strip-components 1
+fi
+
+
+# find out if user has c3d installed
+c3dpath=$( command -v c3d )
+if [[ -z "${c3dpath}" ]]; then
+	echo "Command c3d was not found. Downloading and installing software to ${SCRIPTPATH}/depends/c3d. Path will be added to PATH environment variable."
+    mkdir -p "${SCRIPTPATH}/depends/c3d/"
+    wget https://downloads.sourceforge.net/project/c3d/c3d/Nightly/c3d-nightly-Linux-x86_64.tar.gz && \
+    tar -xzvf c3d-nightly-Linux-x86_64.tar.gz && mv c3d-1.1.0-Linux-x86_64/* "${SCRIPTPATH}/depends/c3d/" && \
+    rm c3d-nightly-Linux-x86_64.tar.gz
+    export PATH="${SCRIPTPATH}/depends/c3d/c3d-1.1.0-Linux-x86_64/bin/:$PATH"
+fi