Intel Realsense SDK setup 1. add pulic key sudo apt-key adv --keyserver keys.gnupg.net --recv-key C8B3A55A6F3EFCDE || sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-key C8B3A55A6F3EFCDE 2. add repo server 1. Ubuntu 18 sudo add-apt-repository "deb http://realsense-hw-public.s3.amazonaws.com/Debian/apt-repo bionic main" -u 2. Ubuntu 16 sudo add-apt-repository "deb htt。p://realsense-hw-public.s3.amazonaws.com/Debian/apt-repo xenial main" -u 3. Install lib 1.install lib sudo apt-get install librealsense2-dkms sudo apt-get install librealsense2-utils 2.install for dev sudo apt-get install librealsense2-dev sudo apt-get install librealsense2-dbg How to use realsense-viwer For Mac OS brew install libusb pkg-config brew install glfw3 brew install cmake git clone https://github.com/IntelRealSense/librealsense cd librealsense mkdir build && cd build cmake .. -DBUILD_EXAMPLES=true -DBUILD_WITH_OPENMP=false -DHWM_OVER_XU=false -G Xcode open librealsense2.xcodeproj