CentOS is a super solid linux distro. However, its default repository’s packages are limited compared to Fedora. Even Fedora needs some additional repositories to havesoftware packages for daily usage, such as MPlayer, ffmpeg. Fortunately, some community maintained repositories provides these software. In this post, we introduce theses additional common repositories and how to install them into CentOS.
For the installation method, we use CentOS 7 as an example.

EPEL, or Extra Packages for Enterprise Linux, is community effort from the Fedora project to create a repository of high-quality packages for RHEL. It is compatible CentOS.
How to enable it:
# rpm -Uvh http://download.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-8.noarch.rpmLink: http://fedoraproject.org/wiki/EPEL/FAQ
A desktop and multimedia oriented RPM repository for EL. It contains a lot of graphical programs such as Ardour, but also text based apps line Cone.
How to enable it:
First, enable the EPEL repository. Then run,
# rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpmLink: https://li.nux.ro/repos.html
Google Chrome repositoryAdd the yum repository for installing Google Chrome from Google:
# echo "[google-chrome] name=google-chrome baseurl=http://dl.google.com/linux/chrome/rpm/stable/x86_64 enabled=1 gpgcheck=1 gpgkey=https://dl-ssl.google.com/linux/linux_signing_key.pub " > /etc/yum.repos.d/google-chrome.repoInstall Google Chrome:
# yum install google-chrome-stable -y