How to Install and Enable EPEL Repository on CentOS 8/7/6

In this article, you will learn how to install and enable EPEL repository on CentOS 8.x, CentOS 7.x and CentOS 6.x releases to install additional standard open-source software packages by using YUM and DNF package manager.

What is EPEL

EPEL (Extra Packages for Enterprise Linux) is an open-source and free community-based repository project from Fedora team which provides 100% high-quality add-on software packages for Linux distribution including RHEL (Red Hat Enterprise Linux), CentOS, and Scientific Linux.

EPEL project is not a part of RHEL/CentOS but it is designed for major Linux distributions by providing lots of open source packages like networking tools, sysadmin tools, programming, monitoring and so on. Most of the EPEL packages are maintained by Fedora repo.

Why we Use the EPEL Repository?

  1. Provides lots of open source packages to install via Yum and DNF.
  2. Epel repo is 100% open source and free to use.
  3. It does not provide any core duplicate packages and no compatibility issues.
  4. All EPEL packages are maintained by Fedora repo.

How to Install EPEL Repository on CentOS Server

To install EPEL repository on any CentOS releases, log in to your CentOS server instance as root user and run the commands as explained below as per your release version.

How to Install EPEL Repo on CentOS 8.x

# yum search epel-release
# yum info epel-release
# yum install epel-release
Install EPEL Repo on CentOS 8
Install EPEL Repo on CentOS 8

How to Install EPEL Repo on CentOS 7.x

# yum search epel-release
# yum info epel-release
# yum install epel-release
Install EPEL Repo on CentOS 7.x
Install EPEL Repo on CentOS 7.x

How to Install EPEL Repo on CentOS 6.x

# yum search epel-release
# yum info epel-release
# yum install epel-release
Install EPEL Repo on CentOS 6.x
Install EPEL Repo on CentOS 6.x

How Do I Verify EPEL Repo?

Now update the software packages and verify the installation of the EPEL repository using the following commands.

# yum update
# rpm -qa | grep epel
Verify Epel Repo Installation
Verify Epel Repo Installation

You can also verify that the EPEL repository is enabled on the system by listing all active repositories using the following command.

# yum repolist
List Yum Repositories
List Yum Repositories

To list the software packages that constitute the EPEL repository, run the command.

# dnf --disablerepo="*" --enablerepo="epel" list available
OR
# yum --disablerepo="*" --enablerepo="epel" list available
List Packages Available from Epel Repo
List Packages Available from Epel Repo

Alternatively, you can use the following grep command to search for individual package names as shown.

# yum --disablerepo="*" --enablerepo="epel" list available | grep 'htop'
OR
# dnf --disablerepo="*" --enablerepo="epel" list available | grep 'monitorix'
Search Packages in EPEL Repo
Search Packages in EPEL Repo

How Do I Use EPEL Repo to Install Packages?

Once the EPEL repository has been successfully installed, a package can be installed using the command.

# dnf --enablerepo="epel" install <package_name>
OR
# yum --enablerepo="epel" install <package_name>

For example, to search and install a package called htop – an interactive Linux process-viewer, run the following command.

# yum --enablerepo=epel info htop
Find Package Info
Find Package Info

Now, to install Htop package, the command will be.

# yum --enablerepo=epel install htop
Install Package from Epel Repo
Install Package from Epel Repo

Note: The EPEL configuration file is located under /etc/yum.repos.d/epel.repo.

Conclusion

In this article, you learned how to install the EPEL repository on CentOS 8.x, CentOS 7.x, and CentOS 6.x releases. We welcome you to try it out and share your feedback in the comment section below.

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205 thoughts on “How to Install and Enable EPEL Repository on CentOS 8/7/6”

  1. Trouble installing gdl on Centos 7 with epel-release, conflict with Python installed library. I updated Centos 7. Installed epel-release 7. when I run gdl is says the following:

    /bin/gdl
    /bin/gdl: relocation error: /bin/gdl: symbol _ZNK8wxWindow7IsShownEv, version WXU_3.0 not defined in file libwx_gtk3u_core-3.0.so.0 with link time reference
    
    Reply

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