Install Redis Stack on Linux

From the official Debian/Ubuntu APT Repository

You can install recent stable versions of Redis Stack from the official packages.redis.io APT repository. The repository currently supports Ubuntu Xenial (16.04), Ubuntu Bionic (18.04), and Ubuntu Focal (20.04). Add the repository to the apt index, update it and install:

curl -fsSL https://packages.redis.io/gpg | sudo gpg --dearmor -o /usr/share/keyrings/redis-archive-keyring.gpg
echo "deb [signed-by=/usr/share/keyrings/redis-archive-keyring.gpg] https://packages.redis.io/deb $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/redis.list
sudo apt-get update
sudo apt-get install redis-stack-server

From the official offical RPM Feed

You can install recent stable versions of Redis Stack from the official packages.redis.io YUM repository. The repository currently supports RHEL7/CentOS7, and RHEL8/Centos8. Add the repository to the repository index, and install the package.

Create the file /etc/yum.repos.d/redis.repo with the following contents

[Redis]
name=Redis
baseurl=http://packages.redis.io/rpm/rhel7
enabled=1
gpgcheck=1

curl -fsSL https://packages.redis.io/gpg > /tmp/redis.key
sudo rpm --import /tmp/redis.key
sudo yum install epel-release
sudo yum install redis-stack-server