Tecadmin published a tutorial about installing Redis on Ubuntu 20.04 LTS.

How to Install Redis on Ubuntu 20.04

Redis is an in-memory data structure store, used as a database server, cache, and message broker. Redis is written in C programming language. It also provides a PHP module for communication between PHP script with the Redis server. This tutorial will help you to install Redis server along with PHP extensions on an Ubuntu 20.04 LTS system.

How to Install Redis on Ubuntu 20.04