Howtoforge published a tutorial about installing Redis on Ubuntu 22.04.
How to Install Redis on Ubuntu 22.04
Redis is an open source in-memory key/value store used as a database, cache, and message broker. It is a distributed in-memory key-value database with optional durability. It supports common data structures such as strings, hashes, lists, sets, bitmaps, sorted sets, HyperlogLogs, streams, and geodata indexes with radius queries.