Popular open-source relational database management system
MySQL is one of the world's most popular open-source relational database management systems. It's known for its reliability, ease of use, and performance. MySQL is widely used in web applications and is a central component of the LAMP stack.
In-memory data store used as database, cache, and message broker
Redis is an open-source, in-memory data structure store that can be used as a database, cache, streaming engine, and message broker. It supports various data structures like strings, hashes, lists, sets, and sorted sets. Redis is known for its exceptional performance, making it ideal for high-throughput applications.