Kyoto Tycoon vs Vitess: What are the differences?

Developers describe Kyoto Tycoon as "A handy cache/storage server". Kyoto Tycoon is a lightweight database server with auto expiration mechanism, which is useful to handle cache data and persistent data of various applications. Kyoto Tycoon is also a package of network interface to the DBM called Kyoto Cabinet. On the other hand, Vitess is detailed as "It is a database clustering system for horizontal scaling of MySQL". It is a database solution for deploying, scaling and managing large clusters of MySQL instances. It’s architected to run as effectively in a public or private cloud architecture as it does on dedicated hardware. It combines and extends many important MySQL features with the scalability of a NoSQL database.

Kyoto Tycoon and Vitess belong to "Databases" category of the tech stack.