Istio vs Micro: What are the differences?
Istio: Open platform to connect, manage, and secure microservices, by Google, IBM, and Lyft. Istio is an open platform for providing a uniform way to integrate microservices, manage traffic flow across microservices, enforce policies and aggregate telemetry data. Istio's control plane provides an abstraction layer over the underlying cluster management platform, such as Kubernetes, Mesos, etc; Micro: A microservice toolkit. Micro provides the core requirements for building and managing microservices. It consists of a set of libraries and tools which are primarily geared towards development in the programming language Go, however looks to solve for other languages via HTTP using a Sidecar.
Istio and Micro can be categorized as "Microservices" tools.
Istio and Micro are both open source tools. It seems that Istio with 18.5K GitHub stars and 3.1K forks on GitHub has more adoption than Micro with 6.45K GitHub stars and 528 GitHub forks.