Free universal database tool and SQL client

Apache Pulsar - distributed pub-sub messaging system

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.

Generates a unified GraphQL schema from gRPC microservices and other Protobuf sources

Wizard Pager is a library that provides an example implementation of a Wizard UI on Android, it's based of Roman Nurik's wizard pager (https://github.com/romannurik/android-wizardpager)