OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

QuestDB is a high performance, open-source, time-series database

Apache Kafka® running on Kubernetes

The Alexa Skills Kit SDK for Java helps you get a skill up and running quickly, letting you focus on skill logic instead of boilerplate code.

Unofficial port of Genkit in Java - Work in Progress