Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala

Concord - workflow orchestration and continuous deployment management

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …

Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.

iWF is a Workflow-As-Code microservice orchestration platform offering an orchestration coding framework and service for building resilient, fault-tolerant, scalable long-running processes

Strongly typed HTTP/JSON APIs for browsers and microservices

A modern replacement for Redis and Memcached

A framework for distributed systems verification, with fault injection

Feign makes writing java http clients easier