OpenLegacy - API integration software
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Apache Kafka - Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.
Zoho CRM - Omnichannel CRM for Businesses of all sizes
Docker Hub - Docker Hub is a cloud-based registry service
Freshsales CRM - A full-fledged CRM for high-velocity sales teams.