This is the bidder component to the RTB4FREE open source DSP. The bidder is a JAVA 11 based openRTB bidding system and built on top of Hazelcast, Postgres, Kafka, Mino/S3, Logstash, and Elastic Search.
The system is Dockerized and allows you to run a DSP totally within your own control. It comes with a React based campaign manager that uses a REST API to
WARNING: This is not a turnkey DSP.