Free and Open Source, Distributed, RESTful Search Engine

Apache Kafka - A distributed event streaming platform

Apache Pulsar - distributed pub-sub messaging system

Logstash - transport and process your logs, events, or other data

Apache ZooKeeper

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID…

Kafka GUI for Apache Kafka to manage topics, topics data, consumers group, schema registry, connect and more...

Micro second messaging that stores everything to disk

Apache Avro is a data serialization system.

Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log-like data

A JVM-based Erlang VM

Waltz is a quorum-based distributed write-ahead log for replicating transactions

A Relational Database Backed by Apache Kafka

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