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

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 for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Apache Fluss is a streaming storage built for real-time analytics.

Dagger is an easy-to-use, configuration over code, cloud-native framework built on top of Apache Flink for stateful processing of real-time streaming data.

Dimension UI is a desktop application designed to collect, store, visualize, and analyze real-time data

Apache Storm cluster on Docker

Dataflow pipeline for detecting anomalous transactions on the Ethereum and Bitcoin blockchains

Kotlin-AI-Cloud-Platform fuses cutting-edge AI/ML models, including NLP and image recognition, with Google Cloud integration. Features include automated Kubernetes/Docker orchestration, real-time big data analytics via Apache Spark, and secure microservices architecture. Optimized for high availability, low latency, and CI/CD workflows. @google

⚡ Real-time fraud & anomaly detection system for streaming transactions. Built with Kafka Streams + Isolation Forest ML. Low-latency processing, online learning, and scalable architecture for detecting fraud patterns in transaction data. 🚨🔍

Apache Fluss (Incubating) shaded artifacts repository

Real-time flight analytics platform using Apache Kafka & Kafka Streams, designed as a training task for Barkod Hackathon 2023 (Novi Sad). Demonstrates stream processing patterns for flight tracking, airport KPIs & real-time analytics.

A Spring Boot microservices backend (Java 17, Hibernate, MySQL) integrated with an MQTT broker for real-time fall detection data from ESP32 IoT devices. Includes Grafana visualization and C++ embedded firmware for sensor data publishing.

Reactive news analytics platform with real-time article streaming, sentiment analysis, and readability metrics. Built with Play Framework, Pekko Actors, and WebSockets. Includes CI/CD workflow.

Creating a project about Wikimedia using Kafka involves building a system that leverages Apache Kafka for data streaming and processing related to Wikimedia data.

Crowd management system dedicated to airports

Real-time fraud detection system for financial transactions using Change Data Capture (CDC), Apache Kafka, Debezium, MySQL, and Spring Boot. Monitors user activity across locations to identify suspicious patterns and block fraudulent accounts.