consumer-lag

Kafka data generator and load testing tool - generate fake messages, simulate producers and consumers, test broker failures, and run chaos engineering scenarios

Client tool that exports the consumer lag of Kafka consumer groups to Prometheus or your terminal

A native macOS Kafka monitor. Read-only by design.

Input Plugin for Logstash retrieving data from Burrow API v3

Self-hosted Kafka UI with free-text search across topics (substring + JSON dotted-path), real-time consumer-lag charts, DLQ flow visualization, and reprocess-only DLQ writes. Solves kafka-ui's exact-match search limitation.

A Java Agent to expose consumer lag metrics to a JMX endpoint

Watch KEDA autoscale a .NET Kafka consumer group on real consumer lag: move a browser slider from 0 to 10,000 msg/s and see throughput, per-partition lag and pods react live.

From-scratch TypeScript message broker: topic pub/sub, competing-consumer work queues, consumer lag, sliding-window throughput, and delivery guarantees behind Kafka, RabbitMQ, and SQS.

👁️ Real-time Kafka monitoring sidebar for Kafbat/Kafka UI — topic throughput, consumer lag sorting, lag trends and ETA to zero

A cross-platform desktop app to browse Apache Kafka topics, messages, and consumer-group lag — with offset resets, a built-in demo cluster, and local-only credentials. Electron + React + TypeScript.