dlq

A sample of non-blocking retries and dead letter topics (aka reliable reprocessing and dead letter queues) with Apache Kafka using Spring Boot and Spring Kafka.

Coding challenge w/ resilient,high availability and consistent patterns w/ robust deploy strategies using SQS, DynamoDB, Spring, OpenTelemetry, Karpenter, Istio, k8s and Grafana Stack

CLI to bring your messages back from SQS Dead Letter Queues.

High abstraction wrapper for Golang Rabbit MQ Client

Spring RabbitMQ Dead Letter Queue (DLQ) Example

kafka helper library

Self-hosted forensic debugger for cloud messaging — investigate DLQs, safely recover failed messages, and prove what happened with tamper-evident recovery evidence. Azure Service Bus (GA), AWS SQS/SNS & GCP Pub/Sub (Supported).

Don't blindly replay a dead-letter queue. A local-first CLI for inspecting, analyzing, classifying, and safely recovering failed messages — RabbitMQ and Redis Streams today, Kafka and SQS planned.

Code sample for Spring-friendly Kafka Streams Dead Letter Queue (KIP-1034) in Spring Kafka.

A source-available JVM pipeline kernel for policy-aware, benchmarkable operational data movement.

A fault-tolerant distributed job scheduler that delivers priority-based execution, tenant-aware fairness, and resilient checkpointed workloads with leader-elected high availability.

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.

Interactive browser simulator that visualizes delivery guarantees, idempotency, DLQ, Outbox and Inbox patterns across Azure Service Bus, Event Hubs, Event Grid, Kafka, RabbitMQ and more. Built for teaching Event-Driven Architecture.

Репозиторий для Spring-стартера, реализующий паттерны Inbox и Outbox

Go RabbitMQ library: auto-reconnect, channel pool, retry + backoff, and dead-letter queues.

Triage records in Kafka dead letter queue (DLQ) topics

Reliable webhook delivery service with retry logic, exponential backoff, DLQ, and delivery tracking. Built with Node.js, BullMQ, and PostgreSQL. Ideal for backend systems needing robust async communication.

TypeScript AWS SNS/SQS worker runtime, publishers, DLQ redrive, and OpenTelemetry helpers for Node.js services

OPS Agent will help you to analyze and debug ops (live operations) issues.

Simple project in Java with Spring Boot demonstrating the producer-consumer pattern using RabbitMQ for asynchronous message exchange, with Docker to facilitate the environment.