# danube-messaging > Open-source publisher. Listings imported from github.com/danube-messaging — credited to the original author with their license. - **Listings:** 25 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/danube-messaging - **Website:** https://github.com/danube-messaging ## Published listings - [Key Shared Advanced](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-key-shared-advanced) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-key-shared-advanced` Advanced Key-Shared subscription tests: glob key filtering, partitioned key-shared, and poison message handling with failure policies. - [Setups](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-setups) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-setups` Overview of all Danube setup methods. Use when deciding how to run Danube — local binary, local source, Docker Compose, or Kubernetes. - [Security Rbac](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-security-rbac) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-security-rbac` End-to-end security setup — TLS certificates, broker auth configuration, JWT token management, RBAC roles and bindings, and verification that unauthorized access is rejected with PermissionDenied. - [Danube Cli](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-danube-cli) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-danube-cli` Data plane operations with danube-cli. Use for producing messages, consuming messages, and managing schemas from the command line. - [Cluster Health](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-cluster-health) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-cluster-health` Test cluster resilience under broker failures — follower restart, leader restart with re-election, topic reconciliation, and broker failover with topic reassignment. - [Schema Lifecycle](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-schema-lifecycle) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-schema-lifecycle` Test Danube's schema registry: registration, validation, compatibility modes, version selection, and schema evolution across producers and consumers. - [Kubernetes](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-kubernetes) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-kubernetes` Deploy Danube to Kubernetes using Helm charts. Use when the user wants to test in a Kubernetes-native environment with Kind or a managed cluster (EKS, GKE, AKS). - [Core Messaging](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-core-messaging) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-core-messaging` Test Danube's core messaging features: subscriptions, schemas, reliable delivery, and partitioned topics. Use when the user wants to test produce/consume with specific features. - [Docker Compose](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-docker-compose) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-docker-compose` Run Danube via Docker Compose with published container images. Use for multi-broker cluster testing with Prometheus, optional Admin UI, or MinIO cloud storage. - [Clients](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-clients) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-clients` Client library reference for generating test traffic. Use when writing producer/consumer code in Rust, Go, Python, or Java. - [Local Binary](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-local-binary) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-local-binary` Download pre-built Danube binaries and run brokers on the host. Use for quick testing without Docker or build tools. Supports standalone, cluster, and edge modes. - [Client Go](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-go) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-go` Go client library for Danube. Use when generating Go producer/consumer code for testing. - [Danube Admin](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-danube-admin) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-danube-admin` Control plane operations with danube-admin. Use for cluster management, broker operations, topic/namespace management, schema administration, and security. - [Configs](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-configs) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-configs` Manage Danube broker configurations. Use when you need to prepare a broker config file, understand when configs are needed (standalone vs cluster vs edge), or apply flavor overlays. - [Flavors](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-flavors) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-flavors` Configuration overlay reference. Use when you need to modify the default broker config for a specific scenario — cluster seed nodes, rebalancing, cloud storage, write buffer, TLS/JWT security. - [Client Rust](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-rust) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-rust` Rust client library for Danube. Use when generating Rust producer/consumer code for testing. - [Bring Up Cluster](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-bring-up-cluster) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-bring-up-cluster` Get a running Danube instance (standalone or cluster). Use when the user wants Danube running so they can interact with it — the simplest and most common scenario. - [Client Python](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-python) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-python` Python client library for Danube. Use when generating Python producer/consumer code for testing. - [Edge Mqtt](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-edge-mqtt) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-edge-mqtt` Test the Danube Edge broker as an MQTT gateway — topic mapping with wildcard extraction, schema validation at the edge, store-and-forward replication to the cluster, and full pipeline verification. - [Broker Scaling](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-broker-scaling) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-broker-scaling` Scale a Danube cluster up and down — add node (learner → voter → activate), rebalance topics, unload broker, remove node, and verify zero message loss during reliable topic moves. - [Reliable Delivery](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-reliable-delivery) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-reliable-delivery` Test Danube's reliable dispatch: NACK redelivery, ack timeout, failure policies (block/drop/dead-letter), and consumer reconnection failover. - [Local Source](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-local-source) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-local-source` Build Danube from source and run brokers locally via Makefile. Use when the user is developing on the Danube codebase and wants to test local changes. - [Subscription Patterns](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-subscription-patterns) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-subscription-patterns` Test Danube's two fundamental messaging patterns: pub-sub fan-out and queue work distribution. Validates message routing behavior with Exclusive and Shared subscriptions. - [Client Java](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-java) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-java` Java client library for Danube. Use when generating Java producer/consumer code for testing. - [Tools](https://agentstack.voostack.com/l/skill-danube-messaging-danube-agent-skills-tools) — Skill · Free · security-reviewed — `agentstack add skill-danube-messaging-danube-agent-skills-tools` Overview of Danube operational tools. Use to understand the difference between danube-cli (data plane) and danube-admin (control plane). --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.