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What is Busly CLI?

Busly CLI is a lightweight, open source command-line tool that allows developers to send messages to an NServiceBus endpoint at the power of their fingertips — No boilerplate, no fuss, just messaging at your fingertips.

Built for speed and simplicity, this tool streamlines common messaging, testing, and debugging scenarios when working with NServiceBus and message-driven architectures. Busly CLI is fully cross-platform, running on Windows, macOS, and Linux, and offers multiple installation options to suit your workflow. Whether you’re validating endpoints, simulating events, or quickly implementing a proof of concept (POC) for a new messaging solution, this CLI lets you publish or send messages instantly, giving you full control of your distributed system from the command line.

Key Features​

  • 🚀 Send messages via CLI – Quickly send commands or publish events to NServiceBus endpoints.
  • 🧩 Supports custom message types – Define and send serialized payloads that match your message contracts.
  • 🌐 Supported transports – Works with Azure Service Bus, RabbitMQ, and AWS SQS.
  • ⚙️ Transport configuration file – Configure and easily switch between multiple transports. Transports can run on your local machine or be pointed to development, staging, or production environments.
  • 💻 Cross-platform support – Works seamlessly on Windows, macOS, and Linux.
  • 📦 Multiple installation options – Install via Chocolatey, Docker, .NET tool (via NuGet), or by downloading the binary directly from GitHub Releases.