Enterprise-Grade Messaging for the Modern World

MassTransit is the trusted messaging framework powering mission-critical applications in more than 100 countries across industries like finance, government, logistics, healthcare, and technology. Built for scale, security, and reliability, MassTransit helps enterprises accelerate innovation, reduce complexity, and deliver seamless experiences — without breaking the bank. From national governments ensuring critical infrastructure uptime to financial institutions processing millions of transactions daily, MassTransit is the foundation for scalable, event-driven architectures worldwide.

"MassTransit transformed the way we build distributed asynchronous applications, with robust scalability and reliability."
– CTO, Fortune 100 Company

  • Proven at Scale – Supporting billions of transactions across industries, MassTransit is engineered for high availability and resilience.
  • Built for the Enterprise – Designed to meet the demands of modern distributed systems with deep integration into RabbitMQ, Azure Service Bus, and Amazon SQS.
  • Open-Source Freedom, Commercial-Grade Support – Leverage the power of open source while benefiting from enterprise support, consulting, and SLAs.
  • Simplify the Complex – Reduce development time and operational overhead with robust orchestration, saga support, and fault-tolerant workflows.
  • Cloud-Native & Future-Ready – Seamlessly deploy across Kubernetes, serverless, hybrid, and multi-cloud environments.
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Bash
$dotnet add package MassTransit
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MassTransit: The Gold Standard for .NET Messaging

Built for .NET

  • Designed natively for .NET, leveraging modern async/await patterns and deep framework integration.
  • Supports RabbitMQ, Azure Service Bus, Amazon SQS, and Kafka out of the box.
  • Scales effortlessly from single-host applications to massive cloud deployments.

Simplifies Complexity

  • Code-first approach with intuitive APIs and powerful abstractions.
  • Saga state machines and built-in transactional support streamline complex workflows.
  • Eliminates boilerplate, reducing development time and operational overhead.

Enterprise-Ready

  • Trusted worldwide by enterprises in finance, government, healthcare, and tech.
  • High availability, fault tolerance, and observability baked in.
  • Commercial support available for teams that need enterprise-grade SLAs.