MassTransit 8.1.0
MassTransit
MassTransit provides a developer-focused, modern platform for creating distributed applications without complexity.
- First class testing support
- Write once, then deploy using RabbitMQ, Azure Service Bus, and Amazon SQS
- Observability via Open Telemetry (OTEL)
- Fully-supported, widely-adopted, a complete end-to-end solution
Documentation
Get started by reading through the documentation.
Build Status
| Branch | Status |
|---|---|
| master |  |
| develop |  |
MassTransit NuGet Packages
The following NuGet packages are the currently supported.
Transports
- MassTransit.ActiveMQ
- MassTransit.AmazonSQS
- MassTransit.Azure.ServiceBus.Core
- MassTransit.RabbitMQ
- Riders
Saga Persistence
- MassTransit.AmazonS3
- MassTransit.Azure.Cosmos
- MassTransit.Azure.Cosmos.Table
- MassTransit.DapperIntegration
- MassTransit.DynamoDb
- MassTransit.EntityFramework
- MassTransit.EntityFrameworkCore
- MassTransit.Marten
- MassTransit.MongoDb
- MassTransit.NHibernate
- MassTransit.Redis
Message Data
Scheduling
Interoperability
Other
- MassTransit.Analyzers
- MassTransit.SignalR
- MassTransit.Prometheus
- MassTransit.StateMachineVisualizer
- MassTransit.TestFramework
Deprecated Packages
The following packages from earlier versions of MassTransit are no longer supported.
- Automatonymous
- Automatonymous.NHibernate
- Automatonymous.Visualizer
- GreenPipes
- MassTransit.ApplicationInsights
- MassTransit.AspNetCore
- MassTransit.Autofac
- MassTransit.Automatonymous
- MassTransit.Automatonymous.Autofac
- MassTransit.Automatonymous.Extensions.DependencyInjection
- MassTransit.Automatonymous.Lamar
- MassTransit.Automatonymous.SimpleInjector
- MassTransit.Automatonymous.StructureMap
- MassTransit.Automatonymous.Windsor
- MassTransit.AzureServiceBus
- MassTransit.CastleWindsor
- MassTransit.Extensions.DependencyInjection
- MassTransit.Extensions.Logging
- MassTransit.Host
- MassTransit.Http
- MassTransit.Lamar
- MassTransit.Log4Net
- MassTransit.MSMQ
- MassTransit.Ninject
- MassTransit.NLog
- MassTransit.Platform.Abstractions
- MassTransit.Reactive
- MassTransit.SerilogIntegration
- MassTransit.SimpleInjector
- MassTransit.StructureMap
- MassTransit.StructureMapSigned
- MassTransit.Unity
Discord
Get help live at the MassTransit Discord server.
GitHub Issues
Please do not open an issue on GitHub, unless you have spotted an actual bug in MassTransit.
Use GitHub Discussions to ask questions, bring up ideas, or other general items. Issues are not the place for questions, and will either be converted to a discussion or closed.
No packages depend on MassTransit.
.NET Framework 4.6.2
- MassTransit.Abstractions (>= 8.1.0)
- Microsoft.Bcl.AsyncInterfaces (>= 6.0.0)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 6.0.1)
- Microsoft.Extensions.Hosting.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Logging.Abstractions (>= 6.0.1)
- Microsoft.Extensions.Options (>= 6.0.0)
- System.Diagnostics.DiagnosticSource (>= 6.0.1)
- System.Text.Json (>= 6.0.8)
- System.Threading.Channels (>= 6.0.0)
- System.Threading.Tasks.Extensions (>= 4.5.4)
.NET 7.0
- System.Threading.Channels (>= 7.0.0)
- System.Reflection.Emit.Lightweight (>= 4.7.0)
- System.Reflection.Emit (>= 4.7.0)
- System.Text.Json (>= 7.0.3)
- Microsoft.Extensions.Options (>= 7.0.1)
- System.Diagnostics.DiagnosticSource (>= 7.0.1)
- Microsoft.Extensions.Logging.Abstractions (>= 7.0.1)
- Microsoft.Extensions.Hosting.Abstractions (>= 7.0.0)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 7.0.0)
- MassTransit.Abstractions (>= 8.1.0)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 7.0.1)
.NET Standard 2.0
- MassTransit.Abstractions (>= 8.1.0)
- Microsoft.Bcl.AsyncInterfaces (>= 6.0.0)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 6.0.1)
- Microsoft.Extensions.Hosting.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Logging.Abstractions (>= 6.0.1)
- Microsoft.Extensions.Options (>= 6.0.0)
- System.Diagnostics.DiagnosticSource (>= 6.0.1)
- System.Reflection.Emit (>= 4.7.0)
- System.Reflection.Emit.Lightweight (>= 4.7.0)
- System.Text.Json (>= 6.0.8)
- System.Threading.Channels (>= 6.0.0)
- System.Threading.Tasks.Extensions (>= 4.5.4)
.NET Standard 2.1
- MassTransit.Abstractions (>= 8.1.0)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 6.0.1)
- Microsoft.Extensions.Hosting.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Logging.Abstractions (>= 6.0.1)
- Microsoft.Extensions.Options (>= 6.0.0)
- System.Diagnostics.DiagnosticSource (>= 6.0.1)
- System.Reflection.Emit (>= 4.7.0)
- System.Reflection.Emit.Lightweight (>= 4.7.0)
- System.Text.Json (>= 6.0.8)
- System.Threading.Channels (>= 6.0.0)
.NET 6.0
- MassTransit.Abstractions (>= 8.1.0)
- Microsoft.Extensions.Diagnostics.HealthChecks (>= 6.0.1)
- Microsoft.Extensions.DependencyInjection.Abstractions (>= 6.0.0)
- Microsoft.Extensions.Logging.Abstractions (>= 6.0.1)
- Microsoft.Extensions.Hosting.Abstractions (>= 6.0.0)
- System.Text.Json (>= 6.0.8)
- System.Reflection.Emit.Lightweight (>= 4.7.0)
- System.Reflection.Emit (>= 4.7.0)
- System.Diagnostics.DiagnosticSource (>= 6.0.1)
- Microsoft.Extensions.Options (>= 6.0.0)
- System.Threading.Channels (>= 6.0.0)
| Version | Downloads | Last updated |
|---|---|---|
| 9.0.0-develop.27 | 61 | 12/05/2025 |
| 9.0.0-develop.26 | 53 | 12/04/2025 |
| 9.0.0-develop.25 | 18 | 12/02/2025 |
| 9.0.0-develop.18 | 42 | 11/18/2025 |
| 8.5.7 | 59 | 12/03/2025 |
| 8.5.7-develop.2404 | 57 | 12/03/2025 |
| 8.5.6 | 21 | 11/29/2025 |
| 8.5.6-develop.2396 | 36 | 11/22/2025 |
| 8.5.6-develop.2395 | 61 | 11/20/2025 |
| 8.5.5 | 15 | 10/24/2025 |
| 8.5.5-develop.2390 | 52 | 10/18/2025 |
| 8.5.5-develop.2385 | 44 | 10/17/2025 |
| 8.5.5-develop.2383 | 44 | 10/16/2025 |
| 8.5.5-develop.2382 | 28 | 10/15/2025 |
| 8.5.5-develop.2378 | 34 | 10/08/2025 |
| 8.5.4 | 60 | 10/06/2025 |
| 8.5.4-develop.2375 | 39 | 10/03/2025 |
| 8.5.4-develop.2374 | 60 | 10/02/2025 |
| 8.5.4-develop.2373 | 59 | 09/28/2025 |
| 8.5.3 | 20 | 09/25/2025 |
| 8.5.3-develop.2368 | 59 | 09/21/2025 |
| 8.5.3-develop.2365 | 20 | 09/19/2025 |
| 8.5.3-develop.2364 | 55 | 09/08/2025 |
| 8.5.3-develop.2360 | 67 | 08/24/2025 |
| 8.5.3-develop.2359 | 19 | 08/14/2025 |
| 8.5.3-develop.2358 | 65 | 08/11/2025 |
| 8.5.2 | 59 | 08/11/2025 |
| 8.5.2-develop.2351 | 64 | 08/11/2025 |
| 8.5.2-develop.2350 | 24 | 08/11/2025 |
| 8.5.2-develop.2349 | 58 | 07/31/2025 |
| 8.5.2-develop.2347 | 59 | 07/28/2025 |
| 8.5.2-develop.2346 | 28 | 07/27/2025 |
| 8.5.2-develop.2343 | 54 | 08/26/2025 |
| 8.5.2-develop.2342 | 58 | 07/27/2025 |
| 8.5.2-develop.2341 | 51 | 07/26/2025 |
| 8.5.1 | 24 | 07/16/2025 |
| 8.5.1-develop.2336 | 56 | 07/09/2025 |
| 8.5.1-develop.2333 | 55 | 07/09/2025 |
| 8.5.1-develop.2332 | 37 | 07/09/2025 |
| 8.5.1-develop.2331 | 67 | 07/08/2025 |
| 8.5.1-develop.2328 | 24 | 07/02/2025 |
| 8.5.1-develop.2326 | 29 | 07/01/2025 |
| 8.5.1-develop.2325 | 23 | 06/29/2025 |
| 8.5.0 | 25 | 06/27/2025 |
| 8.5.0-develop.2311 | 59 | 06/21/2025 |
| 8.5.0-develop.2309 | 56 | 06/13/2025 |
| 8.5.0-develop.2307 | 56 | 06/14/2025 |
| 8.5.0-develop.2305 | 57 | 06/09/2025 |
| 8.5.0-develop.2304 | 51 | 06/01/2025 |
| 8.5.0-develop.2303 | 68 | 05/23/2025 |
| 8.5.0-develop.2302 | 59 | 05/24/2025 |
| 8.4.1 | 27 | 05/16/2025 |
| 8.4.1-develop.2297 | 27 | 06/01/2025 |
| 8.4.1-develop.2280 | 69 | 05/09/2025 |
| 8.4.1-develop.2277 | 53 | 05/10/2025 |
| 8.4.1-develop.2274 | 59 | 05/11/2025 |
| 8.4.1-develop.2269 | 34 | 04/30/2025 |
| 8.4.1-develop.2268 | 61 | 04/30/2025 |
| 8.4.1-develop.2264 | 29 | 04/26/2025 |
| 8.4.1-develop.2262 | 40 | 04/28/2025 |
| 8.4.1-develop.2259 | 35 | 07/31/2025 |
| 8.4.1-develop.2256 | 62 | 04/25/2025 |
| 8.4.1-develop.2255 | 57 | 04/03/2025 |
| 8.4.1-develop.2253 | 64 | 03/29/2025 |
| 8.4.1-develop.2250 | 80 | 03/29/2025 |
| 8.4.1-develop.2247 | 36 | 03/29/2025 |
| 8.4.1-develop.2245 | 66 | 03/29/2025 |
| 8.4.0 | 60 | 03/31/2025 |
| 8.4.0-develop.2236 | 28 | 03/17/2025 |
| 8.3.7 | 35 | 03/17/2025 |
| 8.3.7-develop.2227 | 17 | 08/17/2025 |
| 8.3.7-develop.2225 | 31 | 03/14/2025 |
| 8.3.7-develop.2222 | 33 | 04/28/2025 |
| 8.3.7-develop.2221 | 34 | 02/28/2025 |
| 8.3.7-develop.2216 | 36 | 02/15/2025 |
| 8.3.7-develop.2215 | 33 | 03/10/2025 |
| 8.3.6 | 43 | 02/01/2025 |
| 8.3.5 | 67 | 01/29/2025 |
| 8.3.5-develop.2176 | 43 | 01/25/2025 |
| 8.3.5-develop.2174 | 36 | 01/23/2025 |
| 8.3.5-develop.2173 | 27 | 01/10/2025 |
| 8.3.5-develop.2166 | 32 | 01/16/2025 |
| 8.3.5-develop.2164 | 31 | 01/10/2025 |
| 8.3.5-develop.2163 | 34 | 01/03/2025 |
| 8.3.5-develop.2161 | 38 | 01/03/2025 |
| 8.3.4 | 38 | 01/03/2025 |
| 8.3.3 | 38 | 01/03/2025 |
| 8.3.2 | 37 | 01/03/2025 |
| 8.3.1 | 40 | 11/14/2024 |
| 8.3.0 | 38 | 01/03/2025 |
| 8.2.5 | 40 | 11/14/2024 |
| 8.2.4 | 39 | 01/03/2025 |
| 8.2.3 | 44 | 01/03/2025 |
| 8.2.2 | 31 | 01/03/2025 |
| 8.2.1 | 79 | 01/15/2025 |
| 8.2.0 | 78 | 01/03/2025 |
| 8.1.3 | 43 | 01/03/2025 |
| 8.1.2 | 36 | 01/03/2025 |
| 8.1.1 | 44 | 01/03/2025 |
| 8.1.0 | 36 | 01/03/2025 |
| 8.0.16 | 34 | 01/20/2025 |
| 8.0.15 | 35 | 01/10/2025 |
| 8.0.14 | 41 | 01/03/2025 |
| 8.0.13 | 31 | 01/03/2025 |
| 8.0.12 | 38 | 01/03/2025 |
| 8.0.11 | 38 | 01/03/2025 |
| 8.0.10 | 39 | 01/03/2025 |
| 8.0.9 | 37 | 01/03/2025 |
| 8.0.8 | 34 | 01/03/2025 |
| 8.0.7 | 40 | 01/03/2025 |
| 8.0.6 | 42 | 01/03/2025 |
| 8.0.5 | 34 | 01/03/2025 |
| 8.0.4 | 44 | 01/03/2025 |
| 8.0.3 | 42 | 01/03/2025 |
| 8.0.2 | 38 | 01/03/2025 |
| 8.0.1 | 35 | 01/03/2025 |
| 8.0.0 | 42 | 11/14/2024 |
| 7.3.1 | 32 | 01/03/2025 |
| 7.3.0 | 30 | 01/03/2025 |
| 7.2.4 | 42 | 01/03/2025 |
| 7.2.3 | 36 | 01/03/2025 |
| 7.2.2 | 31 | 01/03/2025 |
| 7.2.1 | 30 | 01/03/2025 |
| 7.2.0 | 34 | 01/03/2025 |
| 7.1.8 | 28 | 01/03/2025 |
| 7.1.7 | 32 | 01/03/2025 |
| 7.1.6 | 31 | 01/03/2025 |
| 7.1.5 | 34 | 01/03/2025 |
| 7.1.4 | 33 | 01/03/2025 |
| 7.1.3 | 39 | 01/22/2025 |
| 7.1.2 | 31 | 01/15/2025 |
| 7.1.1 | 32 | 01/03/2025 |
| 7.1.0 | 35 | 01/10/2025 |
| 7.0.7 | 30 | 01/10/2025 |
| 7.0.6 | 30 | 01/10/2025 |
| 7.0.4 | 25 | 01/10/2025 |
| 7.0.3 | 34 | 01/16/2025 |
| 7.0.2 | 29 | 01/16/2025 |
| 7.0.1 | 28 | 01/10/2025 |
| 7.0.0 | 28 | 01/24/2025 |
| 6.3.2 | 33 | 01/10/2025 |
| 6.3.1 | 35 | 01/10/2025 |
| 6.3.0 | 32 | 01/10/2025 |
| 6.2.5 | 35 | 01/10/2025 |
| 6.2.4 | 35 | 01/20/2025 |
| 6.2.3 | 35 | 01/10/2025 |
| 6.2.2 | 35 | 01/16/2025 |
| 6.2.1 | 39 | 01/16/2025 |
| 6.2.0 | 32 | 01/20/2025 |
| 6.1.0 | 34 | 01/10/2025 |
| 6.0.2 | 31 | 01/03/2025 |
| 6.0.1 | 35 | 01/03/2025 |
| 6.0.0 | 31 | 01/03/2025 |
| 5.5.6 | 40 | 01/03/2025 |
| 5.5.5 | 32 | 01/03/2025 |
| 5.5.4 | 32 | 01/03/2025 |
| 5.5.3 | 29 | 01/03/2025 |
| 5.5.2 | 32 | 01/03/2025 |
| 5.5.1 | 32 | 01/03/2025 |
| 5.5.0 | 33 | 01/03/2025 |
| 5.3.2 | 36 | 01/03/2025 |
| 5.3.1 | 31 | 01/03/2025 |
| 5.3.0 | 34 | 01/03/2025 |
| 5.2.3 | 35 | 01/03/2025 |
| 5.2.1 | 34 | 01/10/2025 |
| 5.2.0 | 30 | 01/10/2025 |
| 5.1.5 | 32 | 01/03/2025 |
| 5.1.4 | 29 | 01/03/2025 |
| 5.1.3 | 36 | 01/03/2025 |
| 5.1.2 | 41 | 01/03/2025 |
| 5.1.1 | 36 | 01/03/2025 |
| 5.1.0 | 36 | 01/03/2025 |
| 5.0.2 | 42 | 01/03/2025 |
| 5.0.1 | 33 | 01/03/2025 |
| 5.0.0 | 32 | 01/03/2025 |
| 4.0.1 | 34 | 01/03/2025 |
| 4.0.0 | 31 | 01/03/2025 |
| 3.5.7 | 39 | 01/03/2025 |
| 2.10.2 | 34 | 01/03/2025 |
| 2.0.0 | 45 | 01/03/2025 |