.NET 6
The target framework have been updated to .NET 6.
This means that Azure Functions Host version 3 is no longer supported.
Getting Started 
Architecture 
NServiceBus -
- About upgrading NServiceBus
- Third-party licenses
- Callbacks 1 to 2
- AwsLambda SQS 1 to 2
- Messaging Bridge 2 to 3
- NServiceBus 8 to 9
- NServiceBus 7 to 8
- Transport Configuration Changes
- Dependency Injection Changes
- Upgrading shared message contracts
- Upgrading databus changes
- NServiceBus 6 to 7
- Encryption
- Migrating Msmq subscriptions
- NServiceBus 6 to 6.2
- NServiceBus 5 to 6
- Migrating off IBus
- Endpoint API changes
- Handlers and Sagas
- Async Suffix
- Transaction configuration
- Headers
- Callbacks
- Messaging
- Serialization
- Recoverability
- Subscriptions
- Assembly Scanning
- Deprecated TransportMessage
- Distributor
- Extension Seams
- Dependency Injection
- Tools and Helpers
- NServiceBus 4 to 5
- NServiceBus 3 to 4
- Metrics
- Version 1 to 2
- Version 1 to 1.1
- NServiceBus Host
- Version 7 to 8
- Version 6 to 7
- Version 4 to 5
- NServiceBus.Azure deprecated
- Azure BlobStorage Data Bus
- Migrating off NServiceBus.Azure
- Version 1 to 2
- Version 2 to 3
- Version 3 to 4
- Version 4 to 5
- Azure Cloud Services Host
- Version 7 to 8
- Version 6 to 7
- Azure Functions (isolated worker) with Service Bus
- Version 1 to 2
- Version 2 to 3
- Version 3 to 4
- Azure Functions (in-process) with Service Bus
- Version 1 to 2
- Version 2 to 3
- Version 3 to 4
- Gateway
- Version 1 to 2
- Version 2 to 3
- Version 3 to 4
- System.Text.Json Serializer
- From community package
- Newtonsoft Serializer
- Version 2 to 3
- NServiceBus Testing
- Version 7 to 8
- Version 6 to 7
- Version 5 to 6
- Message Property Encryption
- Version 3.1 to 4
- Version 3 to 3.1
- Migrate To External Nuget
- Performance Counters
- Version 3 to 4
- Version 1 to 2
- Migrate To External Nuget
- ServiceControl Plugins
- Version 1 to 2
- ServiceControl.Plugin.X.SagaAudit to NServiceBus.SagaAudit
- ServiceControl.Plugin.X.CustomChecks to NServiceBus.CustomChecks
- ServiceControl.Plugin.X.Heartbeat to NServiceBus.Heartbeat
Transports 
Persistence 
ServiceInsight 
ServicePulse 
ServiceControl 
Monitoring 
Samples