# GrainManifest Properties

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.grainmanifest/)

## Grains {#grains-f703e651}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.grainmanifest/properties/grains-f703e651/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core.Abstractions/Manifest/GrainManifest.cs#L55)

```csharp
[Orleans.Id(1)]
public ImmutableDictionary<GrainType, GrainProperties> Grains
```

Gets the grain types available on this silo.

## Interfaces {#interfaces-71251897}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.grainmanifest/properties/interfaces-71251897/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core.Abstractions/Manifest/GrainManifest.cs#L49)

```csharp
[Orleans.Id(0)]
public ImmutableDictionary<GrainInterfaceType, GrainInterfaceProperties> Interfaces
```

Gets the interfaces available on this silo.