diff --git a/src/clients/Elsa.Api.Client/Activities/Activity.cs b/src/clients/Elsa.Api.Client/Activities/Activity.cs
index d325a573b..8f04426eb 100644
--- a/src/clients/Elsa.Api.Client/Activities/Activity.cs
+++ b/src/clients/Elsa.Api.Client/Activities/Activity.cs
@@ -3,7 +3,7 @@ using Elsa.Api.Client.Extensions;
 namespace Elsa.Api.Client.Activities;
 
 /// <summary>
-/// Represents an activity in a workflow definition.
+/// Represents an activity.
 /// </summary>
 public class Activity : Dictionary<string, object>
 {
@@ -15,6 +15,15 @@ public class Activity : Dictionary<string, object>
         get => this.TryGetValue<string>("id")!;
         set => this["id"] = value;
     }
+    
+    /// <summary>
+    /// Gets or sets the name of this activity.
+    /// </summary>
+    public string? Name
+    {
+        get => this.TryGetValue<string>("name")!;
+        set => this["name"] = value!;
+    }
 
     /// <summary>
     /// Gets or sets the type of this activity.
diff --git a/src/clients/Elsa.Api.Client/Resources/WorkflowDefinitions/Models/WorkflowDefinitionModel.cs b/src/clients/Elsa.Api.Client/Resources/WorkflowDefinitions/Models/WorkflowDefinitionModel.cs
index edc93e786..45b1dbebc 100644
--- a/src/clients/Elsa.Api.Client/Resources/WorkflowDefinitions/Models/WorkflowDefinitionModel.cs
+++ b/src/clients/Elsa.Api.Client/Resources/WorkflowDefinitions/Models/WorkflowDefinitionModel.cs
@@ -30,6 +30,7 @@ public record WorkflowDefinitionModel(
     string? Description,
     DateTimeOffset CreatedAt,
     int Version,
+    Version? ToolVersion,
     ICollection<VariableDefinition>? Variables,
     ICollection<InputDefinition>? Inputs,
     ICollection<OutputDefinition>? Outputs,
@@ -59,6 +60,7 @@ public record WorkflowDefinitionModel(
         default!,
         default!,
         default!,
+        default!,
         default!)
     {
     }
diff --git a/src/modules/Elsa.Workflows.Core/Contracts/IActivity.cs b/src/modules/Elsa.Workflows.Core/Contracts/IActivity.cs
index 590f0e367..8f45554e8 100644
--- a/src/modules/Elsa.Workflows.Core/Contracts/IActivity.cs
+++ b/src/modules/Elsa.Workflows.Core/Contracts/IActivity.cs
@@ -13,6 +13,11 @@ public interface IActivity
     /// </summary>
     string Id { get; set; }
     
+    /// <summary>
+    /// An optional name by which the activity can be referenced.
+    /// </summary>
+    string? Name { get; set; }
+    
     /// <summary>
     /// The logical type name of the activity.
     /// </summary>
diff --git a/src/modules/Elsa.Workflows.Core/Models/Activity.cs b/src/modules/Elsa.Workflows.Core/Models/Activity.cs
index d59ad5171..389988513 100644
--- a/src/modules/Elsa.Workflows.Core/Models/Activity.cs
+++ b/src/modules/Elsa.Workflows.Core/Models/Activity.cs
@@ -35,6 +35,9 @@ public abstract class Activity : IActivity, ISignalHandler
 
     /// <inheritdoc />
     public string Id { get; set; } = default!;
+    
+    /// <inheritdoc />
+    public string? Name { get; set; }
 
     /// <inheritdoc />
     public string Type { get; set; }
diff --git a/src/modules/Elsa.Workflows.Management/Models/WorkflowDefinitionSummary.cs b/src/modules/Elsa.Workflows.Management/Models/WorkflowDefinitionSummary.cs
index d2227d3c1..72710bfd8 100644
--- a/src/modules/Elsa.Workflows.Management/Models/WorkflowDefinitionSummary.cs
+++ b/src/modules/Elsa.Workflows.Management/Models/WorkflowDefinitionSummary.cs
@@ -19,6 +19,7 @@ public class WorkflowDefinitionSummary
         Name = workflowDefinition.Name,
         Description = workflowDefinition.Description,
         Version = workflowDefinition.Version,
+        ToolVersion = workflowDefinition.ToolVersion,
         IsLatest = workflowDefinition.IsLatest,
         IsPublished = workflowDefinition.IsPublished,
         ProviderName = workflowDefinition.ProviderName,
@@ -51,6 +52,11 @@ public class WorkflowDefinitionSummary
     /// </summary>
     public int? Version { get; set; }
     
+    /// <summary>
+    /// The version of the tool that created the workflow definition.
+    /// </summary>
+    public Version? ToolVersion { get; set; }
+    
     /// <summary>
     /// Whether this is the latest version of the workflow definition.
     /// </summary>