diff --git a/pkg/plugin/types.go b/pkg/plugin/types.go
index 0cd3526..d732c59 100644
--- a/pkg/plugin/types.go
+++ b/pkg/plugin/types.go
@@ -5,7 +5,63 @@
 
 package plugin
 
+import "time"
+
 type (
+	// Stage represents a build stage.
+	Stage struct {
+		// Arch is the platform architecture of the current build stage.
+		Arch string
+
+		// DependsOn is a list of dependencies for the current build stage.
+		DependsOn []string
+
+		// Finished is the unix timestamp for when the pipeline is finished.
+		//
+		// A running pipleine cannot have a finish timestamp, therefore, the
+		// system aways sets this value to the current timestamp.
+		Finished time.Time
+
+		// Kind is the kind of resource being executed.
+		//
+		// This value is sourced from the `kind` attribute in the yaml
+		// configuration file
+		Kind string
+
+		// Machine provides the name of the host machine on which the build
+		// stage is currently running.
+		Machine string
+
+		// Name is the name for the current running build stage.
+		Name string
+
+		// Number is the stage number for the current running build stage.
+		Number int
+
+		// OS is the target operating system for the current build stage.
+		OS string
+
+		// Started is the unix timestamp for when a build stage was started by
+		// the runner.
+		Started time.Time
+
+		// Status is the status for the current running build stage.
+		//
+		// If all of the stage's steps are passing, the status defaults to
+		// success.
+		Status string
+
+		// Type is the type of resource being executed.
+		Type string
+
+		// Variant is the target architecture variant for the current build
+		// stage.
+		Variant string
+
+		// Version is OS version for the current build stage.
+		Version string
+	}
+
 	// Step represents the currently running step within the stage.
 	Step struct {
 		Name   string