diff --git a/Sources/HummingbirdMustache/Context.swift b/Sources/HummingbirdMustache/Context.swift
index 599accd..f70f454 100644
--- a/Sources/HummingbirdMustache/Context.swift
+++ b/Sources/HummingbirdMustache/Context.swift
@@ -30,6 +30,10 @@ struct HBMustacheContext: HBMustacheMethods {
             return self.last
         case "index":
             return self.index
+        case "even":
+            return (self.index & 1) == 0
+        case "odd":
+            return (self.index & 1) == 1
         default:
             return nil
         }