diff --git a/README.md b/README.md
new file mode 100644
index 0000000..6ec6634
--- /dev/null
+++ b/README.md
@@ -0,0 +1,20 @@
+<h1 align="center">d2go</h1>
+
+---
+
+Tooling for Diablo II: Resurrected written in Go. It provides a library to read game memory and a public SDK to be
+imported, along with data structures and some other tools.
+
+### Libraries
+
+- [data](https://github.com/hectorgimenez/d2go/tree/main/pkg/data) - D2R Game data structures
+- [memory](https://github.com/hectorgimenez/d2go/tree/main/pkg/memory) - D2R memory reader (it provides the data
+  structures)
+- [nip](https://github.com/hectorgimenez/d2go/tree/main/pkg/nip) - A very basic NIP file parser
+- [itemfilter](https://github.com/hectorgimenez/d2go/tree/main/pkg/itemfilter) - Based on game data, it provides an item
+  pickup filtering
+
+### Tools
+
+- [cmd/itemwatcher](https://github.com/hectorgimenez/d2go/tree/main/cmd/itemwatcher) - Small tool that plays a sound
+  when an item passing the filtering process is dropped
diff --git a/pkg/data/objects.go b/pkg/data/objects.go
index 65d2f4e..26b1158 100644
--- a/pkg/data/objects.go
+++ b/pkg/data/objects.go
@@ -47,6 +47,38 @@ func (o Object) IsChest() bool {
 
 	return false
 }
+func (o Object) IsDoor() bool {
+	switch o.Name {
+	case object.DoorCathedralLeft,
+		object.DoorCathedralRight,
+		object.DoorCourtyardLeft,
+		object.DoorCourtyardRight,
+		object.DoorGateLeft,
+		object.DoorGateRight,
+		object.DoorMonasteryDoubleRight,
+		object.DoorWoodenLeft,
+		object.DoorWoodenLeft2,
+		object.DoorWoodenRight,
+		object.IronGrateDoorLeft,
+		object.IronGrateDoorRight,
+		object.SlimeDoor1,
+		object.SlimeDoor2,
+		object.TombDoorLeft,
+		object.TombDoorLeft2,
+		object.TombDoorRight,
+		object.TombDoorRight2,
+		object.WoodenDoorLeft,
+		object.WoodenDoorRight,
+		object.WoodenGrateDoorLeft,
+		object.WoodenGrateDoorRight,
+		object.AndarielDoor,
+		object.PenBreakableDoor,
+		object.SecretDoor1:
+		return true
+	}
+
+	return false
+}
 
 func (o Object) IsSuperChest() bool {
 	switch o.Name {