diff --git a/server/src/types/data.d.ts b/server/src/types/data.d.ts
new file mode 100644
index 0000000..21ed31d
--- /dev/null
+++ b/server/src/types/data.d.ts
@@ -0,0 +1,88 @@
+interface response {
+	status: number;
+	source?: String;
+	message?: String;
+}
+
+type team = 1 | 2;
+type role = "writer" | "guesser";
+type answer = 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8;
+
+
+interface CreateGame {
+	name: String;
+}
+interface GameCreated extends response {
+	game_code?: String;
+	id?: String;
+}
+
+
+interface GetPastQuestions {
+	team: team;
+}
+interface PastQuestions extends response {
+	questions?: String[];
+}
+
+
+interface JoinGame {
+	game_code: String;
+	name: String;
+	id?: String;
+}
+interface GameJoined extends response {
+	id?: String;
+}
+
+
+interface NewHand {
+	team: team;
+}
+interface SendCard {
+	text: String;
+	from: role;
+	team: team;
+}
+interface UpdateHand extends response{
+	mode?: "append" | "replace";
+	questions?: String[];
+}
+
+
+interface ObjectList {}
+interface ObjectListResponse extends response {
+	objects?: String[];
+}
+
+
+interface SelectObject {
+	object: String;
+}
+interface ChosenObject extends response {
+	object?: String;
+}
+
+
+interface UpdateAnswer {
+	answer: answer;
+	value: String;
+	team: team;
+}
+interface UpdateAnswerResponse extends response {
+	answer: answer;
+	value: String;
+	team: team;
+}
+
+
+interface UpdatePlayer {
+	name: String;
+	team: team;
+	role: role;
+}
+interface UpdatePlayerResponse {
+	name: String;
+	team: team;
+	role: role;
+}
\ No newline at end of file