diff --git a/XFTGenerator.py b/XFTGenerator.py
index cf1090e..11f9e43 100644
--- a/XFTGenerator.py
+++ b/XFTGenerator.py
@@ -191,6 +191,55 @@ def main():
 
     variables["EVENTS_EMITS_DEC"] = "\n\n".join(events_emits_dec)
 
+    #############
+    # Variables #
+    #############
+
+    vars_init = []
+    vars_struct = []
+    vars_setters_def = []
+    vars_setters_dec = []
+
+    setter_def = ""
+    setter_def += "void {filename}_set{Name}({filename}* me, {type} v) {\n"
+    setter_def += "    me->{name} = v;\n"
+    setter_def += "}"
+    setter_def = setter_def.replace("{filename}", variables["filename"])
+
+    setter_dec = "void {filename}_set{Name}({filename}* me, {type} v);"
+    setter_dec = setter_dec.replace("{filename}", variables["filename"])
+
+    print("Variables:")
+    print("(leave name empty to end)")
+    while True:
+        name = input("Name: ").strip()
+        if not name: break
+
+        type_ = input("Type: ").strip()
+        default = input("Default value: ").strip()
+        print()
+
+        vars_struct.append(f"{type_} {name};")
+
+        if default:
+            vars_init.append(f"me->{name} = {default};")
+        
+        vars_setters_def.append(
+            setter_def.replace("{type}", type_)
+                      .replace("{name}", name)
+                      .replace("{Name}", ucfirst(name))
+        )
+        
+        vars_setters_dec.append(
+            setter_dec.replace("{type}", type_)
+                      .replace("{Name}", ucfirst(name))
+        )
+
+    variables["VARS_INIT"] = "\n".join(vars_init)
+    variables["VARS_STRUCT"] = "\n".join(vars_struct)
+    variables["VARS_SETTERS_DEF"] = "\n\n".join(vars_setters_def)
+    variables["VARS_SETTERS_DEC"] = "\n\n".join(vars_setters_dec)
+
     ##################
     # Fill templates #
     ##################
diff --git a/templates/file.c b/templates/file.c
index abe1b07..558bd4e 100644
--- a/templates/file.c
+++ b/templates/file.c
@@ -9,6 +9,7 @@
 
 void ${filename}_init(${filename}* me){
     me->state = ST${fn}_INIT;
+    ${VARS_INIT}
 }
 
 void ${filename}_startBehaviour(${filename}* me){
@@ -52,4 +53,10 @@ bool ${filename}_processEvent(Event* ev) {
  * EMITTERS *
  ************/
 
-${EVENTS_EMITS_DEF}
\ No newline at end of file
+${EVENTS_EMITS_DEF}
+
+/***********
+ * SETTERS *
+ ***********/
+
+${VARS_SETTERS_DEF}
\ No newline at end of file
diff --git a/templates/file.h b/templates/file.h
index 2d6326a..a908169 100644
--- a/templates/file.h
+++ b/templates/file.h
@@ -19,6 +19,7 @@ typedef enum {
 
 typedef struct {
     ${filename}_STATES state;
+    ${VARS_STRUCT}
 } ${filename};
 
 /**
@@ -46,4 +47,10 @@ bool ${filename}_processEvent(Event* ev);
 
 ${EVENTS_EMITS_DEC}
 
+/***********
+ * SETTERS *
+ ***********/
+
+${VARS_SETTERS_DEC}
+
 #endif