diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5dbc97e..72a2273 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,10 +15,10 @@ enable_testing()
 add_subdirectory(external/googletest)
 
 # Adds the sub-directories of all of the binaries #
+# The order is equivalent to which order they are compiled #
 add_subdirectory(lexer)
+add_subdirectory(ast)
 
-# The app subdirectory #
+# Executable directories #
 add_subdirectory(LXC)
-
-# Compiles the tests #
 add_subdirectory(tests)
diff --git a/LXC/CMakeLists.txt b/LXC/CMakeLists.txt
index 342b4f1..2ea22fc 100644
--- a/LXC/CMakeLists.txt
+++ b/LXC/CMakeLists.txt
@@ -3,6 +3,7 @@ add_executable(LXC LXC.cpp)
 
 # Links the other binaries #
 target_link_libraries(LXC PRIVATE Lexer)
+target_link_libraries(LXC PRIVATE AST)
 
 # Creates the precompiled header for the binary #
 target_include_directories(LXC PRIVATE ${CMAKE_SOURCE_DIR}/common)
diff --git a/Lexer/CMakeLists.txt b/Lexer/CMakeLists.txt
index 6086259..8ba0b40 100644
--- a/Lexer/CMakeLists.txt
+++ b/Lexer/CMakeLists.txt
@@ -1,8 +1,8 @@
 # Fetches all files for in the binary #
 file (GLOB LexerSources src/*.cpp inc/*.h)
-
 add_library(Lexer STATIC ${LexerSources})
 
+# Adds the headers in the current directory #
 target_include_directories (
     Lexer PUBLIC
     ${CMAKE_CURRENT_SOURCE_DIR}/inc
diff --git a/ast/CMakeLists.txt b/ast/CMakeLists.txt
new file mode 100644
index 0000000..09a68b0
--- /dev/null
+++ b/ast/CMakeLists.txt
@@ -0,0 +1,16 @@
+# Fetches all files for the binary #
+file (GLOB ASTSources src/*.cpp inc/*.h)
+add_library(AST STATIC ${ASTSources})
+
+# Adds the headers in the current directory #
+target_include_directories (
+	AST PUBLIC
+	${CMAKE_CURRENT_SOURCE_DIR}/inc
+)
+
+# Links to the Lexer so it can use tokens as data types #
+target_link_libraries(AST PUBLIC Lexer)
+
+# Creates the precompiled header of the binary #
+target_include_directories(AST PRIVATE ${CMAKE_SOURCE_DIR}/common)
+target_precompile_headers(AST PRIVATE ${CMAKE_SOURCE_DIR}/common/LXC.h)
diff --git a/ast/inc/Node.h b/ast/inc/Node.h
new file mode 100644
index 0000000..1ce5e04
--- /dev/null
+++ b/ast/inc/Node.h
@@ -0,0 +1,35 @@
+#include <LXC.h>
+
+namespace LXC::AST
+{
+    enum class NodeType
+    {
+        // General nodes //
+
+        Identifier,
+        Operation,
+
+        // Variable nodes //
+
+        Var_Declare,
+        Var_Assign,
+        Var_Access,
+
+        // Control flow nodes //
+
+        IfBranch,
+        ReturnVal
+
+    };
+
+    class Node
+    {
+        public:
+            Node(NodeType _type)
+                : m_Type(_type)
+            {}
+
+        protected:
+            const NodeType m_Type;
+    };
+}
diff --git a/ast/src/AST.cpp b/ast/src/AST.cpp
new file mode 100644
index 0000000..3c9f4b2
--- /dev/null
+++ b/ast/src/AST.cpp
@@ -0,0 +1 @@
+#include <Node.h>