diff --git a/tokens.h b/tokens.h
new file mode 100644
index 0000000..1a9b6e2
--- /dev/null
+++ b/tokens.h
@@ -0,0 +1,85 @@
+#include ""
+
+typedef enum TokenId{
+    // base types
+    tok_void,
+    tok_int8,
+    tok_uint8,
+    tok_int16,
+    tok_uint16,
+    tok_int32,
+    tok_uint32,
+    tok_int64,
+    tok_uint64,
+    tok_char,      //ascii
+    tok_char8,     //utf8
+    tok_char16,    //utf16
+    tok_bool,
+    tok_float32,
+    tok_float64,
+    // constant
+    tok_null,
+    tok_true,
+    tok_false,
+    // control flow operators
+    tok_if,
+    tok_for,
+    tok_while,
+    tok_switch,
+    tok_case,
+    tok_brake,
+    tok_return,
+    // declaration keywords
+    tok_struct,
+    tok_enum,
+    tok_union,
+    tok_alias,
+    tok_event,
+    tok_import,
+    // access modiiers
+    tok_const,
+    tok_protected,
+    tok_public,
+    tok_virtual,
+    // cpecial characters
+    tok_lbracket,    // (
+    tok_lbracket_fi, // {
+    tok_lbracket_sq, // [
+    tok_rbracket,    // )
+    tok_rbracket_fi, // }
+    tok_rbracket_sq, // ]
+    tok_quot,        // '
+    tok_quot_d,      // "
+    tok_less,        // <
+    tok_more,        // >
+    tok_plus,        // +
+    tok_minus,       // -
+    tok_multip,      // *
+    tok_divide,      // /
+    tok_assign,      // =
+    tok_colon,       // :
+    tok_semicolon,   // ;
+    tok_point,       // .
+    tok_comma,       // ,
+    tok_question,    // ?
+    tok_question_d,  // ??
+    tok_and,         // &
+    tok_and_d,       // &&
+    tok_or,          // |
+    tok_or_d,        // ||
+    tok_not,         // !
+    tok_equals,      // ==
+    tok_not_equals,  // !=
+    tok_tilda,       // ~
+    tok_backslash,   // \
+    tok_percent,     // %
+    tok_xor,         // ^
+    tok_lattice,     // #
+    tok_dollar,      // $
+    tok_
+} __attribute__((__packed__)) TokenId;
+
+typedef struct Token{
+    TokenId id;
+    Unitype value;
+} Token;