diff --git a/gdnative/vector3i.cpp b/gdnative/vector3i.cpp
new file mode 100644
index 0000000..085bd0d
--- /dev/null
+++ b/gdnative/vector3i.cpp
@@ -0,0 +1,205 @@
+/**************************************************************************/
+/*  vector3i.cpp                                                           */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             PANDEMONIUM ENGINE                               */
+/*                        https://pandemoniumengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#include "gdn/vector3i.h"
+
+#include "core/math/vector3i.h"
+#include "core/variant/variant.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static_assert(sizeof(pandemonium_vector3i) == sizeof(Vector3i), "Vector3i size mismatch");
+
+pandemonium_int GDAPI *pandemonium_vector3i_operator_index(pandemonium_vector3i *p_self, const pandemonium_int p_idx) {
+	Vector3i *self = (Vector3i *)p_self;
+	return (pandemonium_int *)&self->operator[](p_idx);
+}
+const pandemonium_int GDAPI *pandemonium_vector3i_operator_index_const(const pandemonium_vector3i *p_self, const pandemonium_int p_idx) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return (const pandemonium_int *)&self->operator[](p_idx);
+}
+
+void GDAPI pandemonium_vector3i_set_axis(pandemonium_vector3i *p_self, const pandemonium_vector3i_axis p_axis, const pandemonium_int p_val) {
+	Vector3i *self = (Vector3i *)p_self;
+	self->set_axis(p_axis, p_val);
+}
+pandemonium_int GDAPI pandemonium_vector3i_get_axis(const pandemonium_vector3i *p_self, const pandemonium_vector3i_axis p_axis) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return self->get_axis(p_axis);
+}
+
+void GDAPI pandemonium_vector3i_set_all(pandemonium_vector3i *p_self, const pandemonium_int p_value) {
+	Vector3i *self = (Vector3i *)p_self;
+	self->set_all(p_value);
+}
+
+pandemonium_int GDAPI pandemonium_vector3i_min_axis(const pandemonium_vector3i *p_self) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return self->min_axis();
+}
+pandemonium_int GDAPI pandemonium_vector3i_max_axis(const pandemonium_vector3i *p_self) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return self->max_axis();
+}
+
+pandemonium_real GDAPI pandemonium_vector3i_length(const pandemonium_vector3i *p_self) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return self->length();
+}
+pandemonium_int GDAPI pandemonium_vector3i_length_squared(const pandemonium_vector3i *p_self) {
+	const Vector3i *self = (const Vector3i *)p_self;
+	return self->length_squared();
+}
+
+void GDAPI pandemonium_vector3i_zero(pandemonium_vector3i *p_self) {
+	Vector3i *self = (Vector3i *)p_self;
+	self->zero();
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_linear_interpolate(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b, const pandemonium_real p_t) {
+	pandemonium_vector3i dest;
+	const Vector3i *self = (const Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	*((Vector3i *)&dest) = self->linear_interpolate(*b, p_t);
+	return dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_abs(const pandemonium_vector3i *p_self) {
+	pandemonium_vector3i dest;
+	const Vector3i *self = (const Vector3i *)p_self;
+	*((Vector3i *)&dest) = self->abs();
+	return dest;
+}
+pandemonium_vector3i GDAPI pandemonium_vector3i_sign(const pandemonium_vector3i *p_self) {
+	pandemonium_vector3i dest;
+	const Vector3i *self = (const Vector3i *)p_self;
+	*((Vector3i *)&dest) = self->sign();
+	return dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_clamp(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_min, const pandemonium_vector3i *p_max) {
+	pandemonium_vector3i dest;
+	const Vector3i *self = (const Vector3i *)p_self;
+	const Vector3i *min = (const Vector3i *)p_min;
+	const Vector3i *max = (const Vector3i *)p_max;
+	*((Vector3i *)&dest) = self->clamp(*min, *max);
+	return dest;
+}
+
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_add(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	*dest = *self + *b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_subtract(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	*dest = *self - *b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_multiply_vector(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	*dest = *self * *b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_multiply_scalar(const pandemonium_vector3i *p_self, const pandemonium_int p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	*dest = *self * p_b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_divide_vector(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	*dest = *self / *b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_divide_scalar(const pandemonium_vector3i *p_self, const pandemonium_int p_b) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	Vector3i *self = (Vector3i *)p_self;
+	*dest = *self / p_b;
+	return raw_dest;
+}
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_neg(const pandemonium_vector3i *p_self) {
+	pandemonium_vector3i raw_dest;
+	Vector3i *dest = (Vector3i *)&raw_dest;
+	const Vector3i *self = (const Vector3i *)p_self;
+	*dest = -(*self);
+	return raw_dest;
+}
+
+pandemonium_bool GDAPI pandemonium_vector3i_operator_equal(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	return *self == *b;
+}
+
+pandemonium_bool GDAPI pandemonium_vector3i_operator_less(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b) {
+	Vector3i *self = (Vector3i *)p_self;
+	const Vector3i *b = (const Vector3i *)p_b;
+	return *self < *b;
+}
+
+pandemonium_string GDAPI pandemonium_vector3i_as_string(const pandemonium_vector3i *p_self) {
+	pandemonium_string ret;
+	const Vector3i *self = (const Vector3i *)p_self;
+	memnew_placement(&ret, String(*self));
+	return ret;
+}
+
+void GDAPI pandemonium_vector3i_new(pandemonium_vector3i *r_dest, const pandemonium_int p_x, const pandemonium_int p_y, const pandemonium_int p_z) {
+	Vector3i *dest = (Vector3i *)r_dest;
+	*dest = Vector3i(p_x, p_y, p_z);
+}
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/include/gdn/vector3i.h b/include/gdn/vector3i.h
new file mode 100644
index 0000000..741d51f
--- /dev/null
+++ b/include/gdn/vector3i.h
@@ -0,0 +1,112 @@
+/**************************************************************************/
+/*  vector3i.h                                                             */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             PANDEMONIUM ENGINE                               */
+/*                        https://pandemoniumengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#ifndef GDNATIVE_VECTOR3I_H
+#define GDNATIVE_VECTOR3I_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+#define PANDEMONIUM_VECTOR3I_SIZE 12
+
+#ifndef PANDEMONIUM_CORE_API_PANDEMONIUM_VECTOR3I_TYPE_DEFINED
+#define PANDEMONIUM_CORE_API_PANDEMONIUM_VECTOR3I_TYPE_DEFINED
+typedef struct {
+	uint8_t _dont_touch_that[PANDEMONIUM_VECTOR3I_SIZE];
+} pandemonium_vector3i;
+#endif
+
+// reduce extern "C" nesting for VS2013
+#ifdef __cplusplus
+}
+#endif
+
+#include <gdn/basis.h>
+#include <gdn/gdnative.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+	PANDEMONIUM_VECTOR3I_AXIS_X,
+	PANDEMONIUM_VECTOR3I_AXIS_Y,
+	PANDEMONIUM_VECTOR3I_AXIS_Z,
+} pandemonium_vector3i_axis;
+
+pandemonium_int GDAPI *pandemonium_vector3i_operator_index(pandemonium_vector3i *p_self, const pandemonium_int p_idx);
+const pandemonium_int GDAPI *pandemonium_vector3i_operator_index_const(const pandemonium_vector3i *p_self, const pandemonium_int p_idx);
+
+void GDAPI pandemonium_vector3i_set_axis(pandemonium_vector3i *p_self, const pandemonium_vector3i_axis p_axis, const pandemonium_int p_val);
+pandemonium_int GDAPI pandemonium_vector3i_get_axis(const pandemonium_vector3i *p_self, const pandemonium_vector3i_axis p_axis);
+
+void GDAPI pandemonium_vector3i_set_all(pandemonium_vector3i *p_self, const pandemonium_int p_val);
+
+pandemonium_int GDAPI pandemonium_vector3i_min_axis(const pandemonium_vector3i *p_self);
+pandemonium_int GDAPI pandemonium_vector3i_max_axis(const pandemonium_vector3i *p_self);
+
+pandemonium_real GDAPI pandemonium_vector3i_length(const pandemonium_vector3i *p_self);
+pandemonium_int GDAPI pandemonium_vector3i_length_squared(const pandemonium_vector3i *p_self);
+
+void GDAPI pandemonium_vector3i_zero(pandemonium_vector3i *p_self);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_linear_interpolate(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b, const pandemonium_real p_t);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_abs(const pandemonium_vector3i *p_self);
+pandemonium_vector3i GDAPI pandemonium_vector3i_sign(const pandemonium_vector3i *p_self);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_clamp(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_min, const pandemonium_vector3i *p_max);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_add(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_subtract(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_multiply_vector(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_multiply_scalar(const pandemonium_vector3i *p_self, const pandemonium_int p_b);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_divide_vector(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_divide_scalar(const pandemonium_vector3i *p_self, const pandemonium_int p_b);
+
+pandemonium_vector3i GDAPI pandemonium_vector3i_operator_neg(const pandemonium_vector3i *p_self);
+
+pandemonium_bool GDAPI pandemonium_vector3i_operator_equal(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+pandemonium_bool GDAPI pandemonium_vector3i_operator_less(const pandemonium_vector3i *p_self, const pandemonium_vector3i *p_b);
+
+pandemonium_string GDAPI pandemonium_vector3i_as_string(const pandemonium_vector3i *p_self);
+
+void GDAPI pandemonium_vector3i_new(pandemonium_vector3i *r_dest, const pandemonium_int p_x, const pandemonium_int p_y, const pandemonium_int p_z);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // GDNATIVE_VECTOR3I_H