diff --git a/TODO b/TODO
index 994addc..ba73615 100644
--- a/TODO
+++ b/TODO
@@ -41,7 +41,7 @@
 	
 	
 - Arenas
-
+- Dynamic array
 	
 - Needs testing:
 	- Audio format channel conversions
diff --git a/build.c b/build.c
index afdc585..fbb44aa 100644
--- a/build.c
+++ b/build.c
@@ -3,8 +3,6 @@
 ///
 // Build config stuff
 
-#define RUN_TESTS 1
-
 #define INITIAL_PROGRAM_MEMORY_SIZE MB(5)
 
 // You might want to increase this if you get a log warning saying the temporary storage was overflown.
@@ -39,10 +37,11 @@ typedef struct Context_Extra {
 
 // #include "oogabooga/examples/text_rendering.c"
 // #include "oogabooga/examples/custom_logger.c"
-#include "oogabooga/examples/renderer_stress_test.c"
+// #include "oogabooga/examples/renderer_stress_test.c"
 // #include "oogabooga/examples/tile_game.c"
 // #include "oogabooga/examples/audio_test.c"
 // #include "oogabooga/examples/custom_shader.c"
+#include "oogabooga/examples/growing_array_example.c"
 
 // This is where you swap in your own project!
 // #include "entry_yourepicgamename.c"
diff --git a/oogabooga/oogabooga.c b/oogabooga/oogabooga.c
index 12a6c33..171288c 100644
--- a/oogabooga/oogabooga.c
+++ b/oogabooga/oogabooga.c
@@ -289,6 +289,7 @@ typedef u8 bool;
 #include "utility.c"
 
 #include "hash_table.c"
+#include "growing_array.c"
 
 #include "os_interface.c"
 
diff --git a/oogabooga/os_interface.c b/oogabooga/os_interface.c
index 5345fb2..e2d36e5 100644
--- a/oogabooga/os_interface.c
+++ b/oogabooga/os_interface.c
@@ -81,8 +81,6 @@ Os_Window window;
 
 #endif // NOT OOGABOOGA_LINK_EXTERNAL_INSTANCE
 
-inline bool bytes_match(void *a, void *b, u64 count) { return memcmp(a, b, count) == 0; }
-
 inline int vsnprintf(char* buffer, size_t n, const char* fmt, va_list args) {
 	return os.crt_vsnprintf(buffer, n, fmt, args);
 }
diff --git a/oogabooga/tests.c b/oogabooga/tests.c
index 31dc736..be108bc 100644
--- a/oogabooga/tests.c
+++ b/oogabooga/tests.c
@@ -1223,9 +1223,78 @@ void test_sort() {
 }
 #endif /* OOGABOOGA_HEADLESS */
 
+typedef struct Test_Thing {
+    int foo;
+    float bar;
+} Test_Thing;
+void test_growing_array() {
+    Test_Thing *things = 0;
+    
+    growing_array_init((void**)&things, sizeof(Test_Thing), get_heap_allocator());
+    
+    Test_Thing new_thing;
+    new_thing.foo = 5;
+    new_thing.bar = 420.69;
+    growing_array_add((void**)&things, &new_thing);
+    
+    assert(growing_array_get_valid_count(things) == 1, "Failed: growing_array_get_valid_count");
+    
+    new_thing.foo = 1;
+    new_thing.bar = 123.45;
+    growing_array_add((void**)&things, &new_thing);
+    
+    assert(growing_array_get_valid_count(things) == 2, "Failed: growing_array_get_valid_count");
+    
+    assert(things[0].foo == 5 && floats_roughly_match(things[0].bar, 420.69), "Failed: growing_array_add");
+    assert(things[1].foo == 1 && floats_roughly_match(things[1].bar, 123.45), "Failed: growing_array_add");
+    
+    growing_array_ordered_remove_by_index((void**)&things, 0);
+    assert(things[0].foo == 1 && floats_roughly_match(things[0].bar, 123.45), "Failed: growing_array_ordered_remove_by_index");
+    assert(growing_array_get_valid_count(things) == 1, "Failed: growing_array_get_valid_count");
+    
+    new_thing.foo = 5;
+    new_thing.bar = 420.69;
+    growing_array_add((void**)&things, &new_thing);
+    assert(things[1].foo == 5 && floats_roughly_match(things[1].bar, 420.69), "Failed: growing_array_add");
+    
+    assert(growing_array_get_valid_count(things) == 2, "Failed: growing_array_get_valid_count");
+    
+    growing_array_unordered_remove_by_index((void**)&things, 0);
+    assert(things[0].foo == 5 && floats_roughly_match(things[0].bar, 420.69), "Failed: growing_array_unordered_remove_by_index");
+    assert(growing_array_get_valid_count(things) == 1, "Failed: growing_array_get_valid_count");
+    
+    
+    for (u32 i = 0; i < 100; i += 1) {
+        new_thing.foo = i;
+        new_thing.bar = i * 4.0;
+        growing_array_add((void**)&things, &new_thing);
+    }
+    
+    assert(growing_array_get_valid_count(things) == 101, "Failed: growing_array_get_valid_count");
+    
+    // Unordered remove by pointer
+    Test_Thing *thing = &things[50];
+    Test_Thing copy = *thing;
+    bool found = growing_array_unordered_remove_by_pointer((void**)&things, thing);
+    assert(found, "Failed: growing_array_unordered_remove_by_pointer");
+    assert(!bytes_match(&copy, thing, sizeof(Test_Thing)), "Failed: growing_array_unordered_remove_by_pointer");
+    
+    // Ordered remove by pointer
+    thing = &things[50];
+    copy = *thing;
+    found = growing_array_ordered_remove_by_pointer((void**)&things, thing);
+    assert(found, "Failed: growing_array_unordered_remove_by_pointer");
+    assert(!bytes_match(&copy, thing, sizeof(Test_Thing)), "Failed: growing_array_unordered_remove_by_pointer");
+    
+    assert(growing_array_get_valid_count(things) == 99, "Failed: growing_array_get_valid_count");
+}
+
 void oogabooga_run_tests() {
 	
-	
+	print("Testing growing array... ");
+	test_growing_array();
+	print("OK!\n");
+    
 	print("Testing allocator... ");
 	test_allocator(true);
 	print("OK!\n");
@@ -1267,6 +1336,8 @@ void oogabooga_run_tests() {
 	test_sort();
 	print("OK!\n");
 #endif
+
+	
 	
 	print("All tests ok!\n");
 }
\ No newline at end of file
diff --git a/oogabooga/utility.c b/oogabooga/utility.c
index e2b8b07..32ef337 100644
--- a/oogabooga/utility.c
+++ b/oogabooga/utility.c
@@ -98,3 +98,4 @@ void merge_sort(void *collection, void *help_buffer, u64 item_count, u64 item_si
     }
 }
 
+inline bool bytes_match(void *a, void *b, u64 count) { return memcmp(a, b, count) == 0; }
\ No newline at end of file