diff --git a/src/kernel/kheap.h b/src/kernel/kheap.h
new file mode 100644
index 0000000..bc42620
--- /dev/null
+++ b/src/kernel/kheap.h
@@ -0,0 +1,42 @@
+#pragma once
+
+#include "kint.h"
+
+#define HEAP_SIZE 4096
+#define HEAP_MAGIC 0xCAFEBABE
+
+struct heap_entry
+{
+	uint key;
+	size_t address;
+};
+
+struct min_heap
+{
+	struct heap_entry elements[HEAP_SIZE];
+	uint size;
+};
+
+struct heap_alloc_header
+{
+	uint magic;
+	bool allocated;
+	// size = size from beginning of header to end of footer
+	size_t size;
+};
+
+struct heap_alloc_footer
+{
+	// size = size from beginning of header to end of footer
+	size_t size;
+};
+
+int heap_parent(int i);
+int heap_left(int i);
+int heap_right(int i);
+void heap_delete(struct min_heap *heap, int k);
+void heap_insert(struct min_heap *heap, struct heap_entry e);
+void heap_decrease(struct min_heap *heap, int k, struct heap_entry to);
+
+struct heap_entry heap_lookup_min(struct min_heap *heap, int min, bool *ok,
+								  bool delete, int *i);