diff --git a/core/thread/thread.odin b/core/thread/thread.odin
index d4cdf08e3..25f92efd1 100644
--- a/core/thread/thread.odin
+++ b/core/thread/thread.odin
@@ -190,3 +190,110 @@ create_and_start :: proc(fn: Thread_Proc, init_context: Maybe(runtime.Context) =
 	start(t)
 	return t
 }
+
+
+
+
+create_and_start_with_data :: proc(data: rawptr, fn: proc(data: rawptr), init_context: Maybe(runtime.Context) = nil, priority := Thread_Priority.Normal) -> ^Thread {
+	thread_proc :: proc(t: ^Thread) {
+		fn := cast(proc(rawptr))t.data
+		assert(t.user_index >= 1)
+		data := t.user_args[0]
+		fn(data)
+	}
+	t := create(thread_proc, priority)
+	t.data = rawptr(fn)
+	t.user_index = 1
+	t.user_args = data
+	t.init_context = init_context
+	start(t)
+	return t
+}
+
+create_and_start_with_poly_data :: proc(data: $T, fn: proc(data: T), init_context: Maybe(runtime.Context) = nil, priority := Thread_Priority.Normal) -> ^Thread 
+	where size_of(T) <= size_of(rawptr) {
+	thread_proc :: proc(t: ^Thread) {
+		fn := cast(proc(T))t.data
+		assert(t.user_index >= 1)
+		data := (^T)(&t.user_args[0])^
+		fn(data)
+	}
+	t := create(thread_proc, priority)
+	t.data = rawptr(fn)
+	t.user_index = 1
+	data := data
+	mem.copy(&t.user_args[0], &data, size_of(data))
+	t.init_context = init_context
+	start(t)
+	return t
+}
+
+create_and_start_with_poly_data2 :: proc(arg1: $T1, arg2: $T2, fn: proc(T1, T2), init_context: Maybe(runtime.Context) = nil, priority := Thread_Priority.Normal) -> ^Thread 
+	where size_of(T1) <= size_of(rawptr),
+	      size_of(T2) <= size_of(rawptr) {
+	thread_proc :: proc(t: ^Thread) {
+		fn := cast(proc(T1, T2))t.data
+		assert(t.user_index >= 2)
+		arg1 := (^T1)(&t.user_args[0])^
+		arg2 := (^T2)(&t.user_args[1])^
+		fn(arg1, arg2)
+	}
+	t := create(thread_proc, priority)
+	t.data = rawptr(fn)
+	t.user_index = 2
+	arg1, arg2 := arg1, arg2
+	mem.copy(&t.user_args[0], &arg1, size_of(arg1))
+	mem.copy(&t.user_args[1], &arg2, size_of(arg2))
+	t.init_context = init_context
+	start(t)
+	return t
+}
+
+create_and_start_with_poly_data3 :: proc(arg1: $T1, arg2: $T2, arg3: $T3, fn: proc(arg1: T1, arg2: T2, arg3: T3), init_context: Maybe(runtime.Context) = nil, priority := Thread_Priority.Normal) -> ^Thread 
+	where size_of(T1) <= size_of(rawptr),
+	      size_of(T2) <= size_of(rawptr),
+	      size_of(T3) <= size_of(rawptr) {
+	thread_proc :: proc(t: ^Thread) {
+		fn := cast(proc(T1, T2, T3))t.data
+		assert(t.user_index >= 3)
+		arg1 := (^T1)(&t.user_args[0])^
+		arg2 := (^T2)(&t.user_args[1])^
+		arg3 := (^T3)(&t.user_args[2])^
+		fn(arg1, arg2, arg3)
+	}
+	t := create(thread_proc, priority)
+	t.data = rawptr(fn)
+	t.user_index = 3
+	arg1, arg2, arg3 := arg1, arg2, arg3
+	mem.copy(&t.user_args[0], &arg1, size_of(arg1))
+	mem.copy(&t.user_args[1], &arg2, size_of(arg2))
+	mem.copy(&t.user_args[2], &arg3, size_of(arg3))
+	t.init_context = init_context
+	start(t)
+	return t
+}
+create_and_start_with_poly_data4 :: proc(arg1: $T1, arg2: $T2, arg3: $T3, arg4: $T4, fn: proc(arg1: T1, arg2: T2, arg3: T3, arg4: T4), init_context: Maybe(runtime.Context) = nil, priority := Thread_Priority.Normal) -> ^Thread 
+	where size_of(T1) <= size_of(rawptr),
+	      size_of(T2) <= size_of(rawptr),
+	      size_of(T3) <= size_of(rawptr) {
+	thread_proc :: proc(t: ^Thread) {
+		fn := cast(proc(T1, T2, T3, T4))t.data
+		assert(t.user_index >= 4)
+		arg1 := (^T1)(&t.user_args[0])^
+		arg2 := (^T2)(&t.user_args[1])^
+		arg3 := (^T3)(&t.user_args[2])^
+		arg4 := (^T4)(&t.user_args[3])^
+		fn(arg1, arg2, arg3, arg4)
+	}
+	t := create(thread_proc, priority)
+	t.data = rawptr(fn)
+	t.user_index = 4
+	arg1, arg2, arg3, arg4 := arg1, arg2, arg3, arg4
+	mem.copy(&t.user_args[0], &arg1, size_of(arg1))
+	mem.copy(&t.user_args[1], &arg2, size_of(arg2))
+	mem.copy(&t.user_args[2], &arg3, size_of(arg3))
+	mem.copy(&t.user_args[3], &arg4, size_of(arg4))
+	t.init_context = init_context
+	start(t)
+	return t
+}