If somebody feels like adding API for those native opcodes, do it. (Some of them are already available as API)
DEFINE_OPCODE(create_coord, 0x04C4, "vfffvvv"); // PLAYER_ACTOR, x, y, z, var_x, var_y, var_z
DEFINE_OPCODE(destroy_actor, 0x009B, "v"); // var_actor
DEFINE_OPCODE(actor_look_at_player, 0x020F, "vv"); // var_actor, PLAYER_CHAR
DEFINE_OPCODE(AT_rotate_to_actor, 0x0639, "vv"); // var_actor, PLAYER_CHAR
DEFINE_OPCODE(unload_special_actor, 0x0296, "i"); // var_actor,
DEFINE_OPCODE(get_car_color, 0x03F3, "vii"); // var_car col1 col2
DEFINE_OPCODE(create_panel, 0x08D4, "sfffiiiiv"); //Create Panel - Title, Left Pos x, Top Pos y, Width w, #of columns, interactive (1 yes, 0 no), background (1 yes 0 no), align (0 = center, 1 = left, 2 = right), var_panel (handle)
DEFINE_OPCODE(delete_panel, 0x08DA, "v"); //Remove Panel (var_panel)
DEFINE_OPCODE(set_panel_column_data, 0x08DB, "visssssssssssss"); // var_panel, #of column, text strings
DEFINE_OPCODE(set_panel_data_text1, 0x08EE, "viisi");
DEFINE_OPCODE(set_panel_data_text2, 0x08EF, "viisii");
DEFINE_OPCODE(set_panel_column_width, 0x09DB, "vii");
DEFINE_OPCODE(set_panel_column_align, 0x08D6, "vii");
DEFINE_OPCODE(set_panel_row_enable, 0x08D9, "vii"); //var_panel, #of row, enable 1, disable 0
DEFINE_OPCODE(text_draw, 0x033E, "ffs");
DEFINE_OPCODE(remove_text, 0x03D5, "s");
DEFINE_OPCODE(clear_all_text, 0x00BE, "");
DEFINE_OPCODE(text_draw_toggle, 0x03F0, "i");
DEFINE_OPCODE(get_time, 0x00BF, "ii");
DEFINE_OPCODE(set_time, 0x00C0, "ii");
DEFINE_OPCODE(text_draw_1number, 0x045A, "ffsi");
DEFINE_OPCODE(release_weather, 0x01B7, "");
DEFINE_OPCODE(cleanup_actor, 0x01C2, "v");
DEFINE_OPCODE(mission_cleanup, 0x00D8, "");
DEFINE_OPCODE(change_stat_int, 0x0629, "ii");
DEFINE_OPCODE(change_stat_float, 0x062A, "if");
DEFINE_OPCODE(set_total_missions, 0x042C, "i");
DEFINE_OPCODE(set_total_mission_points, 0x030D, "i");
DEFINE_OPCODE(interior_access, 0x07FB, "si");
DEFINE_OPCODE(activate_garage, 0x0299, "s");
DEFINE_OPCODE(init_object_in_obgroup, 0x0776, "s");
DEFINE_OPCODE(destroy_object_in_obgroup, 0x0777, "s");
DEFINE_OPCODE(set_burglar_houses_open, 0x09E6, "i");
DEFINE_OPCODE(reset_interior_colors, 0x04FA, "i");
DEFINE_OPCODE(set_entrance_on, 0x08E7, "i");
DEFINE_OPCODE(AT_jump, 0x05BC, "vi");
DEFINE_OPCODE(AT_finger, 0x05C2, "v");
DEFINE_OPCODE(AT_hands_cower, 0x05C3, "v");
DEFINE_OPCODE(AT_hands_up, 0x05C4, "vi");
DEFINE_OPCODE(request_animation, 0x04ED, "s");
DEFINE_OPCODE(release_animation, 0x04EF, "s");
DEFINE_OPCODE(AT_tired, 0x05BD, "vi");
DEFINE_OPCODE(AT_move_mouth, 0x0967, "vi");
DEFINE_OPCODE(AT_roll_sideways, 0x06E3, "vi");
DEFINE_OPCODE(AT_stop_mouth, 0x0968, "vi");
DEFINE_OPCODE(toggle_radar, 0x0581, "i");
DEFINE_OPCODE(toggle_hud, 0x0826, "i");
DEFINE_OPCODE(toggle_riot, 0x06C8, "i");
DEFINE_OPCODE(display_zone_text, 0x0A19, "s");
DEFINE_OPCODE(set_actor_health, 0x0223, "vi");
DEFINE_OPCODE(cellphone, 0x0729, "vi");
DEFINE_OPCODE(car_psycho, 0x00A8, "v");
DEFINE_OPCODE(car_normal, 0x00A9, "v");
DEFINE_OPCODE(car_immunities, 0x2AC, "viiiii");
DEFINE_OPCODE(car_max_speed, 0x00AD, "vf");
DEFINE_OPCODE(car_behav, 0x00AF, "vf");
DEFINE_OPCODE(AT_car_driver, 0x05CB, "vvi");
DEFINE_OPCODE(AT_car_pass, 0x05CA, "vvii");
DEFINE_OPCODE(car_drive_to, 0x02C2, "vfff");
DEFINE_OPCODE(AT_leave_car, 0x05CD, "vv");
DEFINE_OPCODE(AT_drive_to, 0x05D1, "vvffffiii");
DEFINE_OPCODE(AT_stay_put, 0x0638, "vi");
DEFINE_OPCODE(car_follow_car, 0x07F8, "vvf");
DEFINE_OPCODE(explode_car, 0x020B, "v");
DEFINE_OPCODE(AT_clear_AT, 0x0687, "v");
DEFINE_OPCODE(AT_go_to, 0x05D3, "vfffii");
DEFINE_OPCODE(AT_set_walk_speed, 0x07A1, "i");
DEFINE_OPCODE(actor_in_group, 0x0631, "vv");
DEFINE_OPCODE(release_group, 0x0632, "v");
DEFINE_OPCODE(create_player_group, 0x07AF, "vv");
DEFINE_OPCODE(create_group, 0x062F, "iv");
DEFINE_OPCODE(actor_group_leader, 0x0630, "vv");
DEFINE_OPCODE(UNK1, 0x07CB, "vi");
DEFINE_OPCODE(group_flag, 0x09DD, "i");
DEFINE_OPCODE(AT_chat, 0x0677, "vvii");
DEFINE_OPCODE(AT_animation, 0x0605, "vssfiiiii");
DEFINE_OPCODE(remove_actor_from_group, 0x06C9, "v");
DEFINE_OPCODE(text_box, 0x03E5, "s");
DEFINE_OPCODE(UNK_flag, 0x0816, "vi");
DEFINE_OPCODE(UNK_flag2, 0x074E, "vfi");
DEFINE_OPCODE(change_player_skin, 0x09C7, "vi");
DEFINE_OPCODE(max_wanted_level, 0x01F0, "i");
DEFINE_OPCODE(set_wanted_level, 0x010D, "i");
DEFINE_OPCODE(clear_wanted_level, 0x0110, "v");
DEFINE_OPCODE(AT_kill_actor, 0x05E2, "vv");
DEFINE_OPCODE(camera_on_ped, 0x0159, "vii");
DEFINE_OPCODE(actor_swim_ability, 0x04D8, "vi");
DEFINE_OPCODE(AT_bail_from_car, 0x0633, "v");
DEFINE_OPCODE(AT_sit_down, 0x06B0, "vi");
DEFINE_OPCODE(AT_perform_driveby, 0x0713, "iiiffffiii");
DEFINE_OPCODE(AT_look_around, 0x05C8, "v");
DEFINE_OPCODE(AT_cower, 0x05C5, "vi");
DEFINE_OPCODE(start_AS, 0x0615, "v");
DEFINE_OPCODE(end_AS, 0x0616, "v");
DEFINE_OPCODE(assign_AS, 0x0618, "vv");
DEFINE_OPCODE(AS_loop_flag, 0x0643, "vi");
DEFINE_OPCODE(AS_remove_ref, 0x061B, "v");
DEFINE_OPCODE(AT_kill, 0x05BE, "v");
DEFINE_OPCODE(car_door_status, 0x020A, "vi");
DEFINE_OPCODE(create_weapon_pickup, 0x032B, "iiifffv");
DEFINE_OPCODE(create_pickup, 0x0213, "iifffv");
DEFINE_OPCODE(create_object, 0x0107, "ifffv");
DEFINE_OPCODE(attach_obj_to_actor, 0x070A, "vvfffiissi");
DEFINE_OPCODE(attach_particle_to_actor, 0x0669, "svfffiv");
DEFINE_OPCODE(destroy_object, 0x0108, "v");
DEFINE_OPCODE(set_rubbish, 0x03AD, "i");
DEFINE_OPCODE(heat_wave, 0x08FD, "i");
DEFINE_OPCODE(create_cash_pickup, 0x02E1, "fffiiv");
DEFINE_OPCODE(get_random_ped, 0x08E5, "ffffv");
DEFINE_OPCODE(object_solid_in_area, 0x0985, "ffffiiv");
DEFINE_OPCODE(get_object_in_3d_area, 0x0866, "ffffi");
DEFINE_OPCODE(get_object_model_ID, 0x0984, "vi");
DEFINE_OPCODE(get_object_in_3d_area_radius, 0x0A3E, "ffffffi");
DEFINE_OPCODE(is_modelID_boat, 0x081E, "v");
DEFINE_OPCODE(is_modelID_airplane, 0x081F, "v");
DEFINE_OPCODE(is_modelID_heli, 0x0820, "v");
DEFINE_OPCODE(airplane_follow, 0x0710, "vvvf");
DEFINE_OPCODE(heli_follow, 0x0726, "vvvf");
DEFINE_OPCODE(hydra_thrust_horizontal, 0x0745, "v");
DEFINE_OPCODE(landing_gear_up, 0x08E6, "vi");
DEFINE_OPCODE(put_actor_in_car, 0x036A, "vv");
DEFINE_OPCODE(car_abandon_path, 0x04E0, "vi");
DEFINE_OPCODE(hydra_attack_player_vehicle, 0x070E, "vvf");
DEFINE_OPCODE(hunter_attack_player, 0x0724, "vvf");
DEFINE_OPCODE(get_driver_from_car, 0x046C, "iv");
DEFINE_OPCODE(set_panel_active_row, 0x090E, "vi");
DEFINE_OPCODE(get_panel_active_row, 0x08D7, "vv");
DEFINE_OPCODE(perm_text_box, 0x0512, "s");
DEFINE_OPCODE(clear_text_box, 0x03E6, "");
DEFINE_OPCODE(set_gamespeed, 0x015D, "f");
DEFINE_OPCODE(AS_with_object, 0x075A, "vssffi");
DEFINE_OPCODE(AT_animation_group, 0x0812, "vssfiiiii");
DEFINE_OPCODE(attach_obj_to_actor2, 0x069B, "vvffffff");
DEFINE_OPCODE(lock_actor_position, 0x04D7, "vi");
DEFINE_OPCODE(player_ignored, 0x03BF, "vi");
DEFINE_OPCODE(cinematic_camera, 0x093D, "i");
DEFINE_OPCODE(first_person_camera, 0x0A2F, "i");
DEFINE_OPCODE(camera_FOV_inout, 0x0922, "ffii");
DEFINE_OPCODE(camera_jiggle, 0x099C, "iff");
DEFINE_OPCODE(camera_on_ped_offset_point_actor, 0x067E, "vfffvfi");```