Posture can really help

Standing up straight and making sure you do not slouch is really beneficial if you are wanting to get taller.
Good posture is on e of the most important things for increasing height as it help decompress your spine naturally making you taller.
You can get insoles that help to correct how you walk that can help with your posture as well  they are not very expensive and are well worth the money as they really do work great!