I've been a huge fan of Dirac Live since it was first released as computer software several years ago. Even if your room is acoustically perfect, it can address the speaker and electronics to some extent as well. If your room is not perfect, it will have an even bigger impact.
Some of the hardware products are relatively inexpensive, and you can try out the computer software for free.
Some of the hardware products are relatively inexpensive, and you can try out the computer software for free.