Here is another attractive theme that turns your WordPress website into a knowledge base portal. KnowBase is powered by Elementor and Redux framework . It has a responsive design and plays well with bbPress. It comes with an Ajax powered search form.
This theme comes with Google Fonts integration. It supports unlimited color schemes and has custom widgets for admins to use to customize their website. You can use this theme to build an online forum or answer questions about your products. KnowBase can also handle tickets.