Docly

Documentation And Knowledge Base WordPress Theme with bbPress Helpdesk Forum. Docly is a powerful, responsive, and high-performance online documentation WordPress theme that can assist you quickly develop your next product’s documentation.

Docy

Documentation and Forum WordPress Theme with Envato API integrated. An ulitmate solution for your support center website with lots of features and Elements. Docy is not only a theme but also a package of tools for creating product documentation in the best way.

EazyDocs

EazyDocs assists you in quickly and easily creating great-looking documentation for your products. Site operators can create & manage detailed, hierarchical documentation in the WordPress admin. You get all the power of WordPress to create/add new docs, tags, organize with ordering your documentation. EazyDocs makes browsing and creating advanced documentation easy and user-friendly.