Best Knowledge Base Software 2026

It suits IT organizations, support agents, and end users who need articles, FAQs, guides, or self-service support.

Waybook suits growing teams that want to organize onboarding, procedures, training and company knowledge in one place.

PmWiki suits groups that want to collaborate on a website and control who can read, edit, or upload content.

Scalar suits developers and teams creating API documentation, client libraries, or API registries.

Wikidot may suit casual users, professionals and small businesses building personal sites, company websites, portals or community forums.

Fluid Topics suits organizations that need to centralize product information and deliver it through documentation, support, or AI channels.

Tiki suits individuals, groups, and organizations seeking a free, self-hosted collaboration and content system.

Author-it suits organizations managing reusable, regulated, or frequently translated documentation.