Alternatives to: Confluence

Docmost is an open-source collaborative wiki and documentation software for seamless knowledge creation and sharing.

DokuWiki is a simple, versatile, and open-source wiki software that doesn't require a database, offering ease of use and customization.

Nuclino is a fast, simple, and modern collaboration platform that brings knowledge, documents, and projects together in one place.

Outline is a fast, collaborative knowledge base platform for teams to organize, share, and access information efficiently.

Tracim is an open-source, all-in-one collaborative platform designed to streamline team communication, project management, and knowledge sharing.

Wiki.js is a powerful, open-source, and highly customizable wiki software that simplifies documentation creation and collaboration.