# Knowledge base software

> A field guide to eight products sold under the knowledge-base umbrella. The story separates them by operating model and buyer need: Paligo for reusable structured documentation, Confluence for collaborative team pages, Stack Internal for validated technical Q&A, ProProfs for straightforward help-site publishing, eGain for governed customer-service answers, Shelf for knowledge quality and AI readiness, Stonly for interactive guidance, and Bloomfire for enterprise-wide search and sharing. Its central argument is that buyers should choose the behavior they need to create, not the longest feature list.

## Latest updates

- **2025-11** — Stack Overflow announced Stack Internal as the evolution of Stack Overflow for Teams, adding an enterprise knowledge-intelligence framing around its Q&A foundation.

---

Profile page: https://yespress.io/knowledge-base-software-eight-different-products
Published by YesPress — https://yespress.io
Last updated: 2026-08-08