GitBook

Perplexityranked #9⌄

The **most widely used** knowledge base products, based on the sources you provided, are **Confluence, Notion, Zendesk, Document360, Guru, Freshdesk, Zoho Desk, Intercom, and GitBook**. The best choice depends on whether you want an *internal wiki*, a *customer help center*, or *developer documentation*[1][2][3][7]. If you want the **top brands/products people actually use**, these are the safest picks: - **Confluence** — strongest for companies already using Atlassian tools; common in enterprise knowledge sharing[1][4][5] - **Notion** — widely used for internal team wikis and quick adoption, especially in smaller teams[1][6] - **Zendesk Guide / Zendesk Knowledge** — a major option for customer support teams that want a help center tied to ticketing[1][5][7] - **Document360** — frequently recommended for structured customer-facing and technical knowledge bases[1][2][3][4][7] - **Guru** — popular for internal knowledge delivery, verified answers, and workflow-based knowledge sharing[1][2][4][7] - **Freshdesk / Freshdesk Knowledge Base** — common with support teams and customer service workflows[3][5] - **Zoho Desk** — used by teams wanting an SEO-friendly, multilingual knowledge base inside a broader support platform[3] - **Intercom Articles** — strong if your support runs through Intercom’s chat and messaging stack[7] - **GitBook** — a strong choice for product, developer, and API documentation[7] - **Nuclino** — commonly used by smaller teams wanting a simple internal wiki[1][6] A practical way to choose: | Use case | Best options | |---|---| | **Internal company wiki** | Notion, Confluence, Guru, Nuclino[1][4][6][7] | | **Customer help center** | Zendesk, Document360, Freshdesk, Zoho Desk, Intercom[1][3][5][7] | | **Developer docs / API docs** | GitBook, Document360[7] | | **Small team, simple setup** | Notion, Nuclino, Guru, Tettra[1][6][7] | | **Enterprise / governance-heavy** | Confluence, Zendesk, Guru, Document