This is a built-in help article.

Syntax reference

Quick reference for Periwiki's Markdown extensions. For a comprehensive guide, see Writing Articles.

Syntax Result
[[Target]] Link to Target
[[Target|display text]] Link showing "display text"

Spaces around brackets and pipes are trimmed. Links to non-existent pages appear in red.

Frontmatter

Optional metadata at the start of an article, enclosed in --- fences. Uses NestedText format.

---
display_title: Custom Title
---
Field Purpose
display_title Override the displayed title
layout Page appearance (mainpage shows "Main page" tab)
toc Set to false to hide the table of contents

Footnotes

Add references with [^label] in text and [^label]: content at the end:

Fact[^1].

[^1]: Source citation.

Referencing the same footnote multiple times creates multiple backlinks lettered a-z.

Markdown

Syntax Result
**bold** bold
*italic* italic
[text](url) Hyperlink
# Heading Heading (1-6)
`code` Inline code
> quote Block quote

For internal links, always prefer WikiLinks over Markdown links.

Built-in article · updated March 5, 2026 at 11:09 pm What links here? View as Markdown