phpbb-latexrenderer

A phpBB3 extension that renders LaTeX in forum posts.

LaTeX Renderer Extension for phpBB

This extension adds LaTeX rendering to phpBB using MathJax, supporting both inline and display equations in regular and print views.

Features

• [tex]...[/tex] BBCode for inline LaTeX equations (e.g., [tex]E = mc^2[/tex]).
• [dtex]...[/dtex] BBCode for display LaTeX equations (e.g., [dtex]\sum_{i=0}^n i^2[/dtex]).
• Supports inline ($...$) and display ($$...$$) LaTeX syntax.
• LaTeX equations render in print view (viewtopic.php?view=print) and print preview.

Installation

1. Download the latest release from GitHub.
2. Extract (or create if downloading the code..) the bigbadaboom/latexrenderer folder to [ROOT]/ext/.
3. Go to the Admin Control Panel > Customize > Extension Management > Enable LaTeX Renderer.
4. Clear the forum cache (ACP > General > Purge Cache).

Usage

• Inline equation: [tex]E = mc^2[/tex] or $E = mc^2$
• Display equation: [dtex]\sum_{i=0}^n i^2[/dtex] or $$ \sum_{i=0}^n i^2 $$
• Print view: Access via viewtopic.php?view=print to see printer-friendly output with rendered equations.

Requirements

• phpBB 3.2.0 or higher
• PHP 7.0 or higher