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BBCode to HTML Converter

Transform forum BBCode markup into clean, semantic HTML

Options

Quick Examples

Supported BBCode Tags

BBCode HTML Output Description
[b]text[/b] <strong> Bold text
[i]text[/i] <em> Italic text
[u]text[/u] <u> Underlined text
[s]text[/s] <s> Strikethrough
[url]...[/url] <a href> Hyperlink
[img]...[/img] <img src> Image
[quote]...[/quote] <blockquote> Quote block
[code]...[/code] <pre><code> Code block
[list][*]...[/list] <ul><li> Bulleted list
[color=red]...[/color] <span style> Colored text

Converting BBCode to HTML for Web Publishing

BBCode has served online communities for decades as a safe, user-friendly markup language for formatting forum posts and message board content. When migrating forum content to modern websites, blogs, or documentation systems, converting BBCode to semantic HTML becomes essential. Our free converter transforms all standard BBCode tags into clean, valid HTML5 ready for any web platform.

Why Forums Use BBCode

Forum software adopted BBCode to provide formatting capabilities without exposing users to raw HTML risks. Square bracket syntax prevents cross-site scripting (XSS) attacks while enabling rich text formatting. Popular platforms including phpBB, vBulletin, SMF, Discourse, and XenForo all implement BBCode variants, though tag support varies between systems.

Semantic HTML Output

The converter produces semantic HTML5 elements rather than presentational markup. Bold text uses <strong> for importance rather than deprecated <b>. Italics use <em> for emphasis. This approach improves accessibility for screen readers, provides SEO benefits through proper document structure, and follows modern web standards.

Content Migration Workflows

Migrating forum archives to WordPress, static site generators, or documentation platforms requires BBCode to HTML conversion. Export your forum posts, convert the BBCode markup, and import clean HTML into your new system. The converter handles batch processing needs, transforming entire threads or post collections efficiently while preserving formatting integrity.

Handling Complex Formatting

Nested BBCode tags, quoted replies with attribution, ordered and unordered lists, and code blocks with preserved whitespace all convert correctly. The parser handles malformed or improperly nested tags gracefully, producing valid HTML output even from imperfect BBCode input common in user-generated forum content.

CSS Integration Options

Enable CSS class output to add styling hooks for converted content. Classes like .bbcode-quote, .bbcode-code, and .bbcode-spoiler enable targeted styling without affecting other site elements. This separation of content and presentation allows matching converted forum content to your existing site design system.

Privacy and Security

All conversion processing occurs client-side in your browser. Forum posts may contain usernames, email addresses, or other personal information that should remain private during migration. No data transmission to external servers ensures your community content stays confidential throughout the conversion process.

$ faq

What is BBCode? ▸
BBCode (Bulletin Board Code) is a lightweight markup language used in forum software, message boards, and online communities. It uses square brackets for tags like [b]bold[/b] instead of HTML angle brackets. BBCode provides safe formatting without exposing users to potentially dangerous HTML or JavaScript.
What BBCode tags are supported? ▸
The converter supports all common BBCode tags: [b], [i], [u], [s] for text styling; [url] and [img] for links and images; [quote] and [code] for quotations and code blocks; [list] and [*] for lists; [color] and [size] for formatting; [center], [left], [right] for alignment; and [spoiler] for hidden content.
How does the converter handle nested tags? ▸
The converter properly handles nested BBCode tags, converting them to equivalent nested HTML. For example, [b][i]text[/i][/b] becomes text. Complex nesting with multiple formatting levels is fully supported while maintaining valid HTML structure.
Can I convert HTML back to BBCode? ▸
This tool focuses on BBCode to HTML conversion. For the reverse conversion, HTML structure variations make automatic conversion less reliable. However, the generated HTML uses semantic tags that correspond directly to BBCode equivalents, making manual conversion straightforward if needed.
Is the converted HTML safe to use? ▸
Yes, the converter generates clean, semantic HTML without any JavaScript or potentially harmful code. URLs in [url] tags are preserved as-is, so you should verify external links before publishing. The output uses standard HTML5 tags compatible with all modern browsers and content management systems.
How are [code] blocks converted? ▸
BBCode [code] blocks convert to HTML 
 elements, preserving whitespace and formatting. This maintains code readability and allows syntax highlighting libraries like Prism.js or highlight.js to be applied. Special characters within code blocks are properly escaped.
Is my content kept private? ▸
Yes, all BBCode parsing and HTML conversion happens entirely in your browser using JavaScript. Your forum posts, messages, or any content you paste is never uploaded to any server, stored, or transmitted. Once you close the page, all data is immediately cleared from memory.