SEO Tools

Slug Generator

Convert headlines and titles into SEO-friendly, URL-safe slugs with Unicode transliteration, stop-word filtering, and delimiter controls.

Free to use No registration Mobile friendly Unlimited usage

What is the Slug Generator?

A URL slug is the human-readable portion of a web address that identifies a specific page in a search-friendly, intuitive format (for example, /blog/web-performance-optimization-guide). High-quality URL slugs play a crucial role in search engine optimization, user experience, and link sharing. Search engine crawlers parse keywords directly from URL paths to establish topical relevance. Human users are significantly more likely to click on clean, descriptive links than opaque, dynamic parameter strings like /post?id=8291&cat=4.

The TU Web Tools Slug Generator converts arbitrary headlines, article titles, or product names into clean, URL-safe slugs while handling accented characters, punctuation, and multi-word spacing.

Key Architectural Rules for High-Ranking URL Slugs

Slug Engineering Rule Incorrect Example Optimized Slug Technical Rationale
Use Hyphens, Not Underscores seo_meta_tags seo-meta-tags Google explicitly treats hyphens as word separators; underscores join tokens into single words.
Enforce Strict Lowercase /Blog/SEO-Guide /blog/seo-guide Linux servers are case-sensitive; mixed casing creates duplicate content penalties.
Transliterate Accented Characters café-au-lait cafe-au-lait Prevents ugly percent-encoded URLs (e.g., caf%C3%A9-au-lait) when copied to clipboards.
Eliminate Special Characters best-tools-2026!#? best-tools-2026 Symbols like #, ?, and & are reserved URI delimiters that break routing.

Programmatic Implementation in PHP & JavaScript

// Production Slug Generator in PHP
function generate_slug(string $text): string {
    // 1. Transliterate Unicode accents to ASCII
    if (function_exists('iconv')) {
        $text = iconv('UTF-8', 'ASCII//TRANSLIT//IGNORE', $text);
    }
    // 2. Remove all non-alphanumeric characters except spaces
    $text = preg_replace('/[^a-zA-Z0-9\s]/', '', $text);
    // 3. Lowercase and replace spaces with hyphens
    $slug = strtolower(trim(preg_replace('/\s+/', '-', $text), '-'));
    return $slug ?: 'item';
}

100% Client-Side Generation

All slug conversions take place entirely in your browser. Draft titles and unpublished product names remain completely confidential.

Benefits of using the Slug Generator

Search-friendly by default

Lowercase, hyphenated and trimmed at word boundaries, matching what Google treats as separate words.

Accents handled properly

Transliterated to ASCII rather than percent-encoded, so shared links stay readable instead of turning into escape sequences.

Optional stop-word removal

Shortens slugs by dropping common filler words, with a safeguard against emptying the slug entirely.

Bulk conversion

Paste a whole column of titles and get a column of slugs, which is how migrations and content plans actually get done.

How to use the tool

Step 1

Paste a title, or a list of titles with bulk mode on

Step 2

Choose your separator - hyphen is the search-friendly default

Step 3

Set a maximum length, and turn on stop-word removal if you want shorter slugs

Step 4

Press Generate Slug and copy the result

Popular use cases

  • Blog post URLs
  • Product page addresses
  • Category and tag URLs
  • Content migration planning
  • CSS class naming
  • File naming conventions
  • API endpoint paths
  • Anchor link identifiers

Frequently asked questions

An SEO-friendly URL slug is short, descriptive, lowercase, uses hyphens to separate words, matches user search intent, and avoids special characters, uppercase letters, spaces, or file extensions. Clean slugs help both human users and search crawlers anticipate page content.

In general, removing non-essential stop words makes URLs shorter and punchier (e.g. converting "How to Build a Fast Website in 2026" to build-fast-website-2026). However, retain stop words if removing them alters the grammatical meaning of the topic.

Ready to start using TU Web Tools?

Free, browser based utilities for developers, SEO professionals, students and businesses.

Free to use  •  Mobile friendly  •  No installation required