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Robots.txt Generator

Create custom robots.txt files to manage search engine indexing and block AI crawler bots.

Quick Answer & Summary

The EverTools Robots.txt Generator creates valid crawler control instructions to allow or block indexers and AI bots client-side in your browser.

Directives Builder
Block #1
Live Code Preview
# Generated by EverTools Robots.txt Generator - https://evertools.org

User-agent: *
Disallow: /admin
Disallow: /private
Allow: /

Sitemap: https://example.com/sitemap.xml
Save the generated output as robots.txt and place it in the root directory of your website host (e.g. public_html/robots.txt) to apply instructions.

How to Use Robots.txt Generator

Follow these simple step-by-step instructions to process your files or content.

1

Configure User-Agents

Select a preset crawler (like Googlebot or GPTBot) or add multiple custom user-agent blocks.

2

Specify Paths

Add allowed paths and disallowed paths (one path per line) for each user-agent block.

3

Define Global Sitemap

Input your XML sitemap URL (optional) and configure crawl-delays in seconds.

4

Download File

Inspect the live preview panel and download the formatted robots.txt file to your device.

What Robots.txt Does and Why It Matters for SEO

A robots.txt file is a plain text configuration file placed at the root of a domain that instructs search engine crawlers which pages should be analyzed or ignored. It functions as part of the Robots Exclusion Protocol (REP), representing the first resource search bots request when visiting a website.

Implementing an optimized robots.txt file is vital for managing crawl budget, which is the number of pages search engines scan on a site within a given timeframe. By disallowing access to low-value resources—such as login pages, internal search result pages, and admin folders—you focus crawler attention on high-value, indexable landing pages. This accelerates search index speeds and prevents search engines from indexing duplicate or private site areas.

Common Directives Explained

Robots.txt uses specific key-value pairs to set crawl permissions:

  • User-agent: This directive defines the crawler bot targeted by the subsequent block of rules. Presets like Googlebot target Google, while CCBot or GPTBot target AI crawlers.
  • Disallow: This instruction bars crawlers from scanning a specific path or URL prefix. For example, disallowing "/admin/" blocks crawlers from traversing your administrative panel files.
  • Allow: This directive explicitly permits crawlers to scan sub-directories within an otherwise disallowed parent directory.
  • Sitemap: This points search engine crawlers directly to the URL location of your XML sitemap, facilitating page mapping.
  • Crawl-delay: This option instructs crawlers to wait a set number of seconds between requests. While ignored by Google, it is supported by Bing and other indexers.

How to Use This Robots.txt Generator

Generating web crawler instructions is straightforward and runs entirely client-side:

  1. Select or add User-Agent blocks: Pick a preset user-agent (such as GPTBot to restrict ChatGPT data collection) or input a custom crawler string.
  2. Configure Allowed and Disallowed paths: List the folders or URLs you wish to block or allow, typing one path per line.
  3. Set a sitemap link: Paste your XML sitemap URL to direct indexers to your full site map.
  4. Download your robots.txt: Review the live output code preview and click "Download file" to save it.

For a complete organic search optimization strategy, combine crawler directives with page metadata generated using our Free Meta Tag Generator, construct valid page roadmaps with the Free XML Sitemap Generator, and verify visual share cards using the Free Open Graph Preview Tool.

Frequently Asked Questions

Everything you need to know about safety, privacy, performance, and usage limits.

A robots.txt file is a plain text file placed in a website's root directory that provides instructions to web crawlers regarding which pages or sections of the site should or should not be scanned. It forms the standard protocol for managing search engine index permissions.

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