robots.txt generator — Free SEO Tool

robots.txt generator is an Astrina tool for SEO and search visibility. Build the file with a visual editor. It runs entirely in your browser — nothing is uploaded to any server, and the result appears instantly.

How to use robots.txt generator

1. Open the tool — it loads instantly in your browser.
2. Enter your input in the field provided.
3. The result appears in real time.
4. Copy or download the output.

What robots.txt generator is used for

Professionals working in SEO and search visibility use this tool to save time and catch errors before they become problems. Common use cases:

• Auditing and quality checks in SEO and search visibility
• Validating or converting output before deploying
• Debugging issues quickly without switching between multiple tools
• Generating boilerplate output to speed up development

Key features

• Fast: instant browser-side execution
• Free for most use cases — no account required for the majority of checks
• Accurate: uses the same techniques as professional SEO and security scanners
• Privacy-friendly: your data never leaves your browser

About this tool

This is part of Astrina's suite of 24 SEO and search visibility tools. All tools are available at astrina.io/utilities.

Frequently asked questions

Try the robots.txt generator now — no account required for most checks, and the result is ready in seconds.