How to use Robots.txt Builder
- Start by adding the text you want to process into Robots.txt Builder.
- Adjust the User-agent, Disallow paths (one per line), Allow paths (one per line) options to match what you need.
- Robots.txt Builder updates the output automatically as you type.
- When it looks right, Copy to save it.
About this tool
Robots.txt Builder is a static, client-side tool with no backend. Robots.txt Builder is a free SEO & Webmaster Tools utility that runs in your browser, doing its work on the input you provide without a backend.
It is designed to do one job well and stay out of your way. It behaves the same on desktop and mobile, with nothing stored remotely.
Frequently asked questions
How do I use Robots.txt Builder?
Robots.txt Builder lets you process your input right in the browser using the User-agent, Disallow paths (one per line) controls, with the result shown instantly and nothing uploaded.
Is Robots.txt Builder free to use?
Yes — Robots.txt Builder is completely free, with no usage limits.
Does Robots.txt Builder upload my data?
No — Robots.txt Builder processes everything locally in your browser, so nothing you enter is uploaded or stored.
Can I use Robots.txt Builder without a connection?
Yes — after the first load Robots.txt Builder runs entirely offline.