Information for Web Developers
Detailed technical articles for web developers to learn best practices for building websites.
Robots.txt Validator
Validate your robots.txt file and enhance it.
Robots.txt File Explanation
Learn what a robots.txt file is and how to make one to help manage bots accessing your website.
Web App Manifest Wizard
An interactive tool to generate and validate a Web App Manifest for your progressive web app.
HTTP Caching Explained
Learn how to make your webpages cacheable to improve delivery speed and reduce the load on your servers.
Open Graph Tag Validator
Use this tool to perform a validation checkup of your website's open graph meta tags. It will report any errors it finds.
Open Graph Meta Tags
Customize the preview that is displayed when people share your website on social media.
10 Most Common Website Configuration Errors
Discover the most common errors that web developers make when setting up their websites and learn how you can fix them.
Self Hosting Web Fonts
Discover why it's important to host the fonts used by your website instead of using a 3rd party service.
Favicons Explained
Learn why it's important to have Favicons on your website and discover how to easily install them.
SPF, DKIM, DMARC Wizard
Use this automatic wizard to generate the DNS records necessary for your server to send properly authenticated email, using best practices.
Email Best Practices
Learn how to setup a website to send email using SPF, DKIM and DMARC authentication mechanisms which improve security, deliverability and authenticity.
Content Security Policy (CSP) Generator
Easily generate a Content Security Policy (CSP) for your website with this interactive wizard.
Security Headers
Discover the HTTP headers that your server should set in order to improve security and best protect your user's privacy.