Website Testing Tools
Contents
Once you’ve got a new site ready for launch it’s a good idea to run a number of tests to make sure it’s fast, secure, mobile-friendly and accessible. Here’s a list of some of my favourite services for site testing.
💻 General & Multipurpose
Browser extension that tests for SEO, speed and security best practices. Crawls your site checking multiple pages at once.
Performance, SEO, Social, Links, Popularity
Auditing, performance metrics, and best practices for Progressive Web Apps
Accessibility, security, interoperability and more
⚡ Performance
Page Speed
Performance
Pingdom Website Speed Test
Google’s Test Your Mobile Site’s Speed
GTMetrix PageSpeed Score
🔐 Security
SSL Server Test
Content Security Policy (CSP) Validator
Test security headers
HSTS Preload
🙂 Social Media Tags and Schema Markup
OpenGraph (Facebook Login required)
Open Graph Check
Twitter Cards (Twitter Login required)
Structured Data (Schema.org) Testing Tool
Google Rich Results Test
📱 Mobile Friendliness
Bing Webmaster Mobile Friendliness Test Tool
Google Mobile Friendly Test Tool
🔗 Broken Links
Dead Link Checker
Have I missed a site? [Feel free to open a PR on this list at GitHub](https://github.com/coliff/awesome-website-testing-tools)