Here’s the list of my recommended resources.
1. SEO Bookmarklets
- Quick SEO actions – SEO Bookmarklets x SelfCanonical
- JS and No-JS versions – NoJS Side by Side
2. SEO Chrome Extensions
- Meta information – Detailed SEO
- Redirection path – Ayima Redirect Path
- Meta robots information – Robots Exclusion Checker
- Rendered HTML – View Rendered Source
- JavaScript content checker – Web Developer
- Compared percentage on GSC – Agital GSC Calculations
- Google core update information on GSC – GSC Guardian
- Website technology information – Wappalyzer
3. Technical SEO Courses
- Free – Blue Array Academy
- Free – Semrush Academy
- Free – Wix Studio Academy
4. International SEO Courses
- Free – Semrush Academy
5. Useful Technical SEO Tools
- Redirect and canonical checker – HTTPStatus.io
- Robots txt checker – Robots Txt by Dave Smart
- Hreflang generator – Hreflang Generator by Aleyda Solis
- Security headers checker – Mozilla HTTP Observatory
- HTML size checker – DebugBear HTML Size Analyzer
- Header diagnosis – REDBot Header Checker
- Request checker – Request Map Generator
- Lighthouse test from multiple regions – Lighthouse Metrics
- Web performance best practices – Yellow Lab Tools