Nibbler - Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.
accessiBe - Making websites accessible to people with disabilities
FreePlagiarismChecker - Plagiarism scanner that detects plagiarism in your text.
Sim Daltonism - From the perspective of a color blind person, some colors are impossible to distinguish.
CSS Scan - Instantly check or copy computed CSS from any element for only ~95$
Colour Blindness Simulator - Use our Colour Blindness Simulator to reveal how your images may appear to users with a variety of...