Validate Your Code Include tools like W3C code validation service and CSS validator to ensure your code meets web standards. - Source: dev.to / about 2 months ago

===> Click here to run your code through the HTML validator. - Source: dev.to / 5 months ago

Try looking at tools like https://validator.w3.org/. Source: 6 months ago

I'm looking for either that specific validator (older version of https://validator.w3.org/) or an equivalent that can validate pre-HTML5 (DTD-based) files in a similar fashion. I would appreciate any pointers in the right direction. Thanks in advance. Source: 11 months ago

Not an addon, but maybe it helps Https://validator.w3.org/. Source: 12 months ago

There is still some value in understanding aesthetic trends, it’s good to make sure your components and interactions are consistent with patterns people may be already familiar with. I like to nerd out on Design Systems Repo to view open source design system documentation. You can see how companies style their components, as well as how they work “under the hood” so to speak. I then like to compare it to their... Source: over 1 year ago

This is the site I use to browse design systems: Https://designsystemsrepo.com/. Source: over 1 year ago

Yup this. Also https://designsystemsrepo.com is worth a flick through as they have some interesting alternate takes. Source: over 1 year ago

Design Systems Repo - A frequently updated collection of Design System examples, articles, tools and talks https://designsystemsrepo.com/ Awesome Design Systems https://github.com/alexpate/awesome-design-systems. - Source: Hacker News / almost 2 years ago

So just to add to this source, you can also look around on https://designsystemsrepo.com They have a large collection of actual used design systems from companies around the world. Often times, their design systems are open to anyone. I’m not sure about the component library, but you can always check and see if they have a link. Source: over 2 years ago