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Web Worker and Comlink.JS. It’s not a fantasy, we can make it a reality with Comlink.

Web Worker and Comlink.JS

Comlink is a small (1.6k) RPC library for workers. This guy made it. His name is Surma, he's a Google colleague of mine. Comlink provides an RPC layer to call methods from a worker on the main thread. Now, it’s not the exact same code above, but it’s pretty darn close. Servo Developer Preview Downloads. Amelia Wattenberger. Screenzy - Beautify your Pictures and Screenshots Online. SSL For Free - Free SSL Certificates in Minutes. 4 tools for automatic CSS testing. This article first appeared in issue 240 of .net magazine – the world's best-selling magazine for web designers and developers.

4 tools for automatic CSS testing

When you’ve got a small, static, single-page website, you’d think that you would spot anything wrong with the layout or the design fairly easily. Maybe a two-page microsite would still be OK. Add in a couple of hover states and that’s probably fine, too. Keep adding things, keep building and, before you know it, you’ve got a multi-page site with a shiny responsive design, subtle hover states and a great vertical rhythm. CSS Sprite Generator.

Merge + Minify + Refresh – WordPress plugin. This plugin merges/concatenates Cascading Style Sheets & Javascript files into groups.

Merge + Minify + Refresh – WordPress plugin

It then minifies the generated files using Minify (for CSS) and Google Closure (for JS – fallback to Minify when not available). Mailgo · a different mailto. An interactive CSS Grid code tool and generator. 5 cool CSS Grid generators. There's no doubt CSS Grid is an incredibly powerful and exciting tool for web designers.

5 cool CSS Grid generators

It has opened up a whole load of new possibilities in terms of layout. However, getting your head around the syntax can be challenging to say the least. If you're struggling, CSS Grid generators are here to help. With them, you can build a grid layout visually, and they'll spit out the correct code. Many such tools have appeared and they really are useful, especially if you’re not an expert with the syntax.

Editor ~ Real-time, responsive HTML/CSS/JS code editor. 29 Chrome extensions for web designers and devs. Chrome's DevTools are great, but it's possible to add even more exciting features to your internet browser to make web design and development easier.

29 Chrome extensions for web designers and devs

Here are 29 of our favourite Chrome extensions for web designers and developers. 01. Sizzy Responsive web design's a given these days, and it you want a straightforward way to check your designs across multiple viewports, Sizzy's worth a look. It'll show you an interactive view of your page rendered on a number of different device screen sizes, and you can also show and hide a simulated device keyboard, and switch between portrait and landscape modes. Lorem Picsum. Editor ~ Real-time, responsive HTML/CSS/JS code editor.

JS Benchmarks. Online Image Editor. PowerMapper.com - Website Testing and Site Mapping Tools. Check My Links. Free Broken Link Checker - checks your website for bad links / dead links online. CSS Minifier. UnCSS Online! UnCSS Online! Squoosh.svg - Squoosh. PurifyCSS Online - Remove unused CSS. Flexulator.

Geenes. Pngyu. Color.review - Colors that look and work great for everyone. Contrast-Finder. Send. 10 best new web design tools for March 2019. A Pen by Captain Anonymous. Accessible Brand Colors by Use All Five. Handtrack.js: Hand Tracking Interactions in the Browser using Tensorflow.js and 3 lines of code. CSSeffectsSnipets. Open Source Image Charts Replacement.

RegExp - JavaScript. The RegExp constructor creates a regular expression object for matching text with a pattern. For an introduction to regular expressions, read the Regular Expressions chapter in the JavaScript Guide. SyntaxEdit Literal and constructor notations are possible: // new RegExp([, ]) Parameters pattern. PrivateBin. View Rendered Source. Rich Results Test – Google Search Console. URL Inspection Tool - Search Console Help. This section describes any Search enhancements detected by Google on your URL the last time it was indexed.

URL Inspection Tool - Search Console Help

If the URL could not be indexed, or no enhancements were detected, this section will be empty. This tool does not yet show all possible enhancements. Here are the enhancements supported by this tool: Mobile Usability Discover whether your page will be easily viewed on a mobile device. The following verdicts are possible: Mobile-Friendly Test – Google Search Console.

Using JavaScript to publish content? Here are 6 ways to view rendered HTML via desktop and mobile. Data Gif Maker. Color Wheel - Color Calculator. Measure   When you measure your site, web.dev uses Lighthouse, an open-source, automated tool for improving the quality of web pages.

Measure  

Lighthouse will audit your site in the following categories: Performance. SpriteStack.io. Pikapkg/web: Install npm dependencies that run directly in the browser. No Browserify, Webpack or import maps required. Pikapkg/web: Install npm dependencies that run directly in the browser. No Browserify, Webpack or import maps required. Pingdom Tools. TinyPNG – Compress PNG images while preserving transparency.

World Wide Web Consortium (W3C) SEO Tools, Software and Articles. Broken Link Checker Tool - Dead Link Checker. Worried about broken links affecting your website's usability and rankings?

Broken Link Checker Tool - Dead Link Checker

Site Checker is a free tool, which crawls through your website identifying broken links for you to fix. Multi Check enables you to run Dead Link Checker through multiple websites in one go. The report is then emailed to you automatically. Our most popular service is Auto Check, which runs Dead Link Checker through your website(s) on a regular basis and emails the reports to you automatically. Why are broken links bad? Website Speed and Performance Optimization. SEO Tools, Software and Articles. HTML5 Boilerplate: The web’s most popular front-end template. HTML Purifier - Filter your HTML the standards-compliant way! RegExr: Learn, Build, & Test RegEx.

Mod_rewrite reference with useful examples. Online Editor – Grammar Checker. First, write out your text as usual in any word processing program that you prefer. Review it yourself first to catch any stray words or thoughts and bring them into order. When you’re done, enter your text into the form above (bookmark this page now for later use!) Press the Free Check button. If you see an underlined spelling error, style suggestion, or grammar suggestion in your text, click on them to see more options. Meanwhile, the. Htaccess Tester - madewithlove. Jasmine Documentation. 3 Solutions for Supporting Internet Explorer. In the beginning, Internet Explorer was the progressive browser.

3 Solutions for Supporting Internet Explorer

After a period of inactivity, Internet Explorer became the bane of our existence. Microsoft has since recommitted to their browser but the fact remains that sometimes modern Internet Explorer is lagging just a bit behind WebKit-based browsers and Firefox. We also need to accommodate for earlier versions of IE. The following will allow your sites to quickly and almost magically work better in Microsoft's flagship browser!

Htmlshiv.js Remy's HTML5shiv creates HTML5 elements like main, header, footer, etc. via JavaScript. Amino: Live CSS Editor for Chrome. QuirksMode - for all your browser quirks. React Developer Tools – Get this Extension for □ Firefox (en-US) 5 Tools for Faster Development in React. Redux DevTools – Get this Extension for □ Firefox (en-US)