A responsive, proportional, nestable, and mobile-first 6-column grid framework.

Look up HTML5, CSS3, etc features, know if they are ready for use, and if so find out how you should use them – with polyfills, fallbacks or as they are.

When Can I Use tells you the browser support story, while Modernizr gives you the power of feature detection. HTML5 Please helps you out with recommendations for polyfills and implementation so you can decide if and how to put each of these features to use.

The recommendations below represent the collective knowledge of developers who have been deep in the HTML5 trenches. We hope they serve you well.

A Beginners Guide to HTML & CSS

If you need to convert files from one markup format into another, pandoc is your swiss-army knife. Need to generate a man page from a markdown file? No problem. LaTeX to Docbook? Sure. HTML to MediaWiki? Yes, that too. Pandoc can read markdown and (subsets of) reStructuredText, textile, HTML, and LaTeX, and it can write plain text, markdown, reStructuredText, HTML, LaTeX, ConTeXt, PDF, RTF, DocBook XML, OpenDocument XML, ODT, GNU Texinfo, MediaWiki markup, textile, groff man pages, Emacs org-mode, EPUB ebooks, and S5 and Slidy HTML slide shows. PDF output (via LaTeX) is also supported with the included markdown2pdf wrapper script.

PROPER is a Semantic Texteditor based on HTML's contenteditable attribute. It's being developed in the context of Substance, a data driven document authoring engine.

The goal is to output proper semantic HTML by restricting the set of possible tags. To accomplish this we use Sanitize.js in order to guarantee valid output as browsers tend to mess up the markup.

HTML5 Boilerplate is the professional badass's base HTML/CSS/JS template for a fast, robust and future-proof site.
After more than two years in iterative development, you get the best of the best practices baked in: cross-browser normalization, performance optimizations, even optional features like cross-domain Ajax and Flash. A starter apache .htaccess config file hooks you the eff up with caching rules and preps your site to serve HTML5 video, use @font-face, and get your gzip zipple on.
Boilerplate is not a framework, nor does it prescribe any philosophy of development, it's just got some tricks to get your project off the ground quickly and right-footed.

Dive Into HTML5 seeks to elaborate on a hand-picked Selection of features from the HTML5 specification and other fine Standards. The final manuscript has been published on paper by O’Reilly, under the Google Press imprint. Buy the printed Work — artfully titled “HTML5: Up & Running” — and be the first in your Community to receive it. Your kind and sincere Feedback is always welcome. The Work shall remain online under the CC-BY-3.0 License.

VideoJS is an HTML5 Video Player with 3 core parts: An embed code (Video for Everybody), a Javascript library (video.js), and a pure HTML/CSS skin (video-js.css).

Front-end developer, avid basketballer, budding astronomer and CSS lover.

We are trying to help you deciding which HTML5 video-based player to choose for your web project. This site will hopefully be updated regularly.

The table below shows the 104 elements currently in the HTML5 working draft and two proposed elements (marked with an asterisk).

Compatibility tables for features in HTML5, CSS3, SVG and other upcoming web technologies.

Video for Everybody is simply a chunk of HTML code that embeds a video into a website using the HTML5 <video> element, falling back to QuickTime and Flash automatically, without the use of JavaScript or browser-sniffing. It therefore works in RSS readers (no JavaScript), on the iPhone / iPad (don’t support Flash) and on many, many browsers and platforms.

It has always been easy to put a signup form onto a standard web page, just by copying and pasting the form code from your account. Now it is almost as easy to add the same signup form to your Facebook fan page, and let your Facebook friends join your list.

SlickMap CSS is a simple stylesheet for displaying finished sitemaps directly from HTML unordered list navigation. It’s suitable for most web sites – accommodating up to three levels of page navigation and additional utility links – and can easily be customized to meet your own individual needs, branding, or style preferences.

The general idea of SlickMap CSS is to streamline the web design process by automating the illustration of sitemaps while at the same time allowing for the predevelopment of functional HTML navigation.

WP Framework is a blank WordPress theme framework, which aims to cut down on your theme development time. It gives you a solid theme foundation to build your project on top of so you can focus on project-specific features right from the git-go.

It's not an easy job to parse HTML tags of the whole page using regular expressions. But if you are dealing with a part of HTML tags and handle it as a string, the following regular expressions may be of your help.

This Sample Resume Template is a simple and quick way to build a HTML resume.

To use it, just download the files, edit them in your favorite text editor, and upload to your web server. It's also totally free.

You send us your web design in psd, png, or another format. We’ll convert your design to xhtml/css in 1, 3, or 6 business days. We can also integrate a cms or build out your site. We’ll send the xhtml, css, sliced images, and any other necessary files back to you.

Send us your design and we'll send you: valid, semantic and compliant XHTML, organized and valid CSS, sliced and optimized images, organized site structure.

XHTMLized is a service which takes your design and converts it into CSS and XHTML. It's a great for: designers and design agencies who would rather focus on design than markup, old school web designers who are still using tables, snowed under web designers who need help with a heavy workload, budding XHTML CSS gurus who'd like to learn some tips by getting a design sliced, site builders who need sites to look great across all major browsers.