A collection of useful links by and for professional web designers and developers.

Mobile Perf Bookmarklet

Submitted 1 year and 288 days ago (more from stevesouders.com)

Web development on mobile devices is especially challenging. The debuggers and profilers we use on the desktop aren't available. Bookmarklets are a good alternative. They're lightweight and work on most browsers - even mobile browsers. But installing bookmarklets in mobile browsers is a pain. You could try to find all the good bookmarklets out there and install them one by one. Or...

ViewDNS.info

Submitted 1 year and 315 days ago (more from viewdns.info)

Enter a domain or IP address and it quickly shows all other domains hosted from the same server. Useful for finding other sites on the same shared hosting server.

Data URI Generator via Drag and Drop

Submitted 1 year and 316 days ago (more from datauri.com)

HTTP requests are a major performance bottleneck for web pages. The more requests you have, the longer it takes your page to load and the slower it is. Data URIs allow you to embed images (and other files) directly into HTML and CSS. Since all of the data is represented locally, there is no extra HTTP request required to access the information. Here is a drag and drop generator interface.

Fractal | Email HTML/CSS Validation

Submitted 1 year and 324 days ago (more from getfractal.com)

Meet Fractal, a web app for validating your CSS code across 24 of the most popular email clients. It's also very easy to use and understand - simply pop in your HTML email code and get Fractal to work on generating a CSS compatibility report, flagging the CSS styles are either unsupported, or partially supported therein. Fractal also backs up most flagged code with suggested fixes.

Diff Checker - an online diff tool

Submitted 1 year and 328 days ago (more from diffchecker.com)

A free online diff tool that quickly and easily gives you the text differences between two blocks of text. Simply upload or paste the contents of two files.

localtunnel: instantly show localhost to the rest of the world

Submitted 1 year and 332 days ago (more from progrium.com)

The easiest way to share localhost web servers to the rest of the world

Book of Speed-The business, psychology & technology of high-performance web apps

Submitted 1 year and 339 days ago (more from bookofspeed.com)

Gives you practical industry examples and studies, which expose the effects of performance on the bottom line. If you're not convinced that speed means money, read on. If you're convinced but your boss or client needs a proof, this gives you the tools to "sell" performance and demonstrate that speed, indeed, matters.

Caesium - Enhanced Free Image Compressor

Submitted 1 year and 345 days ago (more from caesium.sourceforge.net)

Reduces the size of your picture up to 90%, preserving the original quality. The software allows you to view instantly the compression results, helping you to decide how much optimization you need. Features batch processing and supports JPG, JPEG, PNG, BMP and WMF. Looks as of this writing, to only be available on Windows XP - Windows Vista - Windows 7.

HTML Email Boilerplate

Submitted 1 year and 345 days ago (more from htmlemailboilerplate.com)

Its sample code creates a template of sorts, absent of design or layout, that will help you avoid some of the major rendering problems with the most common email clients out there - Gmail, Outlook, Yahoo Mail, etc. While not plug and play (you'll have to do some work), it will provide some helpful examples and snippets that will keep your email design rendering as true-to-form as possible.

PageKite - make your localhost servers visible to the world

Submitted 1 year and 349 days ago (more from pagekite.net)

Your personal server, anywhere. Take control of your data and run a website from home, from your laptop or even from a mobile phone. It's so easy you'll never want to think about routers, IP addresses or other technicalities again. Simple configuration, works with any web server (Windows, OS X, Linux), HTTP, HTTPS & SSH and more. PageKite is Open Source.