Interesting Links Links which may be useful to Horde developers. Security - Top Vulnerabilities in Web Applications. It may be most efficient to pick one potential vulnerability and audit the entire code base for it before moving on to the next vulnerability. - Top 10 e-commerce software flaws Performance - Advogato article on large-scale web applications - A very good read on how references and reference counting work - Some more optimization pointers - Discussion on internals@lists.php.net about "Performance Consideration of 1 class per file" Horde based projects - Frontend for a VoIP Server CSS quirks - IE CSS Bugs PNG Compression - PNG Compression Forms General - Creating Accessible Forms von !WebAIM - Web Accessibility in Mind - Easier form validation with PHP von Simon Willison - Jakob Nielsen's Alertbox - Forms vs. Applications - Sensible Forms: A Form Usability Checklist von Brian Crescimanno - Simple Tricks for More Usable Forms von Simon Willison - Trimming form fields von Andy Clarke - Web Application Form Design von Luke Wroblewski - Web Application Form Design Expanded von Luke Wroblewski - 10 Tips To A Better Form von Chris Campbell Design - A FORM WITH STYLE von Stu Nicholls - AJFORM - World's Easiest !JavaScript AJAX !ToolKit - An AJAX Contact Form von Dustin Diaz - Applying CSS to forms von Trenton Moss - CSS-Only, Table-less Forms von Jeff Howden - Formulare gestalten ohne Tabellen von Thomas Stich - Formulare per CSS Layouten von Gerrit Kaiser - Niceforms von Lucian Slatineanu - Styling even more form controls von Roger Johansson - Stylish, accessible forms von by Andy Clarke - The Form Assembly - Makes Web Forms Simple. Create web forms, host them online, receive responses via email or RSS - Tutorial: Bessere Formulare - Ein Tutorial in vier Teilen - Accessible Form Creator - allows you to create forms for web sites containing all the additional markup required to make the forms accessible under Section 508 standards and the !W3C WCAG 1.0 Priority 1-3 Guidelines. - Contact Form Generator - The free Website Contact Form Generator utility enables you to create form-to-email scripts for your ASP, PHP or Perl web site with no programming skills needed. - PHP !FormMail Generator - A tool to create ready-to-use web forms in a flash. Once the form has been generated, you have a full functional web form. Including error checking of required fields, email address validation, credit card number & expiry date checking, multiple attachments sending, and email auto responding. - - Visual Form Maker - Webformulare (PHP/HTML) Webformulare, PHP Formulare (mySQL, E-Mail) visuell gestalten! - Freeware