===================
 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`_

.. _`Top Vulnerabilities in Web Applications`: http://www.owasp.org/
.. _`Top 10 e-commerce software flaws`: http://www.theregister.co.uk/content/55/29511.html

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"`_

.. _`Advogato article on large-scale web applications`: http://www.advogato.org/article/646.html
.. _`A very good read on how references and reference counting work`: http://www.zend.com/zend/art/ref-count.php
.. _`Some more optimization pointers`: http://phplens.com/lens/php-book/optimizing-debugging-php.php
.. _`Discussion on internals@lists.php.net about "Performance Consideration of 1 class per file"`: http://marc.info/?t=108277781300005&r=1&w=2

Horde based projects
====================

* `Frontend for a VoIP Server`_

.. _`Frontend for a VoIP Server`: http://scopserv.com/

CSS quirks
==========

* `IE CSS Bugs`_

.. _`IE CSS Bugs`: http://www.positioniseverything.net/explorer.html

PNG Compression
===============

* `PNG Compression`_

.. _`PNG Compression`: https://wiki.horde.org/PngCompression?referrer=InterestingLinks

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`_

.. _`Creating Accessible Forms von !WebAIM - Web Accessibility in Mind`: http://www.webaim.org/techniques/forms/
.. _`Easier form validation with PHP von Simon Willison`: http://simon.incutio.com/archive/2003/06/17/theHolyGrail
.. _`Jakob Nielsen's Alertbox - Forms vs. Applications`: http://www.useit.com/alertbox/forms.html
.. _`Sensible Forms: A Form Usability Checklist von Brian Crescimanno`: http://www.alistapart.com/articles/sensibleforms
.. _`Simple Tricks for More Usable Forms von Simon Willison`: http://www.sitepoint.com/print/1273
.. _`Trimming form fields von Andy Clarke`: http://www.stuffandnonsense.co.uk/archives/trimming_form_fields.html
.. _`Web Application Form Design von Luke Wroblewski`: http://www.lukew.com/resources/articles/web_forms.html
.. _`Web Application Form Design Expanded von Luke Wroblewski`: http://www.lukew.com/ff/entry.asp?155
.. _`10 Tips To A Better Form von Chris Campbell`: http://particletree.com/features/10-tips-to-a-better-form/

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`_