Top PHP Studio
Top PHP Studio is an Integrated Development Environment for PHP, providing comprehensive and easy-to-use solution for editing, testing and deploying PHP based web applications. Main features of Top PHP Studio includes: built-in HTTP server and internal web browser for testing PHP scripts,... , function/parameter completion for standard PHP functions, code explorer, built-in FTP client, project based management, file explorer, find in files, syntax checking for PHP code, visual file comparison utility, code snippets for CSS and HTML tags, templates, automatic parentheses highlighting and...
http://www.top-systems.net/Top-PHP-Studio/tphpstudio-trial-en.zip - 2Mb - Download - Screenshot

Source Viewer
Source Viewer is a php coded web page allowing you to display the html and php source code of files on your server directly in a browser. Using standard browser View Source functions php code is not displayed as it is processed by the server prior to the page being delivered to the browser. ... Viewed files are identified by URL (not server path) using a simple input field to provide ease of use. ... Source Viewer allows you to show the underlying code of your web pages directly to site visitors in their browser.
http://www.softswot.com/downloads/svhp.exe - 54Kb - Download - Screenshot

DzSoft PHP Editor
DzSoft PHP Editor is a handy and powerful tool for writing and testing PHP scripts and HTML/XML pages. Being designed specifically for PHP development, it has a friendly, but powerful interface that is comfortable both for beginners and experienced programmers. ... DzSoft PHP Editor is packed with essential features needed for easy and productive PHP development, such as convenient one-click preview in internal browser (with no web server required), quick insert features, code and files explorer bars, different kinds of quick code insertion features, and many other things.
http://www.dzsoft.com/download/dzphp36.exe - 2Mb - Download - Screenshot

Morevil Web Chat
PHP - Java Chat system for web site. Client is Java applet can run in any Java enabled browsers. The server side is PHP script can be installed on any PHP enabled web host. The Chat allows the groups of web site visitors to real-time exchange text messages. ... Communication behind proxy. ... Fast loading. ... This is not IRC Chat. ... This is multi rooms chat. ... Customizable size, font, color, smiles. ... Interface text can be customized in any language.
http://www.morevil.com/download/morevil_web_chat.zip - 78Kb - Download - Screenshot

Active Server Flash Standard
Do you need some server side data visualization component in Macromedia Flash format? Do you want your web visitors to create a special, interactive Flash by your ASP/PHP scripts? Or use Flash to show your own professional data from database? Try Active Server Flash, which provides a stage by... ASF is a powerful Macromedia Flash component to create server side professionally looking Flash(swf) from your Active Server Pages (VBScript and JScript), your PHP scripts. ... Programing Language: ASP/PHP/COM/Visual Basic/VBScript/JScript/C/C++ Support Platforms: Windows 98/ME/2000/XP/NT Browser...
http://www.emarksoft.com/download/asfdemo.zip - 1Mb - Download - Screenshot

PHTML Encoder
The PHTML Encoder allows encoding PHP scripts before distributing them. The script code is encrypted before saving. Because PHTML Encoder is a cross-platform product, this software working on ALL computer and server platforms which support PHP. The PHTML Encoder includes console and GUI versions... Because PHTML Encoder is cross-platform product, this software working on ALL computer and web-server platforms, which support PHP. ... There are three ways of usage encoded scripts: substitution of existent PHP engine's library file, installation as PHP extension and self-decodeable scripts.
http://www.rssoftlab.com/phtmlenc41.zip - 3Mb - Download - Screenshot

Rapid PHP Editor 2006
Rapid PHP editor is fully featured, quick and sophisticated PHP editor that extends far beyond the essentials of regular PHP editing environments. Convenient features enable you to instantly create, edit and test not only PHP, but also HTML, XHTML, CSS and JavaScript code, while integrated tools... Features include syntax highlighting for PHP, HTML, CSS, JavaScript, WML and XML, PHP function hints, PHP auto complete, bracket highlighting, code collapse, built-in File and FTP Explorer, project management, built-in Web browser, integration with Web server, code explorer, SQL explorer, find...
http://www.blumentals.net/download/rapidphp7.exe - 4Mb - Download - Screenshot

www-Sharp.Runtime
In-process web-server implemented as asynchronous pluggable protocol with support for PHP, ASP. Net and ISAPI. Can run PHP, ASP. Net applications in trusted mode (as HTA). Requires Internet Explorer 5. 5 or higher.
http://www-sharp.com/downloads/wwwSharp_runtime_setup.exe - 1Mb - Download

Stunnix Perl Web Server
Stunnix Perl Web Server is designed for putting any Perl/PHP/MySQL/SQLite-based website on CDROM, that once put to tray will run off CDROM (including webserver itself, MySQL and PHP/Perl interpreters) and will open a browser with site in it on Windows, MacOS X and Linux from that single... Stunnix Perl Web Server also aims to be as configurable as Apache web server is. ... This also allows to run web sites under Stunnix Perl Web Server typically without any modifications. ... Stunnix Perl Web Server is implemented in pure Perl language.
http://www.stunnix.com/dload/spws/ws-cd.zip - 3Mb - Download - Screenshot

DWebPro
DWebPro is an application conceived for distributing dynamical web sites on CD/DVD. It is distributed under a free license for non-commercial use. DWebPro includes: A web server, called primary web server, which includes support for CGI/ISAPI (PHP, Perl, Python, etc. ... A web server, called ASPClassic, which includes support for ASP 3. ... A web server, called dwebdotnet, which includes support for ASP. ... The DWebPro support for PHP also includes some extensions for interpreting encrypted scripts.
http://www.dwebpro.com/?dwebpro.exe - 8Mb - Download - Screenshot