phpMember - Allows you to easily include a membership system into your Web site. (PHP3) - http://www.cybergl.co.id/dev.php?product=phpMember
Open Site Builder Tools - Compiles website from predefined template and content files, generates sitemap, has development log analyzer and smart ftp uploader. (PHP) [OS Independent] - http://osbtools.googlepages.com/
txt2html - Converts plain text to HTML, supporting headings, lists, simple character markup, and hyperlinking. (Perl) - http://txt2html.sourceforge.net/
MyEasyMarket - Shopping application for electronic markets (PHP). - http://market.securityorg.net
btn4ws.pl - This script creates a sequence of buttons for web pages. (Perl) - http://www.dittberner.info/index.php?language=en;content=gimp
G Cows - Scripting language for web content management. - http://www.g-cows.org
PageJumper - Seamless page redirection, which works well with search engines and with browser's back button. (JavaScript) - http://www.innerpeace.org/pagejumper.shtml
Webber - An environment for producing and maintaning the contents and metadata of Web pages. (Perl) - http://www.rediris.es/app/webber/index.en.html
MkGallery - Generates an image gallery with thumbnails for the Internet. All pages are HTML 4.0 and CSS compatible. (Shell script) [GNU/Linux] - http://mkgallery.sourceforge.net
Typo3 - A system designed to manage form and content of websites. (JavaScript, PHP, Perl) - http://sourceforge.net/projects/typo3/
Htmldoc - A document conversion and formatting utility that produces indexed HTML, PDF and PostScript files suitable for printing and on-line viewing. (C++) [GNU/Linux, Unix, Windows] - http://www.easysw.com/htmldoc/
Bluefish - A programmer's HTML editor written using GTK, designed to save the experienced webmaster some keystrokes. (C) [GNU/Linux, Unix] - http://bluefish.openoffice.nl/
BlibbleBlobble - Open source programs to create indexes, photo albums, links directories and search engines for the web. (VB) [Windows] - http://www.blibbleblobble.co.uk/Downloads/
bkmrkconv - Converts Netscape's bookmarks.html file into a series of interconnected HTML pages which can be put online. (Perl) - http://www.bleb.org/software/bkmrkconv/