ASHE - ASHE's most important features are : WYSYWYG HTML Browser Area, Menus to help you to edit HTML tags, Emacs Key Binding, Hypertext Help, Export HTML Document as a plain text or postscript files, Multiple Frames, Multiple Fonts, Capable of displaying Forms, Capable of displaying GIF and Bitmaps Images. Capable of displaying simple tables.

asWedit HTML editor - asWedit is a comprehensive and easy to use HTML and text editor. It offers three independent modes: a plain text editing mode and two context-sensitive, validating modes for authoring of HTML.

WebMaker- Editeur HTML intégré à l'environement KDE : Nice GUI interface, menus, toolbar and dialogs for tag editing - like HomeSite and asWedit; multiple windows support; full HTML 4.0 support; preview for tag, color selectors for bgcolor and other color attributes; color syntax highlighting; preview with external browser (Netscape).

August - Editeur HTML non Wysiwyg.

CoffeeCup HTML Editor ++ - Editeur HTML - shareware : Table Wizard for the perfect look, Sound Gallery - 10 Javascripts at the touch of a button - 30 Cool backgrounds to add to your pages.Quick Linking with Javascript Mouseover Hot Stuff Tricks (HTML Already Done !), Fully Supports GTK+Themes. File support for editing CGI, Java, Text, Style Sheets, etc..

Galway- Galway is a Web editor programmed in Guile using the guile-gtk bidings. It is released under GPL. It requires a Unix machine with guile 1.3, guile-gtk 0.16 and gtk 1.2.x. Current development version is v0.19.0, HTML 4.0 and JavaScript support. 

SCREEM - SCREEM is a program designed to allow fast creation and maintenance of websites. SCREEM uses expanding lists with options for individual HTML tags, along with more advanced tools for making tables or specifying colours. 

Bluefish - Functionality : Nice wizards for startup, tables, frames, and others HTML, Custom toolbar Project management Reference for PHP3, SSI and RXML, Preview options for dynamic HTML.

Transgif- This little X11 application is intended to manipulate transparency of gif images, especially for web usage.

Image Pack - Image_Pack consists of 3 small bash script to create and optimize JPEG images. You may create a progressive image with 75% quality, progressive images with 75% quality of a whole directory and thumbnails of all files in a directory.

GtkShadow, a graphic tool web-oriented, my attempt to build something easy-to-use to create images to publish on websites. In particular, I'd like to to concentrate a number of filters to beautify graphic text, photos and, in the future, create image tables with HTML support.
libungif- Librairies

Jpegoptim- utility to optimize jpeg files.

gif2png - convertit le format gif en png en conservant toutes les informations graphiques ainsi que la transparence.
 

Gimp - Les dernières version de Gimp (1.1.9 ...) possède un outil pour réaliser des images cliquables (dans le menu filtres).

Mapedit- WWW Imagemap Editing Software.

TkImgMap - Permet de créer des images cliquables affichables sur les pages Web. Il a volontairement un look Windows 95, mais il est en Tcl/Tk pur, il s'exécute donc partout. 

Mapster- is a simple graphical application that generates client-side image maps for web pages.

CULT3D- Plug-in pour navigateur internet, permet de visualiser des objets en 3D.

Linbot- Linbot is the professional Site Management Tool for webmasters.

Swift-Tools: Outils pour manipuler des fichiers au format Flash de Macromedia.