anyPaper is a front-end for wallpapersetter. You can choose the screen size, background color, and image position.
Aqua Fusion is an extensive and elaborate original icon theme designed for KDE.
Aquarium applet is a wmapplet that gives you an aquarium with some randomly selected fishes that lives there. Well, to tell you the truth, you can get a turtle in your aquarium too.
Ascii Design is a free program, based on figlet engine, that enables you to create awesome ascii art text.
ASCIIQuarium is a Perl script which lets users to enjoy the mysteries of the sea from the safety of a terminal!
aura is a desktop (X root window) background setter. It picks images randomly from specified paths, skipping those that are too small or have inappropriate aspect ratios, and rescales them by cropping solid margins, resizing with cubic interpolation and then the liquid rescale algorithm to fit the desktop with as little quality loss as possible.
This simple application automatically changes the desktop wallpaper on your desktop periodically according to the users settings. It chooses images from a user specified folder.
Bambam is a simple baby keyboard masher application. It locks the keyboard and mouse and instead displays bright colors, pictures, and sounds.
Bgchanger is a set of python scripts to add wallpaper rotation functionality to Gnome. It was designed with *simplicity* in mind. It consists of two main executables along with a supporting library all written in python.
BitLife is eye candy showing parallel Conway's Life games in the bit planes of the screen.
Bomb is a visual-musical instrument. It uses alife, and is alife. It runs on your PC and produces animated organic graphics in response to the keyboard, audio music, or on its own.
BusyMouse is a simple application that runs in the background on your Linux box and uses interrupt monitoring from the /proc filesystem to change your X11 mouse cursor when the disk (or possibly other interrupt) is accessed.
CAFire displays a burning trace after the mouse pointer in X. It can work in a normal or in the root window.
CAGE is a fairy generic and complete cellular automaton simulation engine in Python. It supports both 1D and 2D automata, a variety of prepackaged rules, and the concept of "agents" which can move about independently on the map for implementing agent behavior.
Adapted from the description of the original Xteddy, cteddy is a cuddly teddy bear for your composited X Windows desktop.
CWallpaper is a front end for fbsetbg, Esetroot, feh, and other wallpaper changers. It can also change the wallpaper for Rox's pinboard, and will work with any root wallpaper changer.
Desktop Drapes is a wallpaper manager application for the gnome desktop. It has features (period) Features like, randomly changing your wallpaper every once in a while, or whenever you fell like it. It can also automaticaly pickup any wallpapers you added to a directory with the ninja magic of inotify.
DesktopNova helps users to auto change backgrounds after an adjustable time from multiple files and folders you can add it to different profiles.
Dynamic Background is a small tool which aims to automatically download and update a dynamic/live desktop background in GNOME with images from a RSS source, currently Bing.
Explosions is a simplified 3D world with alpha-blended objects that look kind of like fireworks or sparks. It also has a number of effects built in, such as fading, blurring, fire ("heat"), and zooming.
f.lux makes your computer screen look like the room you're in, all the time. When the sun sets, it makes your computer look like your indoor lights. In the morning, it makes things look like sunlight again.
FaceBuilder is a little toy application that lets you construct faces by putting together eyes, nose, mouth, head, hair and some additional items. You can also move, scale and rotate each of those face-parts as you like.
fblogo takes an image as input and generates an appropriate linux_logo.h which can simply be included in the kernel. It will be displayed when the framebuffer device is enabled.
fdm is a bit of eye candy for the X Window System. Little lines wiggle around, follow each other, bounce through mazes, and leave pretty
FIGlet is a program for making large letters out of ordinary text. It prints its input using large characters made up of ordinary screen characters.
FileCityMap is a 3-dimensional file system browser that turns any given folder into a city. Perl scripts are stop signs, tar balls are trash cans, etc.
Fireworkx is a pyrotechnic eye-candy simulation that explodes in both X and SVGAlib atmospheres.
Floating Head lets you watch the author's ugly mug (or your own) float around the screen.
freshwall is a background changing script for Gnome/*nix. It selects a random wallpaper from Gnome's "change background" list and sets it as the current wallpaper.
GAI bgswitcher is a simple dockapp / gnome applet that lets you switch the background. It displays random thumbnails from a user specified directory.
GCursor changes your Xcursor with an animated preview.
gDesklets provides an advanced architecture for desktop applets, tiny displays sitting on your desktop in a symbiotic relationship of eye candy and usefulness. New desklets can be put together by simply composing widgets in a XML file.
Ghost Diagrams is a program that takes sets of tiles and tries to find patterns into which they may be formed. The patterns it finds when given randomly chosen tiles are often surprising.
GKrellKam is a plugin to GKrellM that displays a thumbnail of a periodically updated image in a panel.
GKrellM trayicons is a plugin for gkrellm that displays a variable number of user-defined, automatically scaled icons. The icons may be used either for notification or as application launchers. The plugin serves a similar purpose to the "system tray" on the Windows taskbar. The notification functionality has been designed to facilitate easy integration into shell scripts and existing applications.
Gnoguin is a little cute helpful annoying penguin that runs after your mouse cursor. It is four frames of animation.
GNOME floating background
GNOME floating background subtly changes the color of the GNOME desktop over time -- so slowly that it won't be noticed. This is a good alternative to placing a wallpaper.
This is the successor of Gnome-Art and lets you change your Gnome-themes (icon-, wallpaper-, splash-,...-themes) with one click.
gSmile is an open-source emoticon manager, that is a nice piece of software that helps you to keep your emoticons and smilies organized and to find them quickly whenever you need one of them.
gSplashFu is an exceptionally over-developed splashscreen changer. It has many amusing, if not technically useful, features.
GtkLife is a fast, featureful, open-source Conway's Life program for *nix. It is capable of handling complex patterns with ease: the universe holds 1 million x 1 million cells, and the algorithm for computing generations is highly optimized. Speed is comparable to the venerable XLife, and in some cases faster.
gTweakUI is a collection of simple dialogues as a front end to GConf.
gworldclock displays the time and date of specified time zones using a GTK+ interface. It also allows the zones to be synchronised to a time other than the current time.This program displays the time and date of specified time zones using a GTK+ interface. It also allows the zones to be synchronised to a time other than the current time.
IceWMCP Wallpaper is a tool for managing the desktop background and wallpaper under IceWM. The application features on-demand previewing of all wallpapers (preview the wallpaper as 'centered', or 'tiled' right in the application), and a comfortable user interface.
Interceptor is a Plasmoid for KDE4. Its role is to intercept (catch) the log info from the syslog daemon, to flash whenever a log line is processed, and display it on a panel.
JuggleMaster is a juggling siteswap animator. It can animate any valid siteswap, and has a large library of patterns included.
KDE cpufreq applet
kcpufreq is a KDE 3.x panel applet that displays the current CPU frequency. It is very similar to the GNOME cpufreq applet and in fact copies its icons. The applet not particularly sophisticated.
KFish is a Fish for the KDE Desktop Enviroment, its a kicker panel applet.
KSplash/ML is now an integrated part of KDE. KSplash/ML supports third-party splash screen engines now. This means that your splash screen can literally look however you want it to, with a minimum of effort.
KSplasher is a KDE Moodin Engine splash screen editor and creator for placing icons and labels and generating splash compressed files and directories.