theme preview application for GTK 3

awf-gtk3

theme preview application for GTK 3

A widget factory is a theme preview application for GTK. It displays the various widget types provided by GTK in a single window allowing to see the visual effect of the applied theme.
theme preview application for GTK 4

awf-gtk4

theme preview application for GTK 4

A widget factory is a theme preview application for GTK. It displays the various widget types provided by GTK in a single window allowing to see the visual effect of the applied theme.
Graphical tool to set the screen brightness on Xorg

brightnesspicker

Graphical tool to set the screen brightness on Xorg

A little window with a slider for each screen which can be used to adjust the brightness of the screens.
versatile media player for KDE

kaffeine

versatile media player for KDE

Kaffeine is a media player for KDE based on VLC, which gives it a wide variety of supported media types and lets Kaffeine access CDs, DVDs, and network streams easily. Kaffeine also has an excellent support of digital TV (DVB).
GraphViz dot graph viewer

kgraphviewer

GraphViz dot graph viewer

KGraphViewer is a tool to display graphviz .dot graphs.
http://localhost/w3c-validator/

w3c-markup-validator

W3C Markup Validator

This is a CGI script which lets you enter the URL of a web page which will be then checked against a validating SGML parser for conformance to official W3C recommendations. Pages can also be uploaded.