With this release, Konqueror got some improvements as well as khtml and kjs. Specially, khtml was worked on rendering, image loading, css support, ecma and a rework of the canvas support. Konqueror had fixes in the plugins, media:/ and system:/ were removed, and bugs in handling HTTP connections have been fixed. KDE 3.5.8 announcement can be found at here
Source:konqueror.org
