Below is a collection of open tasks that anyone could jump into immediately. For further information on any of the tasks, visit us in #plasma on irc.freenode.net or on the Plasma Devel mailing list.
Window List Plasmoid
add more actions to it such as "minimize all", see bug 191394 . Claimed by : shadeslayer ( Rohan Garg )
when "only show minimized windows" is selected, set the minimize-to target of all non-minimized windows to the taskbar. see: bug 209650
Update X-KDE-PluginInfo-Website entries to point to their entries on Userbase
Make the configuration dialogs for all Plasmoids consistent in layout (QFormLayout style)
- implement mimeDataForMatch(const QueryMatch *match) for various runner plugins, e.g. Shell, Nepomuk. See: https://bugs.kde.org/show_bug.cgi?id=249621