powerful and easy to use e-book manager

calibre

powerful and easy to use e-book manager

Calibre is a complete e-library solution. It includes library management, format conversion, news feeds to e-book conversion, e-book viewer and editor, and e-book reader sync features.
VOIP and instant messaging client

skype

VOIP and instant messaging client

bittorrent client based on libtorrent-rasterbar with a Qt5 GUI

qbittorrent

bittorrent client based on libtorrent-rasterbar with a Qt5 GUI

BitTorrent client written in C++ and based on libtorrent-rasterbar with a Qt5 user interface. qBittorrent is a feature rich but lightweight client that is very similar to uTorrent. Its main features are:
installer of Linux/BSD distributions to a partition or USB drive

unetbootin

installer of Linux/BSD distributions to a partition or USB drive

UNetbootin allows for the installation of various Linux/BSD distributions to a partition or USB drive, so it's no different from a standard install, only it doesn't need a CD. It can create a dual-boot install, or replace the existing OS entirely.
utilities to configure the MATE desktop

mate-control-center

utilities to configure the MATE desktop

The MATE control center contains configuration applets for the MATE desktop, allowing to set accessibility configuration, desktop fonts, keyboard and mouse properties, sound setup, desktop theme and background, user interface properties, screen resolution, and other MATE parameters.
Shutter preferences tab showing default plugin set

shutter

feature-rich screenshot program

Shutter is a feature-rich screenshot program. You can take a screenshot of a specific area, window, your whole screen, or even of a website - apply different effects to it, draw on it to highlight points, and then upload to an image hosting site, all within one window.