AVRDUDESS acts as a "wrapper" for the AVRDUDE command-line tool , removing the need for users to memorize complex terminal commands to flash firmware.
Fuses control the clock source, bootloader size, and reset pin functionality. The fuse calculator in 2.4 now includes: avrdudess 2.4
If you are using a USBasp or USBtinyISP, the installer offers an option to install Zadig or libusb drivers. For Arduino as ISP, no additional drivers are needed. AVRDUDESS acts as a "wrapper" for the AVRDUDE