PlatformIO - Next-generation IDE for IoT
AVRDUDESS - AVRDUDESS is a GUI for AVRDUDE, a tool for programming Atmel microcontrollers.
Circuito.io - Instant code and wiring for your project
Khazama AVR Programmer - GUI application for USBasp and avrdude. It can burn data to both flash and eeprom, in addition to programming the fuse bits.
B4R - Development tool for native Arduino programs.
AVR8 Burn-O-Mat - Grafisches Benutzerinterface (GUI) für avrdude