Quantity   Component name
1 × 40-pin ZIF socket Socket that fits a lot of AVR microcontrollers
1 × 40-pin male boxed header For connecting any breadboard project to the board
1 × 6-pin male boxed header For connecting the programmer USB-stick to the board
1 × 9-pin male header For manually setting the programming pins (MISO, MOSI, SCK, etc).
1 × 3-pin female header For connecting a crystal to the board
2 × 2-pin female header For connecting capacitors (for the crystal) to the board
1 × Yellow LED Indicates the avr being flashed
1 × BC327 Transistor Switches the LED
1 × Reset button Pretty self-explanatory.
3 × Resistors Various resistors for things.