This are Self-Made libraries i couldn'f find, if you find an error let me know :)
Added:
EEPROM Microchip 24LC256 EEPROM
LED CREE J/K 2835
XTAL MS1V-T1k Xtal (great for Samr21)
Sensors Light Sensor TEMT6000
Multiplexer PCFF8575C 16bit i2c Multiplexer