Download any part from SnapMagic for Eagle format.
Go to EasyEDA designer.
Click the Document folder > Open > Eagle...
NOTE: EasyEDA only supports .lbr files from Eagle version 6 and above. If you can open the Eagle file but can't import it to EasyEDA, simply open the Eagle .lbr file and save a copy with the latest Eagle then import again to EasyEDA.