Ecoji is like Base64 encoding, but it's Base1024 and uses emojis instead of the alphabet. [via @codinghorror] For example:
$ echo "Base64 is so 1999, isn't there something better?" | ecoji
๐๐ฉ๐ฆ๐๐๐๐ฏ๐๐๐ฝ๐๐๐ฑ๐ฅ๐๐ฑ๐๐ญ๐ฎ๐ต๐ข๐ฅ๐ญ๐ธ๐๐ฒ๐ฆ๐ถ๐ข๐ฅ๐ฎ๐บ๐๐ธ๐ฎ๐ผ๐ฆ๐๐ฅด๐