Character Recognition
Shapecatcher
You can use Shapecatcher to draw a character and try to recognize it.
Other usefull sites are &what and Unicode® character table.
In Bash
If you can paste the character in Bash, you can dump the character in hex with hexdump
$ echo "✰" | hexdump -C
00000000 e2 9c b0 0a |....|
00000004
Use the hex value to recreate the character:
$ echo -e "\xe2\x9c\xb0"
✰
