Character Map
Shows character map for selected font from Font Samples or selected font from System fonts Active view.
Character Map tab:
By clicking ASCII check box, you can switch between available font ASCII charsets and font Unicode ranges
You can copy selected character to clipboard and paste it into the other application - Right-mouse click
Copy Character.
Find tab:
Search for specific character or group of characters by its name or character Unicode code point.
Filter tab:
Filter fonts which contain selected character by one click!
If you close Character Map, it's available again from 
View
Character Map.