Shareaholic makes it easy for you to share any link via an easy to use Share Panel web endpoint.
https://shareaholic.com/share/
?url= (required; example: http://www.google.com/)
&title= (required; example: Check+out+Google)
Example:
https://www.shareaholic.com/share/?url=http://www.google.com/&title=Check+out+Google
Screenshots:
