SendText allows you to send text to any app, directly from the search box on the homescreen. app must support ACTION_SEND intent with EXTRA_TEXT (of type 'text/')

Post a message to google+ or twitter, send a text message or email, create a qr code or a note, all without opening any apps but simply by typing into the homescreen (this should open up the Quick Search Box automatically)

Just type your message as a query and a list of apps that can send your message will appear below. Simply select any app from the list to launch it with your message pre-filled.

Please ensure the Send Text searchable item is enabled in search settings.