INSTAD.IO - Automagically converts vector images into sketchy style
Stylish Text Maker - Stylish Text Maker provides Tools that are related to the text. One of its most popular tools is the Stylish Text Generator which can use to convert your simple-looking text into fancy text using Unicode characters.
Base UI Sketch Framework - Huge set of everything you need to design and prototype
LingoJam - Create and have fun with unicode text translators online
Sketch Extensions - An official collection of Sketch extensions & plugins
IGFonts.info - Awesome collection of Instagram fonts. Simply enter your text and the cool text fonts will generate instantly.