YOURLS - YOURLS is a website that contains all the tools you need to create and launch your very own URL shortener. URL shorteners like bitly or TinyURL are fine for public use, but they offer limited options in terms of URL customization.

Ji.Hn - Shorten your links, track, target or rotate them

TinyURL - Are you sick of posting URLs in emails only to have it break when sent causing the recipient to...

Short.io - Short.io makes short links (vanity urls) on your own domain. Free signup, analytics and API. Chrome, slack, zapier and segment integrations.

Sundial App - Sun & Moon times and alerts for iPhone, iPad, & Apple Watch

MailTumble - MailTumble is a service that tokenises email addresses, allowing you to share your lists with third parties.