Short.io - Short.io makes short links (vanity urls) on your own domain. Free signup, analytics and API. Chrome, slack, zapier and segment integrations.
LINKLER.ME - Unlimited Url Shortener - TRY FOR FREE
TinyURL - Are you sick of posting URLs in emails only to have it break when sent causing the recipient to...
MailTumble - MailTumble is a service that tokenises email addresses, allowing you to share your lists with third parties.
Trotto - Open-source internal URL shortener for teams, up in minutes
1kb.link - Its a 5 in 1 tool.