Polr - An open source URL shortener. A great non-profit and free alternative to bit.ly, TinyURL, or goo.gl.

Linkz.ai - Automatic rich link previews on hover that keep visitors on your website

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.

Piar.io - Create beautiful custom link previews for all your social media channels in one place

Bitly - Get the most out of your social and online marketing efforts. Own, understand and activate your best audience through the power of the link with Bitly Enterprise.

Mugshot Bot - Automated link preview images for your website. No more fussing with design tools or wading through thousands of stock photos.