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.
Linktree - Connect your audience to all of your content with just one link.
Anonymous URL Shortener - Anonymous URL Shortener, Referer, Anonymizer, Redirection service.
Lnk.Bio - Life's a link
Lstu - A nice and open source url shortener. You can use it as service or install it on your own server.
many.link - Add as many links in your Instagram bio as you want