GitHub Codespaces - GItHub Codespaces is a hosted remote coding environment by GitHub based on Visual Studio Codespaces integrated directly for GitHub.
Capsulink - Capsulink is a URL shortener that gives you the key tools you need to optimize your content and marketing strategies.
CloudShell - Cloud Shell is a free admin machine with browser-based command-line access for managing your infrastructure and applications on Google Cloud Platform.
shorturl.is - Make long url's short. Statistics included!
CodeTasty - CodeTasty is a programming platform for developers in the cloud.
UX9 - Free URL shortener. Customize, protect, call limits and expiration time may be configured. Free API and nice Customer area.