Go to Google Chrome Webstore
Search for SnapLogic
Once it is added, you will see the extension on the browser.
On the SnapLogic Designer, on any pipeline, if you hover on the extension, it will be enabled and appear in green color.
Clicking on it will generate the pipeline url and the link is copied to clipboard.
Use your favorite method of sharing it with your colleague through IM, Email.
Be sure to share your project with them before sharing unless they are administrators.
Good luck sharing pipelines.