Chrome: Sharing your desktop is a simple process. However, if you would prefer to just share access to your Terminal, Nutty is a simple Chrome extension that does just that.
Whether you're troubleshooting or just helping someone dig around inside their file system, access to Terminal is helpful for a lot of reasons. Just install the extension, run a few commands, and then you'll be able to share a simple URL link to give someone access. It's a lightweight, fast and easy-to-use solution when you don't feel like sharing your whole screen.