Copy as Markdown is a free Chrome extension developed by yorkxin. This extension allows users to easily copy various elements as Markdown to their system clipboard. With Copy as Markdown, users can copy the current tab as a link, a link on a page (including images), an image on a page, all tabs as a list of links, and select tabs for a list of links.

One of the standout features of Copy as Markdown is the ability to customize keyboard shortcuts for copying tab links without using the mouse. This makes the process even more efficient for users who prefer using keyboard shortcuts.

However, there are a couple of known issues with the extension. It cannot grab the image.alt when copying an image, and on Microsoft Windows, the copied page link does not come with the link title.

Overall, Copy as Markdown is a handy Chrome extension for users who frequently work with Markdown and want to easily copy various elements as Markdown to their clipboard.