About LinkComment
LinkComment turns the World Wide Web into the largest message board.
Any resource you can open in a browser can become a message board — even a PDF paper. Read and discuss papers together, so that knowledge accumulates and reading a paper is no longer a lonely thing.
Comment on the website
Sign in with Google and you can add links, comment and tag right on the LinkComment site — no extension required.
Chrome extension
With the extension installed you can comment on any page without coming back to the site.