The extension add the Read It Later checkmark to Chrome’s location bar. (Similar to how it is seen in the Firefox extension.) This makes adding/marking pages just as fast as it’s Firefox counterpart.
The project is also being hosted on Google Code so that others can contribute to it.
If Google Chrome is your browser of choice, and you’ve been using the Read It Later bookmarklets, you might want to give ChromeRIL a try! Note: You will need the latest developer build of Chrome to use extensions.
ChromeRIL makes use of Read It Later’s Open API that lets any developer make Read It Later applications.