Soon we will see extensions in the opera?

Today I downloaded the new assembly of the opera. In test builds, they are still working on unite. New services are now gradually being added , which are now called applications. I decided to install one of the applications, it is called UJS Manager - that is, User Javascript Manager. It looks in the sidebar one way or another depending on the chosen theme of the opera:



Also this application can show such smoothly moving panels:
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And such confirmation windows:



Well and the most interesting, it can show pop-up windows, as the Opera shows when downloading a file, or new rss:


Actually, it seems that the API that operas are currently preparing for the application of unites will, to some extent, be used in additions, about the soon (or not) appearance of which we were somehow hinted at by comrades from the opera :)

In general, of course, UJS Manager is not the only application that has recently appeared in the opera repository , I advise you to go and see for yourself.