meebo rocks!

On-line instant messaging service meebo , which, it seems to me, was not enough talked about, not so long ago added the ability to communicate not only with regular message forwarding, but also with the help of audio / video conferencing.
That is, in terms of functionality, this online service has already caught up with its desktop brothers.

From the advantages that are of fundamental importance for me in such a decision, I will mention the possibility of logging without attachment to a specific machine, absolute cross-platform /

But the most important thing that I wanted to communicate was the possibility of developing my own applications by a third party. That is, after you register your application, which you would like to use when communicating with someone from your contact list - be it a toy, or say the screen for sharing drawing - and send you an API for developing and passing authentication.
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More details can be found on the page of the meebo itself. Here

In the light of recent posts with ideas for instant messengers, this opportunity seems to me just perfect.