Telegram chat online

It’s with telegram possible to chat online through you’re webbrowser. There are several websites offering this, functionality.
We made a list with available websites below.

Description URL
Online Web-version (hosted on Telegram servers)
Online Web-version (hosted on GitHub pages)
Online Web-version (hosted on Unofficial server)
Chrome Web Store Download in Chrome Webstore
Firefox & FirefoxOS Marketplace Download in Firefox Marketplace