Gengo is a web application, and we currently officially support and test on:
Mac, Windows and linux.
We do not support 3rd-party addons (browser plugins etc.)
Feed Reading Jobs:
If you are a translator, you'll want to know about reading available jobs through RSS. Some popular options are Feed Notifier, FeedReader, Simple RSS Reader for Firefox or RSS Feed Reader (also known as Feeder). For more about RSS feeds at Gengo please see this article.