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docs/en/010_About.md

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-The Arsse is a news aggregator server which implements multiple synchronization protocols. Unlike most other aggregator servers, The Arsse does not include a Web front-end (though one is planned as a separate project), and it relies on existing protocols to maximize compatibility with existing clients. Supported protocols are:
+The Advanced RSS Environment (affectionately called "The Arsse") is a news aggregator server which implements multiple synchronization protocols. Unlike most other aggregator servers, The Arsse does not include a Web front-end (though one is planned as a separate project), and it relies on [existing protocols](Supported_Protocols) to maximize compatibility with [existing clients](Compatible_Clients). Supported protocols are:
 
-- [NextCloud News](https://github.com/nextcloud/news/blob/master/docs/externalapi/Legacy.md)
-- [Tiny Tiny RSS](https://git.tt-rss.org/git/tt-rss/wiki/ApiReference)
-- [Fever](https://web.archive.org/web/20161217042229/https://feedafever.com/api)
+- NextCloud News
+- Tiny Tiny RSS
+- Fever
 
 At present the software should be considered in an "alpha" state: many features one would expect from other similar software have yet to be implemented. Areas of future work include:
 

docs/index.md

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+Welcome to the user manual for The Advanced RSS Environment. It is included with each copy of the software, and is also [available online](https://thearsse.com/manual/en/). Please select a language above.