[1] RssCloud API | RSS Advisory Board (2008-11-21 20:06:56 +09:00 版) http://www.rssboard.org/rsscloud-interface

[2] HowTo: Implementor's guide to rssCloud (2009-07-26 03:00:51 +09:00 版) http://rsscloud.org/walkthrough.html

[3] HowTo: Rebooting the RSS cloud (2009-07-26 01:27:38 +09:00 版) http://rsscloud.org/

[4] RSSCloud is dead - 金利0無利息キャッシング – キャッシングできます - subtech (2009-09-10 08:10:33 +09:00 版) http://subtech.g.hatena.ne.jp/mala/20090908/1252415358

[5] JSON Feed - JSON Feed Version 1.1 (2020-08-11T17:02:07.000Z, 2020-10-07T03:12:38.995Z) https://jsonfeed.org/version/1.1#subscribing-to-real-time-notifications-a-name-subscribing-to-real-time-notifications-a