# model

- feed:
  - title
  - site_link
  - feed_link

- item:
  - guid
  - date
  - link
  - title
  - content
  - image_url
  - podcast_url

# specs

- rss
  https://en.wikipedia.org/wiki/RSS
  - 0.90:
    https://www.rssboard.org/rss-0-9-0
    https://web.archive.org/web/20001208063100/http://my.netscape.com/publish/help/quickstart.html
  - 0.91 (netscape)
    https://www.rssboard.org/rss-0-9-1-netscape
  - 0.91 (userland)
    https://www.rssboard.org/rss-0-9-1
  - 0.92
    https://www.rssboard.org/rss-0-9-2
  - 0.93 (withdrawn)
    http://backend.userland.com/rss093
  - 0.94 (withdrawn)
  - 1.0
    https://web.resource.org/rss/1.0/
  - 2.0
    https://cyber.harvard.edu/rss/rss.html
    https://www.rssboard.org/rss-2-0

- atom
  https://en.wikipedia.org/wiki/Atom_(Web_standard)
  - 0.3
    https://support.google.com/merchants/answer/160598?hl=en
  - 1.0
    https://tools.ietf.org/html/rfc4287

- json
  https://en.wikipedia.org/wiki/JSON_Feed
  - 1.0
    https://jsonfeed.org/version/1
  - 1.1
    https://jsonfeed.org/version/1.1

# parsers

https://feedparser.readthedocs.io/en/latest/
https://github.com/mmcdole/gofeed
https://github.com/miniflux/v2/tree/2.0.28/reader/
https://github.com/Ranchero-Software/RSParser