Any RSS feed on your website.

Really Simple Syndication started life in 1999 as a Netscape feature for the doomed My Netscape portal. Dave Winer at UserLand picked up the spec the same year, simplified it, and shipped RSS 0.91 as a vendor-neutral way for your website to publish a machine-readable feed of its own content. The next decade settled the format around the widely deployed RSS 2.0 line, maintained by Winer and later donated to Harvard. By 2008 RSS was readable by every major news reader and integrated into every major CMS. The format itself is almost trivially simple, which is why it has survived. An RSS feed is just an XML document listing recent items, each with a title, a link, a publication date, and optional metadata like author, category tags, full or excerpted content, and enclosure attachments for binary payloads like podcast audio. Any web server can produce one with no special infrastructure, any client can parse one with a hundred lines of code, and the contract has not meaningfully changed in twenty years. That stability is the whole point. When a publisher ships a redesign, switches CMS, or rebrands the site, the RSS endpoint typically keeps working because it sits behind a stable URL and emits the same simple XML. A widget that reads the feed today still reads it five years from now. No API key rotation, no OAuth refresh storms, no breaking changes from a vendor pivot.

Refresh cadence follows your Poper plan: Free every 15 days, Starter every 3 days, and Pro/Business every 1 day.

An RSS feed is an XML document that lists recent items, each with a title, a link, a publication date, and optional metadata like author, category tags, full or excerpted content, and enclosure attachments for binary payloads like podcast audio. RSS 2.0 is the most widely deployed version, defined informally and frozen by Harvard's Berkman Center in 2003 with a deliberate stance that the format would not change further. That freeze is a feature, not a limitation. WordPress emits RSS at `/feed/`, Substack emits RSS, Ghost emits RSS, and most major news outlets and blog platforms expose an RSS endpoint at a stable URL. Because the contract has not meaningfully changed in twenty years, a widget that reads a feed today still reads it years from now: no API key rotation, no OAuth refresh storms, no breaking changes from a vendor pivot. Poper RSS Feed fetches the feed, parses the items, normalizes the publication dates, and renders the same clean widget output. From the site owner's perspective the work is one paste of a URL, and the open standard underneath is what keeps the embed alive long after the source redesigns its site.

Refresh cadence follows your Poper plan: Free every 15 days, Starter every 3 days, and Pro/Business every 1 day.

Four patterns cover most production deployments. First, blog mirror. A team publishes once on a primary blog (WordPress, Ghost, Substack, Medium, Hashnode) and embeds the RSS feed on a marketing site, partner portal, or help center. One source, many surfaces, zero copy-paste workflow. The marketing site stays fresh automatically and the source remains the single point of truth for the canonical URL, which protects SEO. Second, a fresh-content block on a homepage. Point the widget at your own blog feed and render it as a grid or bento block so visitors always see what you shipped most recently, in chronological order, without an editor manually updating the page. Third, podcast show-notes page. Point the widget at your podcast RSS feed and render recent episodes as cards that link straight to the episode page. The widget keeps the episode list current as you publish. Fourth, product changelog or release-notes block. Most modern issue trackers and CI systems can publish a release feed (GitHub releases, npm publishes, Linear changelog, Productboard updates). Embed it on a product page or pricing page and your marketing surface stays in lockstep with what engineering shipped, with no manual cross-posting. In all four patterns the operational benefit is the same: the widget runs on a stable open standard, stays fresh on its own, has no API key to rotate, and survives every redesign of the source. Set it up once and it does its job for years.