Site Index

Fundamentals

Backlinks — The idea of a backlink is as old as the concept of a hyperlink, but…
Custom Harmonizer — Use a named harmonizer to turn standard HTML meta keywords into octothorpes — no OP-specific… (v0.6)
Hashtags on Links — Bookmarks, citations, and other typed relationships can carry their own hashtag terms, independent of the… (v0.6)
Link Types — OP supports typed page-to-page relationships: bookmarks, citations, buttons, and custom types. (v0.6)
Multiple Servers — This page sends octothorpes to two different servers.
Octothorpe Anywhere — Implementing Octothorpes is really easy. Here are some sites on other platforms that already have…
Octothorpe Without Javascript — If you don’t want to use javascript or display #s on the front end, you…
Tags Only — This page is using tags in the traditional way, even though the pages linked here…
Tags and Octothorpes — Octothorpes are like super-tags for websites. So they are designed to work seamlessly with any…

Button-Based Indexing — OP can index a page triggered by loading a special version of our site button…. (v0.6)
Image Indexing — OP now extracts and stores image metadata from indexed pages, making images available in API… (v0.6)
Indexing Policy — You can flag your page as OK index by outside services if you can’t or… (v0.6)

Fun with RSS — The OP API outputs RSS for almost any query. Here are some combinations worth bookmarking…. (v0.5)
Match-All Tag Filtering — Use match=all to find pages that carry every one of a set of tags, not… (v0.6)
Multipasses — Multipasses are reusable, shareable query objects that drive OP web components and feeds. (v0.6)
Post Date — Pages can declare their own publication date, which OP indexes and uses for date-based API… (v0.6)
Web Components — OP ships a set of web components for displaying indexed content on any site. (v0.6)

The Demo Webring — OP makes it easy to run your own webring from your own website. This is…
The Rad Webring — A second webring demo — same mechanic as the Demo Webring, different members.