This respository is primarily focused on developers. You may want to also look at the more user-/consumer-focused site.
The OpenLink Structured Data Sniffer (OSDS) is a plugin for Google Chrome, Mozilla Firefox, and Opera web browsers, that detects and shows structured data embedded in web pages in any of the following formats:
Support for additional browsers like Apple Safari and Microsoft Edge is under construction.
Copyright 2015-2021 OpenLink Software
This software is licensed under the GNU General Public License (see COPYING).
Note: the only valid version of the GPL license as far as this project is concerned is the original GNU General Public License Version 2, dated June 1991.
Stable and/or signed releases may be deployed from the Chrome store or the Mozilla catalog.
To deploy the latest development version on your local machine, you can (1) either (a) clone the git source tree or (b) download a source archive, and then (2) install the extension into your Chrome or Opera browser on the same system.
Clone the sources from github using the following commands:
$ cd src
$ git clone https://github.com/OpenLinkSoftware/OSDS_extension
which will automatically download the latest develop branch.
Download and extract a .tar.gz
or .zip
from either one of the
stable releases
or directly from one of the following links:
To install this extension manually in Chrome, use the following steps:
To install this extension manually in Opera, use the following steps:
NOTE: Recent versions of Firefox only permit temporary installation of the unsigned .xpi
file. The latest
signed extension, which may lag a bit behind the unsigned, can be permanently installed from the
[Mozilla Add-ons catalog(https://addons.mozilla.org/en-US/firefox/addon/openlink-structured-data-sniff/).
To install this extension manually in Firefox, use the following steps:
.xpi
file.Navigate to a page containing structured data such as:
and click on the sniffer icon that appears in the address bar.