Initiative profile

TDMRep (W3C)

Live

W3C specification for expressing text and data mining permissions via a well-known JSON file, designed for EU DSM Directive compliance.

Website
w3.org/community/tdmrep
Latest update
Aug 08, 2024 Version 3 final report listed
Primary approach
Preference signal
Also uses
Formal license

What it is

TDMRep is a W3C Community Group specification that enables publishers to declare their text and data mining (TDM) policies through a machine-readable file at /.well-known/tdmrep.json. Designed specifically to support the EU DSM Directive’s opt-out mechanism for commercial TDM.

Evidence trail

Examples

/.well-known/tdmrep.json Source

The W3C report shows a minimal root-level reservation file for a whole site.

[
  {
    "location": "/",
    "tdm-reservation": 1
  }
]
HTML meta tags Source

The same report also defines page-level HTML metadata for reservation and policy links.

<meta name="tdm-reservation" content="1">
<meta name="tdm-policy" content="https://provider.com/policies/policy.json">