{
 "id": "wwf-unprintable-pdf",
 "name": "WWF, unprintable PDF",
 "category": "other",
 "identifiers": {
  "extensions": [
   "wwf"
  ],
  "wikidata": [
   "Q2303036"
  ]
 },
 "status": "unknown",
 "summary": "campaign to produce PDF electronic documents that forbid printing",
 "tools": [
  {
   "name": "STDU Viewer",
   "url": "https://web.archive.org/web/20150224145333/http://stdutility.com/stduviewer.html",
   "reads": true,
   "writes": false,
   "license": "freeware"
  }
 ],
 "projects": [
  {
   "name": "Wikidata Q2303036",
   "url": "https://www.wikidata.org/wiki/Q2303036",
   "kind": "wiki"
  },
  {
   "name": "File Formats Wiki",
   "url": "http://fileformats.archiveteam.org/wiki/WWF",
   "kind": "wiki"
  }
 ],
 "provenance": {
  "sources": [
   "wikidata"
  ]
 },
 "updated": "2026-10-20"
}