As of 2022-03-07, the Wikidata property PRONOM file format identifier (P2748) is used on 1,762 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P3381 File Format Wiki page ID 439
 0.1058
P646 Freebase ID 218
 0.0000
P3641 Uniform Type Identifier 111
 0.0619
P3266 Library of Congress Format Description Document ID 110
 0.0595
P6366 Microsoft Academic ID 87
 0.0003
P4839 Wolfram Language entity code 64
 0.0003
P3417 Quora topic ID 45
 0.0002
P3553 Zhihu topic ID 32
 0.0020
P2671 Google Knowledge Graph ID 31
 0.0000
P503 ISO standard 23
 0.0097
P9100 GitHub topic 21
 0.0050
P10283 OpenAlex ID 20
 0.0002
P2581 BabelNet ID 17
 0.0002
P4460 Kaitai Struct format gallery ID 16
 0.0090
P9151 Can I use feature ID 14
 0.0077
P8408 KBpedia ID 13
 0.0003
P3743 ITU/ISO/IEC object identifier 11
 0.0031
P244 Library of Congress authority ID 11
 0.0000
P2347 YSO ID 10
 0.0004
P227 GND ID 10
 0.0000
P1417 Encyclopædia Britannica Online ID 9
 0.0001
P268 Bibliothèque nationale de France ID 9
 0.0000
P5398 TDKIV term ID 8
 0.0016
P1014 Art & Architecture Thesaurus ID 8
 0.0003
P8189 National Library of Israel J9U ID 8
 0.0000
P8205 Mozilla Developer Network article 7
 0.0034
P7818 French Vikidia ID 7
 0.0003
P4742 Uniform Resource Identifier Scheme 6
 0.0030
P5429 IPTC NewsCode 5
 0.0020
P6009 Techopedia ID 4
 0.0019
P5688 ITU-T Recommendation 4
 0.0019
P1051 PSH ID 4
 0.0005
P3984 subreddit 4
 0.0003
P1245 OmegaWiki Defined Meaning 4
 0.0003
P3827 JSTOR topic ID 4
 0.0001
P4342 Store norske leksikon ID 4
 0.0001
P1296 Gran Enciclopèdia Catalana ID 4
 0.0000
P10407 Encyclopedia of Database Systems ID 3
 0.0017
P5047 Rosetta Code ID 3
 0.0015
P2209 SourceForge project 3
 0.0010
P6931 Repology project name 3
 0.0004
P4746 Elhuyar ZTH ID 3
 0.0004
P6706 De Agostini ID 3
 0.0001
P3222 NE.se ID 3
 0.0001
P950 Biblioteca Nacional de España ID 3
 0.0000
P2163 FAST ID 3
 0.0000
P6857 JIS standard 2
 0.0011
P6611 Semantic Scholar topic ID 2
 0.0009
P7829 English Vikidia ID 2
 0.0007
P8443 Homebrew formula name 2
 0.0006

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P3381 File Format Wiki page ID 439
 0.1058
P3641 Uniform Type Identifier 111
 0.0619
P3266 Library of Congress Format Description Document ID 110
 0.0595
P503 ISO standard 23
 0.0097
P4460 Kaitai Struct format gallery ID 16
 0.0090
P9151 Can I use feature ID 14
 0.0077
P9100 GitHub topic 21
 0.0050
P8205 Mozilla Developer Network article 7
 0.0034
P3743 ITU/ISO/IEC object identifier 11
 0.0031
P4742 Uniform Resource Identifier Scheme 6
 0.0030
P3553 Zhihu topic ID 32
 0.0020
P5429 IPTC NewsCode 5
 0.0020
P6009 Techopedia ID 4
 0.0019
P5688 ITU-T Recommendation 4
 0.0019
P10407 Encyclopedia of Database Systems ID 3
 0.0017
P5398 TDKIV term ID 8
 0.0016
P5047 Rosetta Code ID 3
 0.0015
P6857 JIS standard 2
 0.0011
P2209 SourceForge project 3
 0.0010
P6611 Semantic Scholar topic ID 2
 0.0009
P7829 English Vikidia ID 2
 0.0007
P8443 Homebrew formula name 2
 0.0006
P9236 RDA value vocabularies ID 1
 0.0005
P1051 PSH ID 4
 0.0005
P7517 Sega Retro ID 1
 0.0005
P6931 Repology project name 3
 0.0004
P1972 Open Hub ID 2
 0.0004
P8885 Namuwiki ID 2
 0.0004
P2347 YSO ID 10
 0.0004
P7822 Italian Vikidia ID 1
 0.0004
P4746 Elhuyar ZTH ID 3
 0.0004
P6665 Pro-Linux.de DBApp ID 2
 0.0004
P8408 KBpedia ID 13
 0.0003
P7818 French Vikidia ID 7
 0.0003
P6366 Microsoft Academic ID 87
 0.0003
P1014 Art & Architecture Thesaurus ID 8
 0.0003
P3984 subreddit 4
 0.0003
P4839 Wolfram Language entity code 64
 0.0003
P1245 OmegaWiki Defined Meaning 4
 0.0003
P1246 patent number 1
 0.0003
P3417 Quora topic ID 45
 0.0002
P6293 YSA ID 1
 0.0002
P4162 AUR package 1
 0.0002
P7427 FreeBSD port 1
 0.0002
P2581 BabelNet ID 17
 0.0002
P6900 NicoNicoPedia ID 1
 0.0002
P6573 Klexikon article ID 1
 0.0002
P2037 GitHub username 2
 0.0002
P3847 Open Library subject ID 1
 0.0002
P3442 Debian stable package 1
 0.0002