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
P31 instance of 1,745
 0.0000
P1195 file extension 1,639
 0.1382
P178 developer 945
 0.0225
P1163 media type 820
 0.0942
P348 software version identifier 636
 0.0243
P3381 File Format Wiki page ID 439
 0.1058
P4152 file format identification pattern 336
 0.0313
P973 described at URL 302
 0.0005
P279 subclass of 247
 0.0001
P646 Freebase ID 218
 0.0000
P393 edition number 180
 0.0017
P1365 replaces 164
 0.0031
P1366 replaced by 164
 0.0022
P361 part of 154
 0.0001
P1343 described by source 148
 0.0002
P629 edition or translation of 125
 0.0015
P144 based on 116
 0.0023
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
P577 publication date 81
 0.0000
P366 has use 75
 0.0009
P1889 different from 66
 0.0001
P4839 Wolfram Language entity code 64
 0.0003
P1482 Stack Exchange tag 60
 0.0115
P856 official website 58
 0.0000
P571 inception 54
 0.0000
P3417 Quora topic ID 45
 0.0002
P373 Commons category 36
 0.0000
P527 has part or parts 34
 0.0001
P3553 Zhihu topic ID 32
 0.0020
P2671 Google Knowledge Graph ID 31
 0.0000
P3374 endianness 30
 0.0164
P154 logo image 30
 0.0003
P2888 exact match 30
 0.0000
P503 ISO standard 23
 0.0097
P4969 derivative work 23
 0.0017
P18 image 22
 0.0000
P9100 GitHub topic 21
 0.0050
P1813 short name 21
 0.0001
P10283 OpenAlex ID 20
 0.0002
P155 follows 20
 0.0000
P156 followed by 19
 0.0000
P306 operating system 18
 0.0006
P1462 standards body 17
 0.0039
P2581 BabelNet ID 17
 0.0002
P4460 Kaitai Struct format gallery ID 16
 0.0090
P910 topic's main category 16
 0.0000
P2699 URL 15
 0.0010
P9151 Can I use feature ID 14
 0.0077

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P1195 file extension 1,639
 0.1382
P3381 File Format Wiki page ID 439
 0.1058
P1163 media type 820
 0.0942
P3641 Uniform Type Identifier 111
 0.0619
P3266 Library of Congress Format Description Document ID 110
 0.0595
P4152 file format identification pattern 336
 0.0313
P348 software version identifier 636
 0.0243
P178 developer 945
 0.0225
P3374 endianness 30
 0.0164
P1482 Stack Exchange tag 60
 0.0115
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
P1462 standards body 17
 0.0039
P8205 Mozilla Developer Network article 7
 0.0034
P3743 ITU/ISO/IEC object identifier 11
 0.0031
P1365 replaces 164
 0.0031
P4742 Uniform Resource Identifier Scheme 6
 0.0030
P4506 Formal Public Identifier 5
 0.0028
P7510 XML namespace 5
 0.0027
P144 based on 116
 0.0023
P1366 replaced by 164
 0.0022
P1557 manifestation of 8
 0.0022
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
P4969 derivative work 23
 0.0017
P7126 Mac OS type code 3
 0.0017
P393 edition number 180
 0.0017
P10407 Encyclopedia of Database Systems ID 3
 0.0017
P5398 TDKIV term ID 8
 0.0016
P5047 Rosetta Code ID 3
 0.0015
P629 edition or translation of 125
 0.0015
P2179 ACM Classification Code (2012) 3
 0.0014
P6857 JIS standard 2
 0.0011
P1535 used by 9
 0.0011
P2209 SourceForge project 3
 0.0010
P2699 URL 15
 0.0010
P366 has use 75
 0.0009
P6611 Semantic Scholar topic ID 2
 0.0009
P3966 programming paradigm 2
 0.0008
P7829 English Vikidia ID 2
 0.0007
P2910 icon 3
 0.0007
P8443 Homebrew formula name 2
 0.0006
P1324 source code repository 10
 0.0006
P1401 bug tracking system 2
 0.0006
P277 programming language 7
 0.0006
P306 operating system 18
 0.0006