The tool [Wikimedia] Related projects provides statistics about Wikimedia projects and the relations between them, using the number of sitelinks they have in common.

As of 2019-05-13, Wikimedia counts 835 projects with sitelinks stored on Wikidata.

Projects with the most sitelinks | Closest projects: by cardinality of intersection, by Jaccard index | Downloads

Display projects of the following types:                                

Projects with the most sitelinks

ProjectCardinality
English Wikipedia 7,920,711
Cebuano Wikipedia 4,902,418
Swedish Wikipedia 4,124,960
German Wikipedia 2,708,744
French Wikipedia 2,612,427
Wikimedia Commons 2,544,969
Dutch Wikipedia 2,092,590
Russian Wikipedia 2,049,754
Italian Wikipedia 1,972,085
Spanish Wikipedia 1,907,863
Polish Wikipedia 1,599,705
Arabic Wikipedia 1,455,079
Vietnamese Wikipedia 1,447,700
Chinese Wikipedia 1,426,032
Waray Wikipedia 1,422,725
Japanese Wikipedia 1,419,456
Portuguese Wikipedia 1,399,887
Persian Wikipedia 1,283,228
Ukrainian Wikipedia 1,154,791
Korean Wikipedia 735,493
Catalan Wikipedia 713,024
Serbian Wikipedia 707,184
Wikispecies 691,055
Wikipedia in Norwegian (bokmål and riksmål) 673,159
Indonesian Wikipedia 595,122
Czech Wikipedia 587,929
Turkish Wikipedia 575,190
Romanian Wikipedia 551,181
Finnish Wikipedia 544,912
Hungarian Wikipedia 536,202
Urdu Wikipedia 523,667
Serbo-Croatian Wikipedia 513,048
Basque Wikipedia 414,830
Malay Wikipedia 366,587
Esperanto Wikipedia 338,204
Hebrew Wikipedia 335,849
Bulgarian Wikipedia 329,637
Danish Wikipedia 329,265
Armenian Wikipedia 321,061
Russian Wikisource 314,524
Slovak Wikipedia 313,402
Belarusian Wikipedia 272,748
Min Nan Wikipedia 265,117
Kazakh Wikipedia 252,616
Galician Wikipedia 232,322
Slovene Wikipedia 231,567
Lithuanian Wikipedia 231,090
Greek Wikipedia 229,979
Minangkabau Wikipedia 224,769
Chechen Wikipedia 222,060
Estonian Wikipedia 222,009
Nynorsk Wikipedia 220,266
Azerbaijani Wikipedia 219,539
Croatian Wikipedia 201,161
Thai Wikipedia 196,109
Simple English Wikipedia 194,726
Georgian Wikipedia 188,636
Macedonian Wikipedia 179,531
South Azerbaijani Wikipedia 174,658
Latin Wikipedia 172,325
Hindi Wikipedia 165,452
Tamil Wikipedia 151,765
English Wikisource 150,630
Uzbek Wikipedia 145,179
Chinese Wikisource 142,353
Bosnian Wikipedia 142,142
Welsh Wikipedia 140,454
Latvian Wikipedia 129,810
Volapük Wikipedia 125,338
Taraškievica Wikipedia 124,034
Asturian Wikipedia 123,043
Bengali Wikipedia 119,258
Tajik Wikipedia 113,951
Tatar Wikipedia 112,613
German Wikisource 110,418
Nepal Bhasa Wikipedia 106,322
Occitan Wikipedia 104,146
Scots Wikipedia 103,035
Cantonese Wikipedia 101,053
Albanian Wikipedia 99,825
Malayalam Wikipedia 97,029
Tagalog Wikipedia 95,125
Afrikaans Wikipedia 94,995
Malagasy Wikipedia 92,776
Bashkir Wikipedia 90,803
Breton Wikipedia 89,484
Luxembourgish Wikipedia 87,407
French Wiktionary 84,097
Kyrgyz Wikipedia 81,751
Telugu Wikipedia 81,151
West Frisian Wikipedia 80,112
Javanese Wikipedia 78,412
Serbian Wikinews 71,504
Piedmontese Wikipedia 70,498
Marathi Wikipedia 69,888
English Wiktionary 68,902
French Wikisource 64,820
Icelandic Wikipedia 63,357
Swahili Wikipedia 62,543
Central Kurdish Wikipedia 61,139

Closest projects by cardinality of intersection

ProjectProjectIntersection cardinalityJaccard index
Cebuano Wikipedia Swedish Wikipedia 2,977,932
0.4923
English Wikipedia French Wikipedia 1,605,729
0.1799
Swedish Wikipedia Waray Wikipedia 1,365,906
0.3266
Cebuano Wikipedia Waray Wikipedia 1,360,925
0.2741
Wikimedia Commons English Wikipedia 1,322,909
0.1447
German Wikipedia English Wikipedia 1,318,084
0.1416
English Wikipedia Italian Wikipedia 1,237,140
0.1429
English Wikipedia Spanish Wikipedia 1,231,311
0.1432
Arabic Wikipedia English Wikipedia 1,138,825
0.1383
English Wikipedia Persian Wikipedia 1,114,395
0.1378
English Wikipedia Russian Wikipedia 1,048,064
0.1175
English Wikipedia Swedish Wikipedia 981,498
0.0887
English Wikipedia Polish Wikipedia 966,452
0.1130
English Wikipedia Portuguese Wikipedia 950,371
0.1135
English Wikipedia Dutch Wikipedia 947,691
0.1045
Dutch Wikipedia Swedish Wikipedia 908,584
0.1711
French Wikipedia Italian Wikipedia 905,897
0.2463
German Wikipedia French Wikipedia 902,529
0.2043
Spanish Wikipedia French Wikipedia 826,584
0.2238
Swedish Wikipedia Vietnamese Wikipedia 810,269
0.1701
English Wikipedia Chinese Wikipedia 782,651
0.0914
Wikimedia Commons German Wikipedia 748,816
0.1662
French Wikipedia Russian Wikipedia 731,063
0.1860
German Wikipedia Italian Wikipedia 725,484
0.1834
Spanish Wikipedia Italian Wikipedia 711,589
0.2246
Wikimedia Commons French Wikipedia 705,874
0.1586
French Wikipedia Polish Wikipedia 694,009
0.1973
Cebuano Wikipedia Dutch Wikipedia 680,709
0.1078
French Wikipedia Portuguese Wikipedia 679,578
0.2039
English Wikipedia Ukrainian Wikipedia 671,348
0.0799
English Wikipedia Japanese Wikipedia 669,003
0.0772
French Wikipedia Dutch Wikipedia 653,012
0.1612
German Wikipedia Russian Wikipedia 648,790
0.1579
English Wikipedia Vietnamese Wikipedia 646,422
0.0741
Cebuano Wikipedia Vietnamese Wikipedia 646,158
0.1133
German Wikipedia Spanish Wikipedia 644,129
0.1621
Spanish Wikipedia Portuguese Wikipedia 628,723
0.2347
German Wikipedia Polish Wikipedia 620,814
0.1684
Russian Wikipedia Ukrainian Wikipedia 619,268
0.2395
Italian Wikipedia Russian Wikipedia 615,321
0.1806
Vietnamese Wikipedia Waray Wikipedia 612,522
0.2713
Italian Wikipedia Polish Wikipedia 609,302
0.2057
French Wikipedia Swedish Wikipedia 604,038
0.0985
Dutch Wikipedia Waray Wikipedia 588,582
0.2011
Italian Wikipedia Portuguese Wikipedia 587,128
0.2108
Spanish Wikipedia Russian Wikipedia 584,159
0.1732
Dutch Wikipedia Vietnamese Wikipedia 580,148
0.1960
Cebuano Wikipedia English Wikipedia 571,797
0.0467
Polish Wikipedia Russian Wikipedia 565,783
0.1835
Spanish Wikipedia Dutch Wikipedia 565,451
0.1646
Arabic Wikipedia Persian Wikipedia 562,378
0.2585
German Wikipedia Dutch Wikipedia 558,809
0.1317
Spanish Wikipedia Polish Wikipedia 546,813
0.1847
Italian Wikipedia Dutch Wikipedia 544,526
0.1547
Spanish Wikipedia Swedish Wikipedia 536,661
0.0976
Wikimedia Commons Spanish Wikipedia 535,651
0.1367
German Wikipedia Swedish Wikipedia 525,758
0.0833
German Wikipedia Portuguese Wikipedia 513,238
0.1427
Portuguese Wikipedia Russian Wikipedia 505,226
0.1716
Wikimedia Commons Italian Wikipedia 502,820
0.1253
English Wikipedia Korean Wikipedia 502,796
0.0617
Wikimedia Commons Swedish Wikipedia 501,727
0.0813
French Wikipedia Ukrainian Wikipedia 490,494
0.1497
Persian Wikipedia French Wikipedia 487,831
0.1432
Wikimedia Commons Russian Wikipedia 487,259
0.1186
Dutch Wikipedia Polish Wikipedia 486,931
0.1519
French Wikipedia Chinese Wikipedia 484,379
0.1363
Italian Wikipedia Swedish Wikipedia 476,564
0.0848
Polish Wikipedia Portuguese Wikipedia 474,960
0.1881
Arabic Wikipedia French Wikipedia 470,374
0.1308
Catalan Wikipedia English Wikipedia 469,438
0.0575
Polish Wikipedia Ukrainian Wikipedia 468,267
0.2048
English Wikipedia Wikipedia in Norwegian (bokmål and riksmål) 461,607
0.0568
Dutch Wikipedia Portuguese Wikipedia 460,727
0.1520
English Wikipedia Urdu Wikipedia 459,570
0.0576
French Wikipedia Japanese Wikipedia 455,364
0.1273
Wikimedia Commons Dutch Wikipedia 448,945
0.1072
Portuguese Wikipedia Swedish Wikipedia 445,891
0.0878
Wikimedia Commons Polish Wikipedia 443,053
0.1197
Dutch Wikipedia Russian Wikipedia 440,176
0.1189
Spanish Wikipedia Chinese Wikipedia 437,828
0.1512
Russian Wikipedia Swedish Wikipedia 433,102
0.0754
Polish Wikipedia Swedish Wikipedia 430,392
0.0813
Catalan Wikipedia Spanish Wikipedia 430,291
0.1964
Spanish Wikipedia Persian Wikipedia 429,302
0.1554
Russian Wikipedia Chinese Wikipedia 428,137
0.1405
Arabic Wikipedia Spanish Wikipedia 421,856
0.1434
Italian Wikipedia Ukrainian Wikipedia 421,653
0.1559
Italian Wikipedia Chinese Wikipedia 421,223
0.1415
German Wikipedia Ukrainian Wikipedia 416,232
0.1207
English Wikipedia Turkish Wikipedia 415,314
0.0514
Persian Wikipedia Italian Wikipedia 406,924
0.1429
German Wikipedia Chinese Wikipedia 404,249
0.1084
Spanish Wikipedia Ukrainian Wikipedia 396,158
0.1486
Persian Wikipedia Russian Wikipedia 396,115
0.1349
Persian Wikipedia Portuguese Wikipedia 395,470
0.1729
Japanese Wikipedia Chinese Wikipedia 394,759
0.1611
Wikimedia Commons Portuguese Wikipedia 393,972
0.1110
Spanish Wikipedia Vietnamese Wikipedia 387,467
0.1305
German Wikipedia Persian Wikipedia 385,335
0.1068

Closest projects by Jaccard index

ProjectProjectIntersection cardinalityJaccard index
Afar Wikibooks Akan Wikibooks 9
1.0000
Afar Wikibooks Assamese Wikibooks 9
1.0000
Afar Wikibooks Bislama Wikibooks 9
1.0000
Afar Wikibooks Tibetan Wikibooks 9
1.0000
Akan Wikibooks Assamese Wikibooks 9
1.0000
Akan Wikibooks Bislama Wikibooks 9
1.0000
Akan Wikibooks Tibetan Wikibooks 9
1.0000
Assamese Wikibooks Bislama Wikibooks 9
1.0000
Assamese Wikibooks Tibetan Wikibooks 9
1.0000
Bislama Wikibooks Tibetan Wikibooks 9
1.0000
Irish Wikiquote Latvian Wikibooks 9
1.0000
Irish Wikiquote Northern Sami Wikibooks 9
1.0000
Irish Wikiquote Swahili Wikibooks 9
1.0000
Irish Wikiquote Turkmen Wikiquote 9
1.0000
Irish Wikiquote Uyghur Wikiquote 9
1.0000
Irish Wikiquote Volapük Wikiquote 9
1.0000
Latvian Wikibooks Northern Sami Wikibooks 9
1.0000
Latvian Wikibooks Swahili Wikibooks 9
1.0000
Latvian Wikibooks Turkmen Wikiquote 9
1.0000
Latvian Wikibooks Uyghur Wikiquote 9
1.0000
Latvian Wikibooks Volapük Wikiquote 9
1.0000
Northern Sami Wikibooks Swahili Wikibooks 9
1.0000
Northern Sami Wikibooks Turkmen Wikiquote 9
1.0000
Northern Sami Wikibooks Uyghur Wikiquote 9
1.0000
Northern Sami Wikibooks Volapük Wikiquote 9
1.0000
Swahili Wikibooks Turkmen Wikiquote 9
1.0000
Swahili Wikibooks Uyghur Wikiquote 9
1.0000
Swahili Wikibooks Volapük Wikiquote 9
1.0000
Turkmen Wikiquote Uyghur Wikiquote 9
1.0000
Turkmen Wikiquote Volapük Wikiquote 9
1.0000
Uyghur Wikiquote Volapük Wikiquote 9
1.0000
Bihari Wiktionary Tibetan Wiktionary 8
1.0000
Bihari Wiktionary Marshallese Wiktionary 8
1.0000
Bihari Wiktionary Pali Wiktionary 8
1.0000
Bihari Wiktionary Raeto Romance Wiktionary 8
1.0000
Bihari Wiktionary Kirundi Wiktionary 8
1.0000
Bihari Wiktionary Sardinian Wiktionary 8
1.0000
Bihari Wiktionary Shona Wiktionary 8
1.0000
Bihari Wiktionary Tongan Wiktionary 8
1.0000
Bihari Wiktionary Twi Wiktionary 8
1.0000
Bihari Wiktionary Xhosan Wiktionary 8
1.0000
Tibetan Wiktionary Marshallese Wiktionary 8
1.0000
Tibetan Wiktionary Pali Wiktionary 8
1.0000
Tibetan Wiktionary Raeto Romance Wiktionary 8
1.0000
Tibetan Wiktionary Kirundi Wiktionary 8
1.0000
Tibetan Wiktionary Sardinian Wiktionary 8
1.0000
Tibetan Wiktionary Shona Wiktionary 8
1.0000
Tibetan Wiktionary Tongan Wiktionary 8
1.0000
Tibetan Wiktionary Twi Wiktionary 8
1.0000
Tibetan Wiktionary Xhosan Wiktionary 8
1.0000
Chamorro Wikibooks Irish Wikibooks 8
1.0000
Chamorro Wikibooks Gujarati Wikibooks 8
1.0000
Chamorro Wikibooks Kannada Wikibooks 8
1.0000
Chamorro Wikibooks Kashmiri Wikibooks 8
1.0000
Chamorro Wikibooks Kashmiri Wikiquote 8
1.0000
Chamorro Wikibooks Mongolian Wikibooks 8
1.0000
Chamorro Wikibooks Burmese Wikibooks 8
1.0000
Chamorro Wikibooks Nauruan Wikiquote 8
1.0000
Chamorro Wikibooks Romansh Wikibooks 8
1.0000
Chamorro Wikibooks Turkmen Wikibooks 8
1.0000
Chamorro Wikibooks Uyghur Wikibooks 8
1.0000
Chamorro Wikibooks Volapük Wikibooks 8
1.0000
Chamorro Wikibooks Xhosan Wikibooks 8
1.0000
Chamorro Wikibooks Yoruba Wikibooks 8
1.0000
Chamorro Wikibooks Zulu Wikibooks 8
1.0000
Irish Wikibooks Gujarati Wikibooks 8
1.0000
Irish Wikibooks Kannada Wikibooks 8
1.0000
Irish Wikibooks Kashmiri Wikibooks 8
1.0000
Irish Wikibooks Kashmiri Wikiquote 8
1.0000
Irish Wikibooks Mongolian Wikibooks 8
1.0000
Irish Wikibooks Burmese Wikibooks 8
1.0000
Irish Wikibooks Nauruan Wikiquote 8
1.0000
Irish Wikibooks Romansh Wikibooks 8
1.0000
Irish Wikibooks Turkmen Wikibooks 8
1.0000
Irish Wikibooks Uyghur Wikibooks 8
1.0000
Irish Wikibooks Volapük Wikibooks 8
1.0000
Irish Wikibooks Xhosan Wikibooks 8
1.0000
Irish Wikibooks Yoruba Wikibooks 8
1.0000
Irish Wikibooks Zulu Wikibooks 8
1.0000
Gujarati Wikibooks Kannada Wikibooks 8
1.0000
Gujarati Wikibooks Kashmiri Wikibooks 8
1.0000
Gujarati Wikibooks Kashmiri Wikiquote 8
1.0000
Gujarati Wikibooks Mongolian Wikibooks 8
1.0000
Gujarati Wikibooks Burmese Wikibooks 8
1.0000
Gujarati Wikibooks Nauruan Wikiquote 8
1.0000
Gujarati Wikibooks Romansh Wikibooks 8
1.0000
Gujarati Wikibooks Turkmen Wikibooks 8
1.0000
Gujarati Wikibooks Uyghur Wikibooks 8
1.0000
Gujarati Wikibooks Volapük Wikibooks 8
1.0000
Gujarati Wikibooks Xhosan Wikibooks 8
1.0000
Gujarati Wikibooks Yoruba Wikibooks 8
1.0000
Gujarati Wikibooks Zulu Wikibooks 8
1.0000
Kannada Wikibooks Kashmiri Wikibooks 8
1.0000
Kannada Wikibooks Kashmiri Wikiquote 8
1.0000
Kannada Wikibooks Mongolian Wikibooks 8
1.0000
Kannada Wikibooks Burmese Wikibooks 8
1.0000
Kannada Wikibooks Nauruan Wikiquote 8
1.0000
Kannada Wikibooks Romansh Wikibooks 8
1.0000
Kannada Wikibooks Turkmen Wikibooks 8
1.0000
Kannada Wikibooks Uyghur Wikibooks 8
1.0000

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