marefa.org

Marefa is a not-for-profit online encyclopedia project that uses the wiki system to provide a free Arabic encyclopedia similar to Wikipedia. It was set up by Nayel Shafei on February 16, 2007. Sister projects include Manuscript documentation, Sources, Collaborative books, forums, Blogsphere, E-mail accounts, Video/Audio library. More information...

Multilingual Wikipedia

In June 2020 the website marefa.org was on the 123,870th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 51,949th place in June 2020. From Wikipedians' point of view, "marefa.org" is the 55,403rd most reliable source in different language versions of Wikipedia (AR-score).

The website is placed before alternatives.ca and after otenet.gr in multilingual PR ranking of the most reliable sources in Wikipedia.

PR-score:
123,870th place
150,779
-14,078
AR-score:
55,403rd place
54,956
+8,166
F-score:
51,949th place
165
-15

Arabic Wikipedia (ar)

PR-score:
2,797th place
71,809
-19,891
AR-score:
3,150th place
17,717
-3,148
F-score:
17,218th place
11
-17

English Wikipedia (en)

PR-score:
132,679th place
65,925
+12,108
AR-score:
51,941st place
24,492
+11,070
F-score:
94,177th place
25
+2

Egyptian Arabic Wikipedia (arz)

PR-score:
334th place
3,711
-278
AR-score:
365th place
1,949
0
F-score:
115th place
36
0

Persian Wikipedia (fa)

PR-score:
20,916th place
2,601
-1,045
AR-score:
5,775th place
4,254
+90
F-score:
2,559th place
33
0

Russian Wikipedia (ru)

PR-score:
163,971st place
2,279
-901
AR-score:
78,587th place
1,516
+5
F-score:
41,032nd place
11
0

Hebrew Wikipedia (he)

PR-score:
23,857th place
738
-211
AR-score:
12,273rd place
1,590
+38
F-score:
6,187th place
7
0
Show all Wikipedia languages...

Popularity and reliability assessment of sources in references of Wikipedia in different languages. Data extraction based on complex method using Wikimedia dumps in July 2020. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details in the research "Modeling Popularity and Reliability of Sources in Multilingual Wikipedia". Values for PR-score and AR-score were additinaly increased 100 times (to distinguish smaller values in the ranking).