YAP - programming language implementation. This software is the 4872nd most popular in the global Wikipedia ranking of software. Article “YAP (Prolog)” in English Wikipedia has 2 points for quality (as of July 1, 2025). The article also contains templates indicating quality issues, therefore its score was reduced by 0.1 points.
Since the creation of article “YAP (Prolog)”, its content was written by 19 registered users of English Wikipedia and edited by 19 registered Wikipedia users in all languages.
YAP is on the 4872nd place in global ranking of software on Wikipedia in all the time.
The article is cited 11 times in English Wikipedia and cited 11 times in all languages.
The highest Authors Interest rank from 2001:
The highest popularity rank from 2008:
There is 1 language version for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).
| Best Rank | English: #842883 03.2009 |
Global: #1389372 03.2009 |
| Best Rank | English: #121317 12.2018 |
Global: #379251 12.2018 |
On 13 October 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Diane Keaton, Ed Gein, 2026 FIFA World Cup qualification, 2026 FIFA World Cup, 2026 FIFA World Cup qualification (UEFA), Ian Watkins, 2026 FIFA World Cup qualification (CAF), Ilse Koch, Donald Trump, ChatGPT.
In English Wikipedia the most popular articles on that day were: Ed Gein, Diane Keaton, Ian Watkins (Lostprophets singer), Google Chrome, Kantara: Chapter 1, Columbus Day, Justin Trudeau, 2026 FIFA World Cup qualification, Dennis Rader, Deaths in 2025.
The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information
$$Quality=1/c∑↙{i=1}↖c nm_i-RS=1/5(3.13+0+0+7.14+0)-0.1$$
where:
The results of the calculations may be slightly different because of rounded values of normalized metrics in formulas
