Quality:

Refal - functional programming language oriented toward symbolic computations. This programming language is the 387th most popular in the global Wikipedia ranking of programming languages and the 390th most popular programming language in Japanese Wikipedia. Article “Refal” in Japanese Wikipedia has 1.9 points for quality (as of July 1, 2026).
The article contains 0 references and 3 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.21 points.
This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Japanese) language version.
Achievements in all the time:
Japanese Wikipedia:
Global Wikipedia:
Since the creation of article “Refal”, its content was written by 4 registered users of Japanese Wikipedia and edited by 73 registered Wikipedia users in all languages.
Refal is on the 390th place in local ranking of programming languages in Japanese Wikipedia
and on the 387th place in global ranking of programming languages in all the time.
The article is cited 3 times in Japanese Wikipedia and cited 93 times in all languages.
The highest Authors Interest rank from 2001:
- Local (Japanese): #104725 in September 2013
- Global: #221631 in October 2010
The highest popularity rank from 2008:
- Local (Japanese): #602550 in November 2008
- Global: #228741 in November 2015
There are 5 language versions 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, 2026 (including revision history and pageviews for previous years).
The table below shows the language versions of the article with the highest quality.