1. How are statistics generated in Denelezh?
  2. How can I get the number of biographies accross all Wikipedias?
  3. What is the history of Denelezh?
  4. What is the origin of the name Denelezh?
  5. Where can I find the source code of Denelezh?
  6. Do similar tools exist?
  7. Who are the authors and what are the licenses of the images and logos used on Denelezh?

How are statistics generated in Denelezh?

Denelezh uses Wikidata, the centralized knowledge base of Wikimedia projects, to generate statistics.

With each weekly dump of Wikidata, statistics are produced following these rules:

What are the ranks in Wikidata?

To sum up, each statement in Wikidata has a rank:

The best rank represent the best values that are available for a property in an item: the ones with the preferred rank if they exist, the ones with the normal rank otherwise.

How can I get the number of biographies accross all Wikipedias?

At the moment, Denelezh only provides statistics about a specific Wikimedia project or all Wikimedia projects together, not a subset of them.

What is the history of Denelezh?

The first version of Denelezh was released in March 2017. The second version, aka Denelezh 2.0, was released in April 2018, including many improvements:

Each major version was detailed in a blog post:

Starting in March 2019, Denelezh is hosted by Wikimédia France.

What is the origin of the name Denelezh?

Denelezh means Humanity (the sum of all humans) in Breton.

Where can I find the source code of Denelezh?

Denelezh is a free and open source project released under AGPLv3 license. It is made up of two sub-projects:

Do similar tools exist?

Several tools providing statistics about the content of Wikimedia projects exist (sorted here by year of release):

Who are the authors and what are the licenses of the images and logos used on Denelezh?

Images and logos used on Denelezh have various authors and licenses. The full list is available on the NOTICE file on the git repository of the project.