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There are several other presentation and descriptions on taxonomies, which you might to look at, before diving into the details:
 
There are several other presentation and descriptions on taxonomies, which you might to look at, before diving into the details:
 
* [https://docs.google.com/presentation/d/1zL2fA3d_fuPvKKKmCGJ5aV_Ug-R-gXQbwSCcxf3dbo4/edit?usp=sharing Quick presentation of the taxonomies]
 
* [https://docs.google.com/presentation/d/1zL2fA3d_fuPvKKKmCGJ5aV_Ug-R-gXQbwSCcxf3dbo4/edit?usp=sharing Quick presentation of the taxonomies]
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* [https://www.youtube.com/watch?v=b0xRwU_De9Q Lightning talk about taxonomies by Léonore] (Open Food Facts days 2023) and [https://docs.google.com/presentation/d/1_QPKTCyDXNK6HgwHQ0W-ebYCfkB3U3NcL0xLQJJZ9TU/edit#slide=id.p the slides]
 
* A [https://yuktea.wordpress.com/2022/06/22/three-generations/ short intro by Yukti on her blog].
 
* A [https://yuktea.wordpress.com/2022/06/22/three-generations/ short intro by Yukti on her blog].
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=== Structure ===
 
=== Structure ===
Each term section
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The taxonomy is not a strict hierarchy: sections can have multiple parents. But cycles are not allowed. Formally it can be seen as a [https://en.wikipedia.org/wiki/Directed_acyclic_graph Directed Acyclic Graph].
The taxonomy is not a strict hierarchy: values can have multiple parents. But cycles are not allowed.
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For instance in the categories taxonomy the category '''Apricots''', can have the parent '''Fresh Food''' and the parent '''Fruit'''.
    
== Implementation ==
 
== Implementation ==
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== Maintenance ==
 
== Maintenance ==
 
Anyone can contribute to the maintenance of these taxonomies. You might want to add a translation, add synonyms, new entries or parents. Have a look at [[Taxonomy Maintenance]].
 
Anyone can contribute to the maintenance of these taxonomies. You might want to add a translation, add synonyms, new entries or parents. Have a look at [[Taxonomy Maintenance]].
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== Taxonomy editor ==
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We have [https://ui.taxonomy.openfoodfacts.net/ a prototype to allow editing taxonomies]. The source code and bug report/feature requests are [https://github.com/openfoodfacts/taxonomy-editor located on GitHub]. We would welcome feedback on it.
    
== Overview ==
 
== Overview ==
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* [[Global IGP taxonomy]]
 
* [[Global IGP taxonomy]]
 
* [[Global EC marks taxonomy]]
 
* [[Global EC marks taxonomy]]
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* [[Diets taxonomy]]
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== Access ==
 
== Access ==
 
The taxonomies can be viewed on Github, via the products on the website and with an API. This is detailed on a separate page:
 
The taxonomies can be viewed on Github, via the products on the website and with an API. This is detailed on a separate page:
 
[[Taxonomy access]].
 
[[Taxonomy access]].
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[[Category:Taxonomies]]

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