I was once involved in a mail conversation about this, where I thought I had some good argument for why dicts may be nice to have, as well as some good arguments against. I repeat them here: Why dicts might be great to have in Web Prolog A. They map naturally to JSON. This might be a great feature…

Prolog dictionaries

EricGT Split this topic September 2, 2019, 10:14pm 4

Splitting topics

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Question about dictionaries and their nuances Help!	10	2328	August 8, 2019
Swiplserver: problem with create_dict on python 3.10 Help! bug	6	734	May 31, 2022
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Json_dict/2 - Helpful for learning how to use JSON with SWI-Prolog dict Useful Code	0	578	September 15, 2021
Syntax/semantics for partial dicts Request For Comments	28	1456	July 20, 2021