# About the Concept catalog category

**URL:** <https://forum.essenceofsoftware.com/t/about-the-concept-catalog-category/28>\
**Category:** Concept catalog\
**Created:** [November 16, 2021, 5:15pm UTC](https://forum.essenceofsoftware.com/t/about-the-concept-catalog-category/28 "2021-11-16T17:15:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![dnj](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.essenceofsoftware.com/dnj/32/17_2.png) [@dnj](https://forum.essenceofsoftware.com/u/dnj)\
**Post date:** [November 16, 2021, 5:15pm UTC](https://forum.essenceofsoftware.com/t/about-the-concept-catalog-category/28/1 "2021-11-16T17:15:55Z")

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Here’s a place for us to collaboratively construct a catalog of concepts. Feel free to propose a concept, new or old, and to comment on previous proposals. See Upvote topic for an example of what a catalog entry might look like.

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**Author:** ![spdegabrielle](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.essenceofsoftware.com/spdegabrielle/32/21_2.png) [@spdegabrielle](https://forum.essenceofsoftware.com/u/spdegabrielle)\
**Post date:** [November 17, 2021, 4:36pm UTC](https://forum.essenceofsoftware.com/t/about-the-concept-catalog-category/28/2 "2021-11-17T16:36:21Z")

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Exemplar:

> [@Upvote: sample concept catalog entry](https://forum.essenceofsoftware.com/t/upvote-sample-concept-catalog-entry/32):
>
> Name: Upvote [Item, User] Purpose: Track relative popularity of items Also known as: Like Related concepts: Reaction (send emotional reaction to author of post) Recommendation (track user approvals for future recommendations) Moderate (maintain quality of forum by approving submissions) Karma (grant privileges to users based on good behavior) Flag (crowdsource moderation by having users mark bad items) State: upvotes, downvotes: Item -\> set User count: Item -\> one Int // define co…

provided by @dnj