Add kcal to CMS - Recipe management (#2544)

README.md

@@ -573,6 +573,7 @@ _CMS are a practical way to setup a website with many features. CMS often come w
 ### Recipe management
 
 - [Mealie](https://hay-kot.github.io/mealie/) - Material design inspired recipe manager with category and tag management, shopping-lists, meal-planner, and site customizations. Mealie is focused on simple user interactions to keep the whole family using the app. ([Source Code](https://github.com/hay-kot/mealie)) `MIT` `Python`
+- [kcal](https://github.com/kcal-app/kcal) - Track nutritional information about foods and recipes, set goals, and record a food journal to help along the way. Kcal is a personal system that focuses on direct control of inputs and a minimal, easy to use recipe presentation for preparing meals. ([Demo](http://demo.kcal.cooking/login)) `MPL-2.0` `PHP`
 - [OpenEats](https://github.com/open-eats/OpenEats) - Recipe management site that allows users to create, store, share and rate recipes, create grocery lists, and more. ([Demo](https://open-eats.github.io/)) `MIT` `Python`
 - [RecipeSage](https://github.com/julianpoy/recipesage) - A recipe keeper, meal plan organizer, and shopping list manager that can import recipes directly from any URL. ([Demo](https://recipesage.com)) `AGPL-3.0` `Node.JS`
 - [Tandoor Recipes](https://docs.tandoor.dev/) - Django application to manage, tag and search recipes using either built-in models or external storage providers hosting PDFs, Images or other files. ([Demo](https://app.tandoor.dev/), [Source Code](https://github.com/vabene1111/recipes/)) `MIT` `Python`