Create Inventory Management section

- move all dedicated inventory management software to it
- add Related: links to related sections

README.md

@@ -59,6 +59,7 @@ See [Contributing](.github/CONTRIBUTING.md).
   - [Groupware](#groupware)
   - [Human Resources Management (HRM)](#human-resources-management-hrm)
   - [Internet of Things (IoT)](#internet-of-things-iot)
+  - [Inventory Management](#inventory-management)
   - [Knowledge Management Tools](#knowledge-management-tools)
   - [Learning and Courses](#learning-and-courses)
   - [Maps and Global Positioning System (GPS)](#maps-and-global-positioning-system-gps)
@@ -1124,6 +1125,19 @@ A [human resources management system](https://en.wikipedia.org/wiki/Human_resour
 - [WebThings Gateway](https://webthings.io/gateway/) - WebThings is an open source implementation of the Web of Things, including the WebThings Gateway and the WebThings Framework. ([Source Code](https://github.com/WebThingsIO/gateway)) `MPL-2.0` `Nodejs`
 
 
+### Inventory Management
+
+**[`^        back to top        ^`](#awesome-selfhosted)**
+
+[Inventory management software](https://en.wikipedia.org/wiki/Inventory_management_software).
+
+_Related: [Money, Budgeting & Management](#money-budgeting--management), [Resource Planning](#resource-planning), [Resource Planning - Enterprise Resource Planning](#resource-planning---enterprise-resource-planning)_
+
+- [Inventaire](https://inventaire.io/welcome) - Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and ISBNs. ([Source Code](https://github.com/inventaire/inventaire)) `AGPL-3.0` `Nodejs`
+- [Inventree](https://inventree.readthedocs.io/en/latest/) - InvenTree is an open-source inventory management system which provides intuitive parts management and stock control. ([Demo](https://inventree.org/demo), [Source Code](https://github.com/inventree/InvenTree)) `MIT` `Python`
+- [PartKeepr](https://www.partkeepr.org) - PartKeepr is an electronic part inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts. ([Demo](https://demo.partkeepr.org/), [Source Code](https://github.com/partkeepr/PartKeepr)) `GPL-3.0` `PHP`
+
+
 ### Knowledge Management Tools
 
 **[`^        back to top        ^`](#awesome-selfhosted)**
@@ -1359,7 +1373,9 @@ Software that does not fit in another section.
 
 **[`^        back to top        ^`](#awesome-selfhosted)**
 
-[Money management](https://en.wikipedia.org/wiki/Money_management) and budgeting sofware and tools.
+[Money management](https://en.wikipedia.org/wiki/Money_management) and budgeting sofware.
+
+_Related: [Inventory Management](#inventory-management), [Resource Planning - Enterprise Resource Planning](#resource-planning---enterprise-resource-planning)_
 
 _See also: [awesome-sysadmin/IT Asset Management](https://github.com/awesome-foss/awesome-sysadmin#it-asset-management)_
 
@@ -1380,15 +1396,12 @@ _See also: [awesome-sysadmin/IT Asset Management](https://github.com/awesome-fos
 - [GRR](https://grr.devome.com/?lang=en) - Assets management and booking for small/medium companies. ([Source Code](https://github.com/JeromeDevome/GRR)) `GPL-2.0` `PHP`
 - [Hub20](https://hub20.io/) - A self-hosted payment processor for Ethereum and ERC20 Tokens. ([Source Code](https://gitlab.com/mushroomlabs/hub20/)) `AGPL-3.0` `Docker/Python`
 - [IHateMoney](https://ihatemoney.org/) - Manage your shared expenses, easily. ([Demo](https://ihatemoney.org/demo/), [Source Code](https://github.com/spiral-project/ihatemoney)) `BSD-3-Clause` `Docker/Python`
-- [Inventaire](https://inventaire.io/welcome) - Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and ISBNs. ([Source Code](https://github.com/inventaire/inventaire)) `AGPL-3.0` `Nodejs`
-- [Inventree](https://inventree.readthedocs.io/en/latest/) - InvenTree is an open-source inventory management system which provides intuitive parts management and stock control. ([Demo](https://inventree.org/demo), [Source Code](https://github.com/inventree/InvenTree)) `MIT` `Python`
 - [Invoice Ninja](https://www.invoiceninja.org/) - Powerful tool to invoice clients online. ([Demo](https://app.invoiceninja.com/invoices/create), [Source Code](https://github.com/invoiceninja/invoiceninja)) `AAL` `PHP`
 - [InvoicePlane](https://github.com/InvoicePlane/InvoicePlane) - Manage quotes, invoices, payments and customers for your small business. `MIT` `PHP`
 - [Kresus](https://kresus.org/) - Open source personal finance manager. ([Demo](https://kresus.org/en/demo.html), [Source Code](https://github.com/kresusapp/kresus)) `MIT` `Nodejs`
 - [Lago](https://www.getlago.com/) - Open-source metering and usage-based billing. ([Source Code](https://github.com/getlago/lago)) `AGPL-3.0` `Docker`
 - [OnTrack](https://github.com/inoda/ontrack) - A simple app to track spend and set goals. `MIT` `Ruby/React`
 - [OpenBudgeteer](https://github.com/TheAxelander/OpenBudgeteer) - A budgeting app based on the Bucket Budgeting Principle. `MIT` `Docker/C#`
-- [PartKeepr](https://www.partkeepr.org) - PartKeepr is an electronic part inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts. ([Demo](https://demo.partkeepr.org/), [Source Code](https://github.com/partkeepr/PartKeepr)) `GPL-3.0` `PHP`
 - [REI3](https://rei3.de/home_en/) - Open source, expandable Business Management Software. Manage tasks, time, assets and much more. ([Demo](https://rei3.de/demo_en/), [Source Code](https://github.com/r3-team/r3)) `MIT` `Go`
 - [SilverStrike](https://silverstrike.org/) - Personal finance management made easy. ([Demo](https://demo.silverstrike.org/), [Source Code](https://github.com/agstrike/silverstrike)) `MIT` `Python/Django`
 - [StockazNG](https://dev.sigpipe.me/dashie/StockazNG) - Asset Management System. `MIT` `Python`