Custom Salesforce Quill Mention.
The link to documentation: https://docs.google.com/document/d/1H1D34UncLlbhjM6_dZWso0KZbyy7lcCqqeVCCyIMNwI/edit?usp=sharing
Detailed usage documentation: https://docs.google.com/document/d/16UfAMUVsIU0iHoMVC4emNQiY3ASa3umWDKlmu-ikODI/edit?usp=sharing
Latest package version to install can be found at the bottom of this file: https://github.com/Patlatus/Quill-Mention/blob/dev/packaged/sfdx-project.json
Examples are located in both unpackaged folder (which use unpackaged code base version):
https://github.com/Patlatus/Quill-Mention/tree/dev/unpackaged/examples
and inside packaged folder (which use packaged version of mention component):
https://github.com/Patlatus/Quill-Mention/tree/dev/packaged/examples