@syncfusion/ej2-angular-spreadsheet/schematics/collection.json

Feature-rich JavaScript Spreadsheet (Excel) control with built-in support for selection, editing, formatting, importing and exporting to Excel for Angular

{
                "$schema": "./node_modules/@angular-devkit/schematics/collection-schema.json",
                "schematics": {
                  "ng-add": {
                    "description": "Adds Essential JS 2 specific Angular package to an application",
                    "factory": "./ng-add",
                    "schema": "./ng-add/schema.json"
                  }
                }
              }