https://damienbod.com/2016/08/29/implementing-undo-redo-in-asp-net-core/

http://lightswitchhelpwebsite.com/Blog/tabid/61/EntryId/4309/An-Angular-4-Net-Core-Application-Updater.aspx

Angular 4+ - this looks awesome https://mattlewis92.github.io/angular-calendar/# https://github.com/mattlewis92/angular-calendar mattlewis92/angular-calendar#98

https://github.com/Serhioromano/bootstrap-calendar

https://toddmotto.com/angular-dynamic-components-forms https://github.com/toddmotto/angular-dynamic-forms

https://angular.io/docs/ts/latest/cookbook/dynamic-form.html

Angular 1.2.x http://docs.angular-formly.com/v6.16.0/docs/gui-form-builders https://github.com/kelp404/angular-form-builder