Bootstrap 3 and Bootstrap 4 widgets for Angular: autocomplete, accordion, alert, buttons, carousel, collapse, dropdown, pagination, popover, progressbar, rating, tabset, timepicker, tooltip, typeahead, sortable, tabs

Lightning Design System for Angular

Try the Angular UI component library by Kendo UI providing 75+ customizable UI and data visualization components like Grid and Charts for Angular 7, 8 and 9.

Open source Angular UI component library.

UI component infrastructure and Material Design components for mobile and desktop Angular web applications.

Angular 2 building blocks based on Semantic UI