Sticky Navigation Menu with Smooth Scrolling is a basically a template with couple of features like that are invoked on scroll, shrink header, addition of drop shadow.
Smooth scroll feature is also added to logo(scroll top top) and smooth scroll to section on clicking menu item.
A simple and customizable year calendar with jQuery and Bootstrap. It has range picker functionality and multi language support.
BsMultiSelect is a lightweight multiselect plugin for Bootstrap 4. It converts multi-select list into dropdown with checkboxes.
Slate is a customizable framework that lets you build rich, intuitive editors like in Medium, Dropbox Paper or Google Docs.