File Upload widget with multiple file selection, drag&drop support, progress bars and preview images for jQuery. Supports cross-domain, chunked and resumable file uploads and client-side image resizing. Works with any server-side platform (PHP, Python, Ruby on Rails, Java, Node.js, Go etc.) that supports standard HTML form file uploads.
Displays a calendar from an input or inline for selecting dates.
Positions elements relative to other elements.
Highlights the background of an element in a defined color for a custom duration.
Allows groups of elements to be selected with the mouse.
Displays collapsible content panels for presenting information in a limited amount of space.
Displays buttons to easily input numbers via the keyboard or mouse.
Pulsates an element n times by changing the opacity to zero and back.
Displays a flexible slider with ranges and accessibility via keyboard.