JetElements is an add ons for Elementor page builder which provides a set of +50new useful widgets for the Elementor such as:

Advanced Carousel  
Brands
Circle Progress
Pricing Table
Posts
Post Carousel
Post Slider
Advanced Map
Countdown Timer
Banner
Animated Box
Animated Tex
Contact Form 7
Product
Recent Products
Featured Products
Sale Products
Best Sellers
Top Rated Products
Slider
Image Grid Layout
Images Masonry Layout
Images Justify Layout
Download Button
Team Members
Services
Testimonials
Button
Image Comparison
Instagram
Headline
Scroll Navigation
Parallax
Subscribe Form
Progress Bar
Portfolio
Inline SVG
Vertical Timeline
Price List
Table
Weather
Audio Player
Video Player
Dropbar
Horizontal Timeline

The JetElements plugin is bundled and recommended for Jupiter X. It can be installed via Jupiter X control panel as described here.