Help you to create dynamic navigation menu ever.

1. Magento 2 Mega Menu Extension (https:///2IK3DWB)

Prominent Features:

- Drag & Drop Menu Builder
- Vertical and Horizontal Menu
- Mobile Menu: Off Canvas Menu & Accordion Menu, Drilldown Menu
- 7 Submenu Types: Anchor Text, Dynamic Category Listing, Product Listing, Product Grid, Child menu., Default Category Listing, Content
- Unlimited Menu Possibilities
- Widget Support or add code to file XML on any position
- Multiple Animations Effects Supported
- Structure Preview
- [New] Auto Data Backup
- [New] Use Custom Menu For Mobile
- Dynamic Magento 2 Navigation Menu
- Compatible with Magento CE 2.3.x

2. Magento 2 Mega Menu Pro (https:///2YHbZoA)

This version includes core features of Magento 2 mega menu extension and additional functions:

- Fully Compatible with Porto Theme & Ultimo Theme
- Fastest Load Time & Cache Supported
- Enhanced UX / UI
- Fast Ajax Load
- 16 Premade Menus
- One click to Import or Export Demo
- Custom Design With Skin Builder
- 786 icons included by Font Awesome
- Instant Import Store Categories
- Horizontal and Vertical Structures
- Built-in LESS Stylesheets
- Show horizontal & vertical menu at the same time
- Live Preview
- Compatible with Magento CE 2.3.x

3. Magento 2 Mega Menu Pro EE (https:///2U7Yz4l)

This version is specially developed for magento 2 enterprise and it can work well with magento 2.3.x EE.

Explore Top 7+ Magento 2 Mega Menu Extensions ( Updated 2019) | Free & Premium at https:///2zqSfv7

Hi,
I also want to recommend Ninja Menus by Magezon: https://www.magezon.com/magento-2-mega-menu.html

Ninja Menus is a powerful tool that gives you ability to create beautiful menus quickly using drag & drop interface:
- Create unlimited beautiful menus
- Fully responsive, mobile ready
- Support 4 menu types
- 8 menu templates
- Drag & drop
- 11 elements
- Unlimited menu items
- Fast loading time with cache
- Lazy loading support
- Multi store and language support
- 100% compatible with Ultimo theme, Porto theme and Magezon Page Builder: https://www.magezon.com/magezon-page-builder-for-magento-2.html