Although Axure RP is not a UI design tool in a strict sense, it is quite convenient to use it for UI/UX design and directly hand it over to the development team, which is very useful for rapid design. This can be easily achieved by using Axure Cloud.
Axure RP 10 downloads:
Axure Libraries: /collections/libraries
Axure Templates: /collections/templates
Product & UX Tools: /collections/ux
Free Products: /collections/free
Mobile Products: /collections/mobile
Axure Course: /products/axure-rp-10-and-ux-core-skills-course
CRM Course: /products/crm-fundamentals-course-prototyping-product-management-ux-design