Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
FlowMapp - FlowMapp is a UX planning tool for creating visual sitemaps and user flow.
Invision - Prototyping and collaboration for design teams
Octopus.do - Build your website structure in real-time and rapidly share it to collaborate with your team or clients. Start prototyping websites or apps instantly.
Figma Map Maker - Figma plugin to generate map, supporting Google Maps, Mapbox
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.