You can use OmniVirt’s VR Player to host your tour.
1) Sign up for an account
2) Upload your 360 photos (or videos)
3) Add interactive hotspot for where you’d like the tour to navigate next
4) Embed on your website
there is a app called THEASYS. This app has helped me a lot in making 360 virtual tours..
u can create it by using panoramic images shot with any 360° consumer cameras or professional equipment, users can create awesome virtual videos and the main thing is that it’s free https://www.theasys.io/
IVRPA - The International Virtual Reality Professionals Association is an international association of photographers who create and produce 360° Panoramas and other Virtual Reality Content including 360° Video, 360° Virtual Tours, Gigapixel Panoramas, and more.
This website showcases both our members and VR Photography community enthusiasts, and serves as a central place for news and communication for the 360° VR industry.
Professional and amateur and 360° VR photographers are encouraged to Join IVRPA and participate on this website.