<P> OpenTravel's schema design supports W3C, IATA and ISO standards . </P> <P> The OpenTravel Alliance holds an annual meeting of members - The OpenTravel Advisory Forum . The 2017 Advisory Forum was held in Las Vegas, NV, May 8--10 . The 2018 Advisory forum will take place in Amsterdam, Netherlands, April 11 - 13 . </P>

Open travel alliance (ota) standard xml