Yeuta tool, bhaner huncha ..k tool ho vannu paryo ni help nai mage ko ho vane? ArcGIS, QGIS extension ho ki ..bathemetry ho ki , spatial analaysis, network analysis ....open source, close soruce, Arcgis Runtime po use garna parcha ki ...portal le hune ho ki.. there are tons of options.. put your detial deskription, if you are really seeking help.