{"id":8164,"name":"TunnelPlanner","purpose":"A spatial planning application utilizing open map data and customizable parameters to enable users to conceptualize and visually plan underground tunnel networks for various applications (transportation, storage), integrating modern features and automated feasibility assessments.","profitable":1,"date_generated":"Wednesday February 2026 06:15","reference":"project-tunnelplanner-2026","technology_advise":["Java","PostgreSQL","Medium"],"development_time_estimation_mvp_in_hours":240,"grade":6.8,"category":"iot","view_count":16,"similar_ideas":[],"source_headline":"People are building homemade tunnels"}