Author will present the result of three-months long experience in idea crowdsourcing for Croatian capital Zagreb. The public – general, expert and business – submits, comments and rates innovative ideas on free and challenge basis. City services check the submissions and evaluate them on technological and business feasibility. Development based on WP proved out to cover complete foreseen functionality , as well as new functions that emerged during the pilot in a very agile way.

Attitude towards the application as well as to process and content of different groups of users – citizens, moderators, decision makers – will be presented in the form of statistics as well as subsequent recommendations for operations in similar environment.