OpenPollution is an open distributed system based on CORBA providing air-pollution measurement, data mining and image processing. It uses C++ and Java languages. and supports heterogenous systems such as Linux, Windows, and Windows CE.

分布式系统停车场问题：某停车场共有TOTAL-NUM个车位, ENTRY-NUM个入口, EXIT-NUM个出口. 现需要一个用于停车场控制汽车进出的分布式系统, 在该系统中没有集中的管理者(central server), 每个进(出)口通过通信平等协商保存当前车库的状态信息(如空闲车位数UNOCCUPIED-NUM等), 并据此决定是否允许车辆进入, 为简便计, 假定通信是可靠的.-Parking issues distributed systems: A total of TOTAL-NU