Possum 是一个 POS 销售点系统，主要用于餐馆、酒吧。适用于带票据打印机和触摸屏 POS 设备，提供了账单了销售统计功能。
Possum 0.5.0 发布了，改进记录包括：
Automatic tests with Jenkins.
The thick client has been abandoned in favor of a Web interface.
Remote controls.
Managing multiple printers.
Support for kitchen printers.
Graphics sales.
Comparison of results based on the previous year and the best results.
"Easy" installation with VirtuelEnv and PIP.
Uses memcached to improve responsiveness
项目主页：https://github.com/possum-software/possum
来自:开源中国社区
