lwenxu/jmbits:https://github.com/lwenxu/jmbits nwafu-mta/mtpt:https://github.com/nwafu-mta/mtpt zcqian/tjupt:https://github.com/zcqian/tjupt QingyingPT/QY-PT-tracker:https://github.com/QingyingPT/QY-PT-tracker , 非完整代码