Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes. Nice GUI for lsof.

Make cute emoji videos with unlimited duration and share anywhere (iPhone X, XS and XS Max only!)

media player on Mac OS X

Use a Bluetooth 4 enabled Mac running Mavericks (not Yosemite) as an iBeacon

[已废弃]适合 iOS 7 的 APN 设置工具，又一个没过审核的周末项目

SubRip (SRT) Editor for Mac OS X