所謂的Busybox乃是將一些常用的Unix指令及小程式適當的刪減其功能並整合在一個執行檔Busybox中，這麼做的原因是因為在大部份嵌入式系統通常不具備很大的記憶體，因此ramdisk也不能太大，而為了在有限的資源下能使用大部份的Unix指令及常用的小程式，有一群人開始試著將這些程式刪減整合成單一執行檔，稱為Busybox-The so-called BusyBox is some commonly used Unix commands and small deletion of the appropriate program and integrate its functions in an executable file in BusyBox, do so because in most embedded systems usually do not have a lot of memory Therefore ramdisk can not be too much, but for limited resources can use most of the Unix commands and frequently used small programs, a group of people began to try to cut these programs into a single executable file, called BusyBox