amrnb is a shared library wrapper for the 3GPP Adaptive Multi-Rate Floating-point (AMR) Speech Codec (3GPP TS 26.104).
amrwb is a shared library wrapper for the 3GPP AMR Adaptive Multi-Rate - Wideband (AMR-WB) Speech Codec (3GPP TS 26.204).
A tool that runs a commands or scripts on multiple servers synchronously.
A simple backup utility.