wxHexEditor is another Hex Editor, build because of there is no good hex editor for Linux system, specially for big files. It supports files up to 2^64 bytes. Written with C++/wxWidgets GUI libs and can be used with other OS'es such Windows, Mac OS
System monitoring utility, written in plain C. Allows application execution and performance monitoring, saving results into XML files. Monitors CPU, memory, network and disk usage on a per-application or per-system basis.