ctioga2 is a command-line plotting utility. It
enables users to make publication-quality plots of
data and mathematical functions quickly. It is a complete rewrite of the old ctioga, and is much more flexible, with quite a few additional features.
PacStats is able to analyze the log and the lib directory of the ArchLinux package manager (pacman) and generate statistical charts.
A file and archive manager supporting 150+ archive formats.
A lightweight caching Web proxy.