CLIChart is intended for quick summarization and visualization of data, especially from system logs. It provides tools to extract and manipulate tabular summary data from text files, and to generate and view simple charts from tabular data on the command line. Charts can be displayed in a window and/or saved.
dvbsnoop is a DVB and MPEG stream analyzer program that enables you to watch (live) data stream information in human readable form. Its purpose is to debug, dump, or view data streams (e.g. digital television, DSM-CC, MHP, or "Internet via satellite" broadcasts) sent via satellite, cable, or terrestrial lines. Streams can be SI, PES, or TS.
gtkShots is a GUI tool to automatically save screenshots at regular or scheduled points in time. with the Options may be chosen for each screenshot to be saved, such as the size, the parent folder, and the time interval between them. Some possible applications include the creation of presentations or monitoring desktop activity. gtkShots includes pyshots, the command-line program that actually implements its functionality.