Round Robin Database Tool

This powerful database/graphing tool comes with bindings to Tcl:

 load tclrrd.so
 Rrd::create ...

See http://oss.oetiker.ch/rrdtool/ (URL updated by MAKR - 2007-06-19)

Designed to represent time series data, often used by ISPs to visualize network-traffic through routers etc.

The Tcl bindings are part of the RRDTool sources (see bindings/tcl subdirectory).

an example by Chi Hung Chan is available at: