1 -*- mode: outline; coding: utf-8 -*-

     2 

     3 * RRDtool.

     4 

     5 RRDtool is the OpenSource industry standard, high performance data logging and

     6 graphing system for time series data. Use it to write your custom monitoring

     7 shell scripts or create whole applications using its Perl, Python, Ruby, TCL

     8 or PHP bindings.

     9 

    10   http://oss.oetiker.ch/rrdtool/

    11                 home page

    12 

    13 * Graphviz.

    14 

    15 Graph visualization is a way of representing structural information as

    16 diagrams of abstract graphs and networks. Automatic graph drawing has many

    17 important applications in software engineering, database and web design,

    18 networking, and in visual interfaces for many other domains.

    19 

    20   http://www.graphviz.org/

    21                 home page