Upgrading from:

BarCharts`

As of Version 7, the Bar Charts Package has been integrated into the Wolfram System.

BarChart is now a built-in Mathematica function:

Version 6.0 << BarCharts`;
BarChart[Range[5]]

The functionality of PercentileBarChart is now available in BarChart:

Version 6.0 << BarCharts`;
PercentileBarChart[{{1, 1, 1}, {1, 2, 3}}]

The functionality of StackedBarChart is now available using ChartLayout in BarChart:

Version 6.0 << BarCharts`;
StackedBarChart[{{1, 1, 1}, {1, 2, 3}}]

BarChart3D is now a built-in Mathematica function:

Version 6.0 << BarCharts`;
BarChart3D[{{1, 6, 8}, {2, 7, 1}, {3, 1, 4}}]