Download XtoolsPro, extend ArcGis capabilities

XTools Pro is one of the most popular and full-featured extensions for ArcGIS Desktop. Originally developed as a set of useful vector spatial analysis, shape conversion and table management tools for ArcView GIS 3.x. XTools extension was then converted by Data East to ESRI ArcGIS environment and now is re-designed, enhanced and extended as XTools Pro to get to the newer level of functionality and performance.

Feature Conversions:
Transfer/Convert Features (free)
Convert Multipart Shapes to Single Parts (free)
Convert Polygons to Polylines (free)
Convert Features to Points (free)
Make one Polygon from Polyline (free)
Make one Polygon from Points (free)
Make one Polyline from Points (free)
Convert Graphics to Shapes (free)
Shapes to Centroids (free)
Split Polylines
Split Polygons
Smooth Polylines (free)

Download free trial XtoolsPro at the site.