1)   Crystal FLOW for C 3.83 Crystal FLOW is valuable for reviewing C/C++ source. It has: Flowcharts, Rich Trees, Visio/JPEG exports, Browser Editions: Docs: HTML docs + flowcharts, trees Professional: Call/Data Flows, RichTree, Project Flowcharts, Publisher, Custom Shapes. 2)   Crystal REVS for C 3.83 Crystal REVS is the best context-sensitive editor there is. Has Flowcharts, Rich Call/Caller/Class Trees, Tokens & Comment Panel, Real Time Auto-Formatting, Visio export, State diagrams, static checking, HTML docs, Data & Call Flows, Publisher. 3)   Crystal FLOW for C++ 3.83 Crystal FLOW is valuable for reviewing C/C++ source. It has: Flowcharts, Rich Trees, Visio/JPEG exports, Browser Editions: Docs: HTML docs + flowcharts, trees Professional: Call/Data Flows, RichTree, Project Flowcharts, Publisher, Custom Shapes. 4)   SmpMapX 2.0 SmpMapX is a ActiveX mapping control that enables the user to utilize TXF/TDB, MID/MIF, SHP/DBF, and raster data for building powerful mapping systems with multiple layers, layer control, individual visibility thresholds, attribute control, and more