Crystal REVS is the best context-sensitive editor there is.

Review Code in No Time
Create Flowchart from Source for a clear view of the code
Verify correctness of function. Detect errors
Use Flowcharts for quick Code-reviews
View Flowcharts ? level wise, optimal, loops, conditions, area wise.
Code and Flowchart Synchronization when browsing
Comment-based flowcharts for a wider audience.
Export flowcharts to BMP/JPEG/VISIO formats.
Code-only, Comment-only and Code+Comment flowcharts.
Print large flowcharts on a single page.
Object and Stack Size
Various Compiler Support

Code is Easy-to-read:
Auto-Formatting of Code and Comments.
Line up object-names in successive declarations.
Line up assignment operators in assignments.
Split and indent long expressions as per operator precedence
Transform hard-to-read code into very readable code.
Improved code readability. Detect errors easily

Other features
Editing and Formatting in Real Time
Tokens and Comments Panel for easy code entry
State Diagrams
File/Project/Function Call-Trees, Caller Trees, Class Trees, Include & Include By Trees, Paths.
Premium Code/Comment Browsing
Project Level - Word/Object/Modified Object/Regular Expression/Lexical Search
Software Metrics - OO, McCabes, Halstead
HTML documents of source+comments (Javadoc like!). No need to maintain HTML documents - just comment code with Comments Panel. Cross-reference for all identifiers, Color Coded Metrics display.
Import projects from VC++. Visual Studio.Net, Borland
Language Extensions + Keil Compiler Support
SCC Integration

Editions:
Rules AddOn: Static Checking
DataFlow: Rich Trees, Data Flows for an object, Call Flow, Data Dependency, Flowcharts with Inline expansion.
Docs AddOn: Flowcharts, trees, Source Code listing with full-fledged browsing in HTML docs.
Professional: Base+Rules+Docs Editions
ProPlus: All the above + Full Project Flowchart, Add-on for Command line mode operations

• Crystal REVS for C 4.60
  Crystal REVS is the best context-sensitive editor there is. Review Code in No Time Create Flowchart from Source for a clear view of the code Verify correctness of function....

• Crystal FLOW for C++ 4.59
  Understand Code in Less Time Create Flowchart from Source Code

• Crystal FLOW for C 4.60
  Understand Code in Less Time Create Flowchart from Source Code. Get a clear view of the code with Flowcharts. Inherited legacy code? A new member of the team? You will be up to speed in significantly less time. Verify correctness of...

• Code to FlowChart for Win7 1.5
  Code to FlowChart is designed to convert source code to flowchart

• AgFlowchart 2.1.2.
  AgFlowchart is a excellent source code flowcharting tool to generate flowchart from source code. Its flowchart can expand and shrink. Move and zoom is also very easy. It can export the flowchart as a Microsoft Word file or a bitmap file. t can help programmers understand, document and visualize source code.

• EasyStructure 1.2.12
  Flowcharts, source structure tree views and source in XML form is automatically generated from C source

• PocketChart 1.2
  PocketChart is a component for the .NET compact framework. It helps you create and present workflow, flowchart and process diagrams, database entity-relationship diagrams, organizational, hierarchy and relationship charts, network schemes, graphs...

• PocketChart 1.2
  PocketChart is a component for the

• PocketChart 2
  PocketChart is a component for the .NET compact framework. It helps you create and present workflow, flowchart and process diagrams, database entity-relationship diagrams,...

• Code Visual to Flowchart 3.5
  Code Visual to Flowchart is a program Flow chart generator for code flowcharting and visualization