ATKDebugger is a C extension to provide specific debugging commands to Tcl. It is a low API to enable one to write debugging tools in Tcl. It requires a patch to Tcl8.4.1 Downloads and more information including the description of internal implementation and API can be found at: http://www.xdobry.de/atkdebugger/index.html These functions are now possible: 1. invoking debugger in error case (not catched errors) 1. breakpoints 1. invoking debugger per special atk::halt command The package also contains an example GUI debugger written in Tk. atkdebugger is full integrated into [XOTclIDE] Author: [Artur Trzewik] ---- See also [What debugging tools are available to a Tcl programmer] [Category Debugging]