Syntax Diagram Editor and Compiler can create and Edit Syntax Diagrams Graphically with Drag and Drop. It can convert EBNF, ABNF, XBNF, and XML EBNF to Syntax Diagrams. It features automated detection of direct/indirect recursive terms, direct left recursive rule conversion, common term and rule reduction, and automated insertion of "repeat 0/1 or more times". It generates Intermediate Postfix Output for ease of integration and implements streaming LL parser with stop and restart ability.
What is new in this release:
Version 2.05.08 improves Couple of editing.
Free and unlimited for all basic features.