This project is part of the course porject for Columbia University COMS W4115 Programming Languages and Translators. The project was completed in summer 2012 with De Li, Xiaochen Hu, Peng Li and Lingyan Yang. This is the web-based IDE for XBDPL compiler.
It is OK to learn the basic concept of compliers via forking this course project. However, it is a servious cheating behavior if you re-use it or part of it for your project.