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LaTeXDraw is a graphical drawing editor for LaTeX. LaTeXDraw can be used to 1) generate PSTricks code; 2) directly create PDF or PS pictures. LaTeXDraw runs on top of Linux, Windows, and Mac OS X. Using the MacOSX installer, you may face this error: “LaTeXDraw” is damaged and can't be opened. You should eject the disk image.
MathOCR is a printed scientific document recognition system. MathOCR is still in the pre-alpha stage, recognition result may not be good enough for practical purposes. MathOCR is a printed scientific document recognition system written in pure Java. MathOCR has the functionality of image preprocessing, layout analysis and character recognition, especially the ability to recognize mathematical expression. MathOCR can work do not depends on other OCR software.
A bundle of lisp extensions, largely original, for GNU Emacs with the goal to obtain a more user friendly and powerful interface. The new features include contextual tool bars, new TeX interface, very complete menus, and a well structured IDE.