jPicEdt is described as 'open source, multi-platform and interactive vector drawing picture editor for LaTeX and PSTricks' and is an app in the Photos & Graphics category. There are more than 10 alternatives to jPicEdt for a variety of platforms, including Mac, Windows, Linux, Windows S and Android Tablet. The best alternative is Inkscape, which is both free and Open Source. Other great apps like jPicEdt are Apache OpenOffice Draw (Free, Open Source), Vector Paint (Free Personal), Bloom (Paid) and EvolveUI (Free).
Draw, part of the Apache OpenOffice suite, is a graphics editor that gives you the tools to communicate with visuals and diagrams. With a maximum page size of 300cm by 300cm, Draw is powerful tool for posters, graphs, charts, and more.
Vector Paint is a drawing program, with a simple yet powerful interface, that lets you draw points, lines, curves and shapes. Features * Style text * Layer, grid and align objects * Freely export and import files in standard SVG format.
Ipe is a drawing editor for creating figures in PDF or (encapsulated) Postscript format. It supports making small figures for inclusion into LaTeX-documents as well as making multi-page PDF presentations that can be shown on-line with Acrobat Reader.
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 is developed in Java and thus runs on top of Linux, Windows, and Mac OS X.