A graphical Finite State Machine (FSM) designer.
A graphical tool for designing finite state machines and exporting them to Hardware Description Languages, such as VHDL, AHDL, Verilog, or Ragel/SMC files for C, C++, Objective-C, Java, Python, PHP, Perl, Lua code generation.
Former project page
Interactive designer for Celtic knots
Knotter is a highly configurable interlace designer. Interlace patterns are a kind of design historically used as a decorations in many places and by different cultures, some examples are Celtic knotworks and Islamic interlaces. Knotter aims to allow its user to design such patterns in an intuitive way and to provide easy ways to integrate the result in external general-purpose graphic software. For this purpose, designs created within Knotter can be save in a custom human-readable format and exported as Scalable Vector Graphics and in a wide number of raster image formats.
Jade is a cross-platform diagram editor built on the Qt framework.
Jade is a cross-platform diagram editor built on the Qt framework. It is similar in scope to Microsoft Visio or Gnome dia. It is released under the GNU General Public License version 3.0 and is available for Windows, Linux, and likely any other platform that is supported by the Qt library.
figNG is acronym of Fig New Generation. His intent is be a software to replace the wonderful xfig.
Path editor written in Qt/C++
This path editor is being developed for the finFoil project (https://sourceforge.net/projects/finfoil/). But a lot of care is taken to make this editor as generic as possible so that it can be reused in any Qt/C++ or PyQt project.
Extensible vector graphics editor with Latex text support.
Ipe is an extensible drawing editor for creating figures in PDF and Postscript format. It supports making small figures for inclusion into LaTeX-documents as well as presentations in PDF.
Xndraw is an artist's tool to create tilable patterns and wallpapers etc by freehand drawing. It should be a joy to use, and capable enough to be useful to ceramicists and designers, read/saving in svg(with the aid of cairo), and its own project format.