GCAM is a CAM (Computer Aided Manufacturing) open source package designed to make generating g-code a fast and robust process. GCAM consists of a simple interface for making bolt holes, drill holes, sketches, templates, and more. A new version has been released with these changes;

Maxima is a symbolic computation program. It is full featured, doing symbolic manipulation of polynomials, matrices, rational functions, integration, Todd-coxeter, graphing, bigfloats. Maxima has a symbolic debugger source level debugger for maxima code. A new version, 5.22.0 stable, has been released. Some changes;

The Scilab Consortium announces the release of the Scilab 5.2.2 stable version. Scilab is a numerical computational package developed since 1990 by researchers from the INRIA (Institut National de Recherche en Informatique et Automatique) and the École nationale des ponts et chaussées (ENPC). Scilab 5.3.0-beta 2 is a test version provided to the community before the final release. This version includes many bug fixes, new performance improvements including first HPC features, an improved and refactorized text editor, some major ergonomics developments of Xcos and ATOMS existing tools and new GUI functionalities, e.g.;

• SciNotes (text editor): add the possibility to restore the last session and add a close-button on the tabs and the possibility to drag&drop them;
• XCos: fixed a conditional compilation, fixed a wrong id block and fixed an Xcos block could not change the type of a port when it was already present;
• Compilation: fixed a "native" and "double" evaluation modes added to the sum, cumsum, prod and cumprod functions, fixed a java exception was thrown when we clicked on a menu created using uimenu because this menu had no child ...and so on!

For more details, consult the main changes between versions 5.3.0-beta1 and 5.3.0-beta2 of Scilab in this pdf document.

GSC aka General Standards Corporation specializes in the development of high performance PMC, PCI and VME products. PMC boards include serial I/O, FPDP interface, optically isolated digital I/O, Sigma-Delta A/Ds, 16-bit 200KHz A/D and 400KHz D/A, and 8-96 Mbyte Flash memory. A new series of releases has been implemented. A complete list below.

Toped is a cross-platform IC layout editor supporting GDS and CIF formats. It is an open source project licensed under the GNU General Public License. The project is under active development. Toped focuses on rendering speed and quality of the screen output. The project uses the full power of OpenGL in terms of speed as well as unrestricted number of colors and fill patterns. In this new release (0.9.65, revision 1587) here is some changes: