A Business Process Mangement (BPM) Suite and workflow engine

Free drawing software for Windows, Mac OS X, and Linux

The open source replacement of Microsoft Project

Dedicated to computer-aided engineering Linux distribution

A graphical network simulator to design and configure virtual networks

A processing system for 3D triangular meshes

A free Open Source CAD application for Windows, Apple, and Linux

Computer Algebra System written in Common Lisp

Serial and TCP terminal for engineering and debugging

A circuit simulator with graphical user interface (GUI)

Network video device management software

FreeImage is a library project for developers who would like to support popular graphics image formats (PNG, JPEG, TIFF, BMP and others). Some highlights are: extremely simple in use, not limited to the local PC (unique FreeImageIO) and Plugin driven!

TinyCAD is a program for drawing electrical circuit diagrams commonly known as schematic drawings. It supports standard and custom symbol libraries. It supports PCB layout programs with several netlist formats and can also produce SPICE simulation netlists. It is also often used to draw one-line diagrams, block diagrams, and presentation drawings.

Modern, RTOS-like frameworks based on active objects & state machines

The Open On-Chip Debugger

Open Source CAM - Toolpath Generation for 3-Axis CNC machining

Cross platform GUI for Maxima

AnalysePlugin will help you to search for more than one search pattern at a time. It is a plugin for NotePad++.

3D Without Boundaries

OpenGrADS provides extensions and interfaces for GrADS.

Open source finite element software for multiphysical problems

VPython is an easy-to-use 3D graphics module for Python.

A cross-platform, open-source, alternative to NIST REFPROP. Based on reference-accuracy equations of state and transport property correlations for refrigerants like Water, CO2, R134a, Nitrogen, Argon, Ammonia, Air, R404a, R410a, Propane and many others. A selection of secondary working fluid properties are also available. Can also make use of REFPROP when available. In addition, calculations for Humid Air Properties based on ASHRAE RP-1485 are provided. Wrappers are available for MATLAB, Octave, Python, C#, Fortran and many more.

Opensource frimware for platforms based on some SoC (Realtek RTL8186 - Wive-NG, Realtek RTL8671B/RTL8671BH/RTL8672 - Wive-NG-DSL, Ralink RT3050/RT3052 - Wive-NG-RTNL, MT7620/MT7621 - Wive-NG-MT) WIVE FIRMWARE IS FREE FOR THE NON-COMMERCIAL USE ONLY. Conditions of commercial use non GPL (or other not viral license) components are discussed individually. For a more detailed discussion please mail me. News and changes in Russian: http://wive-ng.sf.net Bug report please send to sfstudio[at]mail.ru

GHDL - a VHDL simulator