Open Source Yacc Software

Icarus Verilog is an open source Verilog compiler that supports the IEEE-1364 Verilog HDL including IEEE1364-2005 plus extensions.

NOTE! We have moved to https://gitlab.com/msc-generator/msc-generator All development happens there. Also, download new releases & submit issues there. A tool to draw various charts from textual descriptions. Currently, three types of charts are supported: Message Sequence Charts, generic Graphs, and Block Diagrams, with more to be added in the future. There is a command-line version for Linux and Mac (replacing mscgen), which now sports a GUI, as well. Msc-generator allows fine control over the appearance and has a rich feature set complete with detailed documentation. On Windows, you can embed the charts in a document or presentation and simply double-click it in Office to edit them. On Linux and the Mac, a command-line version is available, and a GUI, as well. A .deb package is available starting from Debian Bookworm (currently testing) and Ubuntu Jammy Jellyfish (22.04) from the official repositories. For older releases see the Wiki. A Mac homebrew package is available.

Kokua is an open source metaverse viewer project based on the Second Life Viewer source. Disclaimer: This software is not provided or supported by Linden Lab, the makers of Second Life. The goal of Kokua is to greatly improve the usability of the Viewer through community involvement, thoughtful design, modern development methods, and a pro-change atmosphere.

Findent indents, beautifies and relabels Fortran source, fixed and free format, and converts Fortran fixed format to Fortran free format (and vice-versa). Plugins for vim, emacs and gedit are included.

After a program has been thrown into the world in binary form, it can boomerang back as source code. The Boomerang reverse engineering framework is the first general native executable decompiler available to the public.

BeeBase is a relational, programmable database system with graphical user interface for Windows, Mac, Linux and Amiga.

ONSlaught is an ONScripter clone with Unicode support and other features. Its aim is to completely replace ONScripter as an open source visual novel engine by providing a completely new design and new features.

XTCC/Qscript revolves around two concepts: 1) Data collection : Qscript 2) Data analysis : XTCC Qscript enables Market Research companies to securely collect data using online and offline mediums such as web, tablets/mobile. Different products include: 1) Pen and Paper Survey Management Qscript enables faster and easier keyboard entry with real time logic and validation. It generates SPSS and IBM Quantum compatible data tabulation programs leading to significant time savings of up to 80%. This is already being used by various companies in Market Research industry. 2) Tablet/Web enabled Survey Management Companies can launch the same survey, online and over Tablet/mobile. This product is in prototype phase. 3) XTCC, a web based cross tabulation tool that enables companies to carry out real-time analysis. It can analyze very large datasets in a very short period of time. It is in prototype phase. If you are interested in doing a pilot, please write to us.

Mutabor is a Program that allows performing and composing microtonal music using a normal MIDI keybord. But it's powerful description language is intended to allow permanent retunings and tuning logics in to describ, what's actually goes on.

Wsmake is a make tool written in C/C++ for website development and maintenance. It features tag substitution, page ordering, and 'make'-like dependency checking.

Tunguska is a ternary computer emulator. The goal is to provide a relatively easy-to-use platform, reminiscent of an early PC, for people who want to experience and experiment with ternary computing hands-on.

Imprudence is an open source metaverse viewer project based on the Second Life Viewer source. The goal of Imprudence is to greatly improve the usability of the Viewer through community involvement, thoughtful design, modern development methods, and a pro-change atmosphere.

Kokua is an open source metaverse viewer project based on the Second Life Viewer source. Disclaimer: This software is not provided or supported by Linden Lab, the makers of Second Life. The goal of Kokua is to greatly improve the usability of the Viewer through community involvement, thoughtful design, modern development methods, and a pro-change atmosphere.

Coindesigner is a RAD environment to build 3D scenes based in openInventor, just using drag&drop and updating changes on the fly. An external multi platform viewer allows to distribute the scene without need of the RAD.

Chess++ is a modern multi platform 3d chess game implementation for (at least) GNU/Linux and Windows with user programmable chess rule sets, a client software application (chesspp), and a server application (cheppd) by which all the games are managed.

BrokenFinger is a collection of demo 3D programs showing latest implementation in the areas of: Document Object Model, GPU Bound Processing, and Procedural Modeling(e.g. CGA Shape).

ircd and services for the IRC Hispano chat network

A compiler library for a language integrating all that is needed for completely defining whole sound/music compilations. From very basic stuff as defining oscillators etc in all their parameters up to note events and more.

Two experimental AI languages - Perkun and its successor Wlodkowic. Attempt to maximize the expected value of the payoff function by appropriate choosing the actions (output variables values). The package contains also a tool called zubr - a Java code generator based on Perkun. Take also a look at my blog: http://pawel-biernacki.blogspot.fi/ For Windows users there is an installer: http://www.pawelbiernacki.net/perkun.msi

amilab is a tool for image processing that includes its own scripting language, and an interface for visualizing 2d/3d images and 3d surfaces. Its main application is medical image processing.

dvdtour is a command-line utility that assembles images and movies into a virtual tour of an an environment, to burn to a television-playable DVD. Tours are described by XML configuration files. Wrapper for dvdauthor, spumux, ffmpeg, convert, and latex.

MGFp is open parser implementation for the Mascot Generic Format (MGF). It uses bison/flex to define a formal grammar and provides the necessary C++ adapter classes. The software is provided under a BSD license. Development on SF.net has ceased. You can find the project at http://kirchnerlab.github.com/libmgf/

A strong, yet minimalistic Math-oriented Programming Language (MML) providing an easy-to-use console and a command-line script interpreter, targetted towards fast calculations for extremely big numbers, and bundled with a number of math libraries.

Tools 'A' are tools for developing C/C++ applications. For further informations please have a look at http://yaka.ensiie.fr/ta/

Elice is a free compiler for programs written in the proprietary language PureBasic. It compiles those programs to C++ and then uses g++ to generate an executable. This is an old version. Development has moved to https://gitorious.org/elice/