Scientific

• Generic Mapping Tools
  GMT is an open source collection of ~60 tools for manipulating geographic and Cartesian data sets (including filtering, trend fitting, gridding, projecting, etc.) and producing Encapsulated PostScrip...
  
• Project LRNJ: Slime Forest
  The goal of Project LRNJ is to create an entertaining console-style RPG that teaches Japanese. Slime Forest is the prototype line: a simple NES-like CRPG using graphics from the upcoming katakana adv...
  
• Makin' Bakon Typing Tutor
  Makin' Bakon Typing Tutor is a terminal-based typing tutor game written in C++ (with STL) and Curses. It contains both structured and fortune-based lessons. Learn to type to a professional standard w...
  
• GnemeSword
  Gnomesword is a Bible study application for GNOME, a graphical desktop enviroment which is available for several Unix and Linux flavors. It is based on SWORD by the CrossWire Bible Society, a framew...
  
• TuxTyping
  TuxTyping is an educational typing tutorial game starring Tux, the Linux Penguin. The player guides Tux to eat fish which are falling from the top of the screen. Each fish has a letter or a word writ...
  
• Retro
  Retro (Register-Transfer-Object Hardware Simulator) is a tool for designing synchronous hardware systems on the register-transfer level. The tool provides all essential building blocks, including sim...
  
• GPLIGC
  GPLIGC is a program to analyze IGC flight data from GNSS flight data recorders used by glider pilots. It can be used to optimize flights for the online contest (2003 rules). It uses Perl/Tk and gnupl...
  
• Geant4
  Geant4 is a toolkit for the simulation of the passage of particles through matter. Its application areas include high energy physics and nuclear experiments, medical, and space physics studies. ...
  
• Transcalc
  Transcalc is an analysis and synthesis tool for calculating the electrical and physical properties of different kinds of RF and microwave transmission lines. ...
  
• KTechlab
  KTechlab is a development and simulation environment for electronic circuits. ...
  
• GNU Waveform Viewer
  Gwave is a waveform viewer. Its purpose is for viewing analog data, such as the output from Spice-like simulations. ...
  
• OpenBiblio
  OpenBiblio is an easy to use automated library system containing OPAC, circulation, cataloging, and library administration functionality. ...
  
• morse-x
  With morse-x, you put dots and dashes into the given X window by pressing keys, and it translates them into letters. ...
  
• knowde
  knowde is a knowledge management tool that lets you create a hierarchical tree structure of knowledge cards ("knowdes"). Despite its name, it's not a KDE tool, but uses the GTK+ library and aims at s...
  
• Diet Monger Ass Kicker
  Diet Monger Ass Kicker is a program for designing diets to your own specifications. It allows nutrients and foods to be sorted and foods to be filtered. Calculations are made according to specified m...
  
• Oregano
  Oregano is an application for schematic capture and simulation of electrical circuits. ...
  
• Nonpareil
  Nonpareil is a microassembler and simulator package for the calculators. It currently supports the HP Classic and Woodstock series. ...
  
• Light Speed!
  Light Speed! is an OpenGL-based program which illustrates the effects of special relativity on the appearance of moving objects. ...
  
• KGeography
  KGeography is a geography learning tool. ...
  
• arrowmatcher
  Arrowmatcher is a simple tool for crossbow archers. This ballistic software can calculate the speed, kinetic energy and the trajectory of an arrow (or bullet), and then use these values to calibrate ...
  
• Gravetat
  Gravetat is a gravity and electromagnetism simulator. It offers you the possibility of creating a universe with a few particles and then see how them interact due to the forces mentioned before. ...
  
• alph
  alph implements and analyzes historical and traditional ciphers and codes, such as polyalphabetic, susbstitutional, and mixed employing human-reconstructable algorithms. ...
  
• Lavengro
  Lavengro is a vocabulary test engine that uses text files as its tests. ...
  
• Python Macromolecular Library
  The Python Macromolecular Library (mmLib) is a software toolkit and library of routines for the analysis and manipulation of macromolecular structural models, implemented in the Python programming la...
  
• DrScheme
  DrScheme is a graphical environment for developing programs using the Scheme, MzScheme, and MrEd programming languages. ...