SCaVis is an environment for scientific computation, data analysis, and data visualization designed for scientists, engineers, and students. The program can be used for function and data plotting in 2D and 3D, histograms, statistical analysis, and symbolic calculations using the Matlab/Octave high-level interpreted language.
Trivia Game is a trivia question game script where questions and answers can be stored in external files in XML or JSON format. The game has two levels: in level 1, a list of answers is displayed for each question, and the user must click on the correct answer. In level 2, a text box is displayed in which the user can write the answer. Questions can be asked consecutively or in random order without repeat. A countdown timer can also be given for each question.
RainCaptcha is a CAPTCHA class that does not require any image processing extensions (GD, ImageMagick, etc). CAPTCHA was developed to be readable by humans and resistant to OCR software. It generates black-and-white images with 5 distorted letters on them and noise. Its checking algorithm is case-insensitive.
SYINF shows in brief a system's CPU brand and model, RAM size, disk space, operating system, regional parameters, and current date and time. It can run in interactive (menu) or batch mode. There are two versions, in the C and C++ languages. They have been tested on 20 (15) compilers, 26 (25) operating systems, and 18 architectures. (Figures in parentheses are for the C++ version.) Both versions are conveyed in source code form only, each as a single ~35 KB source text file.
(Qt)-Backstep.py is commandline and graphical (Qt) backup software written in pure Python. It can back up any directory to CD-R(W), DVD-R(W), USB key, or another directory. It is a continuous backup solution. It works like a time machine. It contains a backup network server. It can send backups over the Internet or your network.
AffirmIt! is a supportive testing framework for Ruby. It tolerates all code, whether it exhibits behavioral challenges or not. It never uses the words "test" or "failure", which would imply a value judgment, or "assertions," which would imply an absolute truth. Instead, it treads softly around code and espouses preferences.