Description: Debuggex is a free online visual regex tester. It allows you to visually construct regex patterns and test them against input strings to see if there is a match.
Type: software
Pricing: Free
Description: NumeRe is an open-source numerical computing environment and programming language for numerical analysis, visualization, and statistics. It is similar to MATLAB and Python-based scientific computing packages, providing fast matrix operations, plotting tools, statistics functionality, and interfaces to C/C++, Fortran, and Julia.
Type: software
Pricing: Open Source