VICIdial Contact Center Suite
The free and Open Source productivity suite
3D Without Boundaries
Powerful desktop publishing software
Free office suite for working with text, spreadsheets and presentation
A portable, multi-platform, command-line driven graphing utility
Personal and small-business finance manager
Computer Algebra System written in Common Lisp
A premier mind-mapping software written in Java
FlightGear Flight Simulator: free open-source multiplatform flight sim
An interactive viewer for three-dimensional chemical structures.
Free Zip software and Rar extractor
2D & 3D TeX-Aware Vector Graphics Language
Devuan GNU+Linux 5.0.1 Daedalus based distribution (systemd-free)
Implementation of the EDIINT AS2 protocol (RFC 4130)
Cross-platform, scientific graphics plotting library
a graphical user interface for the PDF Toolkit (PDFtk)
R packages for PK/PD modeling , BE/BA, drug stability, ivivc, etc.