#1 alternative to Microsoft Project : Project Management & Gantt Chart
GPS log file viewer and analyzer
A planetarium software that shows a 3D simulation of the night sky
An interactive viewer for three-dimensional chemical structures.
Simple Online Planning
JavaScript-Based Molecular Viewer From Jmol
Cross-platform Open-source 2D CAD
Real time satellite tracking and orbit prediction
Open Source Enterprise Wiki and Web Application Platform
JabRef is a graphical application for managing bibliographical data
Cross platform GUI for Maxima
Math in Word
CRUD framework with a generic Web UI and integrated micro ORM.
Multi-user resource scheduling, planning and managing software
C# BMI Calculator with wizzard.
Proofreading Software for 20+ Languages