Viking is a free/open source program to manage GPS data
ECG Toolkit support for: SCP-ECG, DICOM, HL7 aECG, ISHNE & MUSE-XML
Molecular dynamics by NMR data analysis
Qt based report solution
Open Source, tasks, bug tracking, agile scrum, timesheet, wiki
A simple issue tracker system.
A LaTeX package to draw ball and spoke models
Microsoft Exchange compatible server and client libraries