Orange: Interactive data analysis
OctoPrint is the snappy web interface for your 3D printer
Berkeley Quantum Synthesis Toolkit
QuTiP: Quantum Toolbox in Python
A Python library for quantum programming using Quil
a parametric 3D CAD modeler
IEEE VHDL-93 LRM supported parser implemented in Java, APIs Python/Tcl
Software tools for processing taxonomic descriptions in DELTA format
An advanced network simulator to design and configure virtual networks
32/64 bit multi-platform Ethernet S7 PLC communication suite
many useful snippets for using python in a laboratory
Free and open source pattern design software
Free Liberty, UPF, SDC and VCD Parsers with Python, Java and Tcl APIs
Numerical and Symbolic Math Tool
A library for scientific data visualization
A software package for quantitative analysis in Panbiogeography
Data Visualization and Analysis
Ab initio simulator for thermal transport and lattice anharmonicity
Approximate solvation free energy calculator
GNU Health - The Free/Libre Hospital and Health Information System
SPPAS - the automatic annotation and analyses of speech
Molecular dynamics by NMR data analysis
Calculate growth rates from microplate reader output
A Python script for estimating the grain size from thin sections