Options Strategy Analysis Tools
Free software tools for option price calculation using the Black-Scholes and binomial models, the analysis of trading strategies using payoff diagrams, and the graphical analysis of "Greeks".
http://www.hoadley.net/options/options.htm

NexGen Ergonomics
Software and tools for job analysis, data acquisition, movement analysis, EMG, noise analysis, temperature sensing, vibration analysis, and anthropometric measurements.
http://www.nexgenergo.com/

Rapid Analysis Systems for Biology and Life Sciences
Image analysis tools for automatic analysis of epi-fluorescent images of bacteria (LabMicrobe) or for analysis of microbial swimming behaviour (LabTrack).
http://www.bioras.com/

Model Transformation Tools (MTT)
MTT comprises a set of tools for modelling dynamic physical systems using the bond graph methodology and transforming these models into representations suitable for analysis, control and simulation. These tools use, and generate m files for, GNU Octave.
http://mtt.sourceforge.net/

IVolatility.com - Equity Options Analysis and Trading Tools
Stock options analytical tools for investors as well as access to a daily updated historical database on more than 10000 stocks and 300000 options
http://www.ivolatility.com

Sigview - FFT Analysis Software
SIGVIEW, FFT based spectral analysis software distributed as shareware. Download fully functional version.
http://www.sigview.com/

Network Instruments - LAN/WAN network analysis tools
Network protocol analyzer for multi-segment LANs and WANs, SNMP, RMON, and Link Analyst for device mapping and route uptime monitoring.
http://www.networkinstruments.com/

BioNumerics 2D
Bionumerics 2D - 2D Gel Analysis Software
http://www.applied-maths.com/bionumerics_2d/bionumerics_2d.htm

Ada-Tools
Maintenance, Metrics and Documentation Source Code Tools for Ada, C, C++, C#, Java, and FORTRAN
http://www.scitools.com/

Linecast.com
Linecast Interactive - Hosted Stock Analysis Business Platform
http://www.linecast.com/