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DynaFit

Simulation and statistical analysis of (bio)chemical kinetics and equilibria.

BatchKi

A web application for high-volume determination of apparent inhibition constants and IC₅₀ values.

PlateKi

A desktop application for high-volume determination of apparent inhibition constants and IC₅₀ values.

NIST Test Suite for Nonlinear Regression

This collection of sample test problems was developed by the National Institute of Standards and Technology (NIST). It is available here in the portable XML format.