qtiplot

Qtiplot is a fully fledged plotting software similar to the OriginLab Origin software (See http://www.originlab.com for more information about Origin). It can make two and three dimensional plots of publication quality, both from datasets and functions. It can do non-linear fitting and multi-peak fitting. Some Features: * Cross platform: works natively on Windows, Mac OS X and Linux/Unix systems * Fully Python scriptable * OpenGL based 3D plotting * Publication quality plots and easy export to various image formats (EMF, EPS, PS, PDF, SVG, BMP, JPG, PNG, TIFF, etc ...) * Easy integration with LaTeX typesetting system * Powerful and versatile spreadsheets with column-logic calculations and easy import/export of multiple files * One-click access to extensive built-in data analysis routines * Advanced statistical analysis: Student's t-Test, ANOVA, chi-square test for variance, normality test (Shapiro-Wilk) * Linear and nonlinear curve fitting with weighting and estimation of statistical errors of the fit-parameters * Multi-peak fitting * Image analysis tools * Templates support: all settings for plots, tables and matrices can be saved and restored later on for a fast editing process * Project files based on folders, a powerful project explorer with built-in drag and drop and searching facilities * Full import of Excel workbooks and Open Document Format spreadsheets, dBase, SQLite and Microsoft Access databases