Praat

Praat is an application with which phoneticians can analyze, synthesize, and manipulate speech, and can create high-quality images for their articles and doctoral theses.

The source code may be downloaded here.

• Table: allow spaces in column names
• Settings windows no longer replace your visible expressions with their resulting values
• Scripting: formulas using the tilde
• Optimality Theory learning: corrected a bug introduced in 6.0.30 that could cause the editor to crash on the Mac
• EEG: corrected a bug that could cause an infinite loop when doing principal component analysis
• Scripting: faster interpreter
• Scripting: more vectors and matrices
• Numerics: faster and more precise sums, means, standard deviations
• Removed a bug that caused an incorrect title for a PitchTier or PointProcess window
• Removed a bug that caused Praat to crash when doing a linear regression on a Table with no rows
• Scripting: object[], vectors
• Graphics: better text drawing details
• Linux: possibility to compile Praat without a GUI but with graphics file output