Project Summary
The Psychophysics Toolbox is a collection of GNU/Octave and Matlab functions that extend the language to give you exquisite control of your computer to test observers with research-grade dynamic stimuli.
In a Nutshell, Psychtoolbox...
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has a well established, mature codebase
maintained by a small development team
with decreasing Y-O-Y commits -
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took an estimated 118 years of effort (COCOMO model)
starting with its first commit in October, 2005
ending with its most recent commit 5 months ago
Apache License 2.0
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BSD 3-clause "New" or "Revised" License
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GNU LGPL 2.1 + linking exception (FPC/Lazarus)
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MIT License
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These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
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30 Day SummaryJun 20 2026 — Jul 20 2026
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12 Month SummaryJul 20 2025 — Jul 20 2026
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