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Pure Data vs ChucK: catalog facts
Pure Data	ChucK
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Visual patching with no text code needed Real-time audio processing for performance and installations	Precise, sample-level control over timing Code can be changed while it is running
Patching has a steep learning curve The official site uses a bot-protection challenge that some browser plugins break	Requires programming rather than a graphical editor ChuGL graphics extension is still in alpha
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.