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Context comparison · differing conditions preclude direct PPA ranking
Field	Qucs-S
Project type	Open EDA
Language (catalog)	C++
License identifier / scope	GPL-2.0 (upstream COPYING or LICENSE) · README lists supported simulation kernels.
Source revision	Not pinned
Source check	Metadata checked 2026-09-26
Documented facts	Deep profile not reviewed
Hub runs	No recorded Hub runs
Remaining unknowns	Version compatibility and independently measured implementation results remain unknown