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Context comparison · differing conditions preclude direct PPA ranking
Field	KLayout PEX
Project type	Open EDA
Language (catalog)	Ruby
License identifier / scope	GPL-3.0-or-later · README source header states GPL version 3 or later.
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