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Micro Attribute Grammar System The UU_AG system is a very simple program that reads a set of files containing an attribute grammar, in which semantic functions are described through Haskell expressions.
The Fnc-2 Attribute Grammar System An attribute grammar system based on strongly non-circular AGs that perform extensive space optimizations
The lrc attribute grammar system The system generates efficient incremental attribute evaluators and was written by one of the attribute-grammar formalizers.
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