Head-Driven Phrase Structure Grammars
ALE: The Attribute-Logic Engine, Carl Pollard, Center for the Study of Language and Information (, Electronically available papers of Detmar Meurers, HPSG 2001, HPSG and Grammar Engineering, HPSG Gazette, HPSG-L Archive, Interactive Bibliography, Ohio State University HPSG
Konstantz LFG Workbench
An implemenation of the 1982 LFG formalism designed for exploring the interface of syntax and morphology. Links to documentation, source files and compiled modules.
Lexical Functional Grammar Gateway
Information on various aspects of the grammatical theory.
Lexical Functional Grammar: The Stanford Web Site
A collection of information about this theory of grammar. Archive, downloadable bibliography, conference information, LFG implementations.