.LGC File Extension

Database format used by SimpleK, a master key system and key issuance software program; used by locksmiths as well as security and facility managers.

SimpleK is used for designing master keys, constructing key cylinders and core pinning, tracking key and key ring issuance, and creating reports. For more information, visit the SimpleK website.

File created by WordPerfect DTD Compiler, a program used for creating compiled .DTD files and using them to validate XML documents; stores the legal document structure, elements, and attributes allowed in an XML file; can be reused to make sure multiple XML documents conform to a certain standard.

WordPerfect DTD Compiler is included with WordPerfect Office.