Linter SQL RDBMS is the main product of RELEX Group. Linter is a Russian DBMS compliant with the SQL:2003 standard and supporting the majority of operating systems, among them Windows, various versions of Unix, Mac OS X, OS9, QNX, VxWorks, iOS, Android and others. The system enables transparent interaction between the client applications and the database server functioning in different hardware and software environments. DBMS Linter includes program interfaces for the majority of popular development tools. The system provides a high data security level allowing the user to work with secret information. Linter is the only DBMS certified by FSTEC of Russia as compliant with Class 2 data security requirements and Level 2 of undeclared feature absence control. For many years Linter has been us