The 1.2 Pre-Release requires Lazarus 1.4 Release Candidate 1 as a minimum and will not compile with earler versions of Lazarus. This release includes an SQL Parser and the new IBControls: TIBTreeView, TIBDynamicGrid and TIBLookupComboEditBox.
This the tar.gz version for use on Unix type systems including Linux. It includes the base IBX source code, the IBX controls and the Firebird Pascal Client Interface, plus many examples and documentation.