SQLiteDAC for Delphi
a feature-rich and high-performance data access components for sqlite.
OracleClientDAC for Delphi
a feature-rich and high-performance data access components for oracle
SqlClient Data Access Components (SqlClientDAC)
a feature-rich and high-performance data access components for ms sql
OLEDBDAC for Delphi
provides data access for data sources exposed through ole db.
ODBCDAC for Delphi
provides data access for data sources exposed through odbc.