You do need a prior Oracle Database installation, but Forms 6i can connect to any Oracle 8i, 9i, 10g, 11g, or even 19c via updated SQL*Net.
FORMS60_PATH=C:\ORANT\FORMS60 REPORTS60_PATH=C:\ORANT\REPORTS60 ORACLE_HOME=C:\ORANT ORACLE_SID=YOURDB (if connecting to a database) PATH=%ORACLE_HOME%\BIN;%ORACLE_HOME%\ORACLE60\BIN;%PATH% oracle forms and reports 6i installation on windows 11
So, why would anyone want to install Forms 6i on Windows 11? You do need a prior Oracle Database installation,
Example tnsnames.ora entry: