KS DB Merge Tools
 
for MS Access
aka AccdbMerge
for SQL Server
aka MssqlMerge
for MySQL
and MariaDB
for SQLite
 
for PostgreSQL
beta

Schema changes summary

1Click 'Open database(s)' toolbar button:

In the opened dialog 2specify database connectivity options and 3click 'OK':

4wait a bit for a progress:

And here it is!