DBeaver - DBeaver - Universal Database Manager and SQL Client.
Jetico BCTextEncoder - Jetico BCTextEncoder is software that ensures your text-based communications are safe by allowing you to encrypt them.
DataGrip - Tool for SQL and databases
GNUPGK - A GnuPG Frontend GUI made in C#.
HeidiSQL - HeidiSQL is a powerful and easy client for MySQL, MariaDB, Microsoft SQL Server and PostgreSQL. Open source and entirely free to use.
TheLetterEncrypter - TheLetterEncrypter is a small (14KB download) AES-based text-encryption program.