KeePass - KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
Decision.io - Decision.io is an interesting platform that provides you the simple features to develop the app or an integrated workflow without using any program language or code.
bitwarden - Bitwarden is a free and open source password management solution for individuals, teams, and business organizations.
RapidClipse - RapidClipse is a web-based development platform that allows you to build the app with Java and provides you with a hustle-free configuration.
KeePassXC - KeePass Cross-Platform Community Edition - A community maintained fork of the popular KeePassX...
ETL tools - ETL tools is a web-based platform that provides you the advanced-level features and tools which you use to automate the process of your business and manage the huge data.