SQL Developer - Oracle SQL Developer is a free, development environment that simplifies the management of Oracle Database in both traditional and Cloud deployments.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
phpMyAdmin - phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.