IrfanView - IrfanView ... one of the most popular viewers worldwide.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Scheduler - Scheduler – Schedule Posts for Instagram, Facebook developed and published by Scheduler Inc.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.