Open Toolset Project is an umbrella project founded in the first quarter of 2020 for hosting a group of open source projects. It aims to develop and share software components, libraries and frameworks to help develop beneficial and qualified software products. Open Toolset Project currently includes following sub-projects: 1 - Netty Agents: Easy to use, message based communication library based on Netty Library. Project link: https://gitlab.com/opentoolset/netty-agents/ 2 - ClusterVAS: A Docker based node manager with an orchestrator SDK for remotely managing OpenVAS instances. Project link: https://gitlab.com/opentoolset/clustervas/ 3 - BootInfra: A Spring-boot based server infrastructure for any server applications (microservice, Web, etc.). Project link: https://gitlab.com/opentoolset/bootinfra/ 4 - VaadInfra: Vaadin based presentation layer infrastructure for enterprise Web applications. Project link: https://gitlab.com/opentoolset/vaadinfra/ 5 - Proof of Concepts: A repository of proof of concept and ready-to-use modules, classes and code snippets having high cohesion within themselves. Project link: https://gitlab.com/opentoolset/proof-of-concepts/