The evolution of open source tools is driving changes in cloud native DevOps patterns and practices. Legacy open source-powered toolchains such as Chef, Puppet, Ansible, and others continue to play a critical role, but are being replaced by newer open source-powered alternatives. Industry experts and senior executives note that the status quo can quickly change, with many tools moving to the cloud or being replaced by new ones. Open source platforms like InfluxData's platform are being used for monitoring newly built cloud apps and DevOps toolchains, while also enabling open source-powered workflows for provisioning, securing, connecting, and running any cloud infrastructure.``` The response is neutral and objective as it neither praises nor criticizes the evolution of open source tools in cloud native DevOps. It simply summarizes the key points of the text, focusing on the changes happening in the industry and the role of new and legacy open source tools.