Metricbeat and Telegraf are two prominent open-source metric collectors used in monitoring pipelines, each originating from different monitoring stacks—Metricbeat from the ELK stack and Telegraf from the TICK stack. Both tools are lightweight, written in Go, and designed to collect, process, and ship a variety of system and service metrics to specified destinations. Though they share similar capabilities, Telegraf boasts a more extensive plugin ecosystem, allowing integration with over 200 platforms, which provides greater flexibility compared to Metricbeat's 40 modules. Metricbeat supports native ELK stack components, while Telegraf offers a broader range of input and output options, including cloud services and time-series databases, making it potentially more versatile for users outside the TICK stack. Installation and configuration are straightforward for both, with Docker support and configuration files detailing data collection and processing parameters. In terms of performance, both are efficient, but Telegraf may have a slight edge due to its lighter resource footprint. Community support for both tools is strong, with Metricbeat thriving within ELK-based environments and Telegraf gaining popularity through its wide range of plugins and integrations.