# Common ![circleci](https://circleci.com/gh/prometheus/common/tree/main.svg?style=shield) This repository contains Go libraries that are shared across Prometheus components and libraries. They are considered internal to Prometheus, without any stability guarantees for external usage. * **assets**: Embedding of static assets with gzip support * **config**: Common configuration structures * **expfmt**: Decoding and encoding for the exposition format * **model**: Shared data structures * **promlog**: A logging wrapper around [go-kit/log](https://github.com/go-kit/kit/tree/master/log) * **route**: A routing wrapper around [httprouter](https://github.com/julienschmidt/httprouter) using `context.Context` * **server**: Common servers * **version**: Version information and metrics