Earthly is a tool that simplifies the build process by combining elements of Docker and Make, allowing build scripts to run in Docker containers for consistent results across various environments, including local, remote, and continuous integration (CI) systems. It integrates Dockerfile and Makefile syntaxes for user convenience and features an advanced caching system that significantly enhances build speed, particularly in CI environments. Designed for seamless integration with any CI system, Earthly ensures fast and reliable builds. Additionally, Earthly Lunar offers universal software development lifecycle (SDLC) monitoring compatible with diverse tech stacks and microservices, promoting engineering excellence.