# gox > A tool for cross-compiling Go programs. > Homepage: https://github.com/mitchellh/gox. - Compile Go program in the current directory for all operating systems and architecture combinations: `gox` - Download and compile a Go program from a remote URL: `gox {{url_1}} {{url_2}}` - Compile current directory for a particular operating system: `gox -os="{{os}}"` - Compile current directory for a single operating system and architecture combination: `gox -osarch="{{os}}/{{arch}}"`