tectonic
A modern, self-contained TeX/LaTeX engine.
TLDR
Compile a standalone TeX/LaTeX file
$ tectonic -X compile [path/to/file.tex]
Compile a standalone TeX/LaTeX file with synctex data
$ tectonic -X compile --synctex [path/to/file.tex]
Initialize a tectonic project in the current directory
$ tectonic -X init
Initialize a tectonic project in the specified directory
$ tectonic -X new [project_name]
Build the project in the current directory
$ tectonic -X build
Start a watcher to build the project in the current directory on change
$ tectonic -X watch