TeXMaker is a free open source LaTeX/ TeX editor for almost all known platforms including macOS. It made the top of this list because it's features-rich, supports RTL, comes with advanced editing tools and project management workflow tools.
TeXMaker supports many languages, and it's perfect for publishers, researchers, editors and engineers.
It comes with a rich library that contains 370 mathematical symbols, a powerful wizard , advanced error handling and a file/ text search tool with advanced options.