While not exactly the simplest tool around, org mode is still a lot simpler than LaTeX and brings excellent export features to both LaTeX/pdf and html. It’s pro

While not exactly the simplest tool around, org mode is still a lot simpler than LaTeX and brings excellent export features to both LaTeX/pdf and html. It’s probably a hard sell for anyone who doesn’t use Emacs already, but for someone already using Emacs, it’s quite neat. I’ve found that for me, it offers the right balance between simple basic functionality (like Markdown) and optional advanced features.