EditorConfig is awesome: http://EditorConfig.org
YAML = https://yaml.org/ & https://github.com/yaml/www.yaml.org .ini files, .config files, etc. ; Also check out: .netrc, .vimrc (Vim/gVim, NeoVim, Vimium!), Emacs/Emacsen/Cream (Emacs) + more Emaics&Vim forks/remakes on GitHub/GitLab , # EditorConfig is awesome: http://EditorConfig.org TOML = https://github.com/toml-lang/toml HAML YML JSON XML (+XML schemas! Including for PoS (parts-of-speech!) tagging in computer linguistics & NLP (natural language processing, NOT the other NLP which is psychological warfare/media manipulation tactics!) / SGML / ... XHTML/HTML4.1/HTML5 --- http://spec.whatwg.org (the HTML5 Living Specification!) ; http://w3.org - w3c.org --- http://mdn.mozilla.org (Mozilla Developer Network), http://caniuse.com + auto-completion shortcut-abbreviations engine --- http:// + CSS extensions: SASS, LESS, etc.