CSS Tools
Beautify, convert, and compile — handy online utilities for CSS preprocessors and stylesheet workflows.
Beautifier & Utilities
CSS ↔ Preprocessor Converters
CSS to LESS
Convert plain CSS into valid LESS syntax.
CSS to SCSS
Translate CSS into SCSS (Sass syntax) while preserving rules.
CSS to SASS
Convert CSS to indented SASS syntax.
CSS to Stylus
Turn CSS rules into Stylus-compatible code.
Stylus Tools
Stylus Compiler
Compile Stylus files into standard CSS.
Stylus to CSS
Convert Stylus syntax into plain CSS.
Stylus to LESS
Translate Stylus files into LESS format.
Stylus to SCSS
Convert Stylus into SCSS syntax.
Stylus to SASS
Convert Stylus into indented SASS syntax.
LESS Tools
LESS Compiler
Compile LESS (with variables & mixins) down to plain CSS.
LESS to CSS
Convert LESS files into standard CSS output.
LESS to Stylus
Convert LESS syntax into Stylus format.
LESS to SCSS
Translate LESS code into SCSS (Sass) syntax.
LESS to SASS
Convert LESS into indented SASS format.
SCSS / SASS Tools
SCSS Compiler
Compile SCSS into CSS (supports imports, nesting, variables).
SCSS to CSS
Convert SCSS files into production-ready CSS.
SCSS to Stylus
Translate SCSS syntax into Stylus code.
SCSS to LESS
Convert SCSS to LESS while preserving variables & nesting where possible.
SCSS to SASS
Convert SCSS (bracketed) syntax to indented SASS style.
SASS Compiler
Compile indented SASS files into CSS output.
SASS to CSS
Turn indented SASS into plain CSS for browsers.
SASS to Stylus
Translate indented SASS into Stylus format.
SASS to SCSS
Convert indented SASS syntax to SCSS (bracketed) style.
SASS to LESS
Convert SASS into LESS syntax where feasible.
Tip: Want these as separate pages, or combined into a single "CSS + Converters + Crypto" mega index with quick anchors? I can generate the combined index and internal linking for you.