Format, minify, and validate JSON with line-and-column error reporting

Validate JSON syntax and pinpoint the failing line and column

Explore JSON as a collapsible tree and read off access paths

Escape and unescape JSON strings

Beautify SQL per dialect, including MySQL and PostgreSQL

Pretty-print or minify XML while checking that every tag is closed

Validate YAML syntax and normalize the indentation

Pretty-print HTML with real indentation, or minify it safely

Format and minify CSS, with SCSS and Less support

Format JavaScript, or minify and mangle it

Preview Markdown live and export the generated HTML

Validate TOML and emit a normalized version

Format GraphQL queries and schema definitions

Check a Dockerfile against common best practices

Re-indent Nginx configuration block by block