Everything below runs entirely in your browser — nothing is uploaded anywhere. Pick a tool to open it as its own page.
Live three-pane editor with an instant preview pane, like a lightweight sandbox.
TOOL 02Pretty-print and re-indent SQL across common dialects, keyword casing included.
TOOL 03Strip comments and excess whitespace from HTML, CSS or JS and see the size saved.
TOOL 04Beautify JSON, XML, HTML, CSS, JS or SQL from one screen.
TOOL 05Build a schema of fields and generate sample rows as JSON, CSV or SQL inserts.
TOOL 06Compare two blocks of text line-by-line or word-by-word with additions and removals marked.