Free utilities for everyday dev tasks. Everything runs in your browser.
Encode text to Base64 or decode Base64 strings.
Encode special characters for URLs or decode percent-encoded strings.
Encode characters to HTML entities or decode them back.
Format, validate, and minify JSON with syntax highlighting.
Convert between JSON and YAML formats instantly.
Format and minify XML with proper indentation.
Write Markdown and preview the rendered HTML in real time.
Compare two texts and highlight differences line by line.
Convert text between camelCase, snake_case, kebab-case, and more.
Generate placeholder lorem ipsum text by paragraphs.
Compute SHA-256, SHA-512, and other hashes of any text.
Generate strong random passwords with custom character sets.
Decode and inspect JSON Web Token header and payload.
Generate random v4 UUIDs with one click.
Test regular expressions with real-time match highlighting.
Convert Unix timestamps to readable dates and vice versa.
Convert numbers between decimal, binary, octal, and hex.