Free online tools

Generate placeholder text for websites, designs and documents. Choose how much you need, generate instantly and copy in one click.

Create harmonious colour palettes with lock, export and share.

Pick, preview and convert colours with eyedropper support.

Format, validate and minify JSON in your browser.

Convert text to uppercase, lowercase, title case and more.

Live word counts, reading time and keyword frequency.

Create secure random passwords with custom options.

Convert between HEX, RGB, HSL and HSV colour formats.

Edit Markdown and preview safe HTML side by side.

Convert Markdown to plain text or Word, or import .docx back to Markdown — all in the browser.

Create QR codes and download PNG or SVG.

Decode nanome ?data= links offline and inspect JSON payloads.

Check colour contrast ratios and WCAG AA/AAA compliance.

Encode or decode Base64 and URL-encoded text in your browser.

Convert between CSV and JSON with a header row.

Compare two blocks of text line by line.

Generate UUID v4 identifiers and SHA-256 hashes.