Dev Tools

Format, validate and minify any JSON with syntax highlighting.

Convert a PDF to Markdown, Word, PowerPoint or images — and Markdown back to PDF — instantly in your browser.

Compare two files side by side with line and word highlighting — and check whether an XML and a JSON share the same tags and properties.

Write or paste Markdown and get a live rendered preview with syntax highlighting.

Compare time across multiple timezones. Scroll to shift time and see all clocks update instantly.

Generate colour palettes — hit space to explore, lock favourites, fine-tune, then export to CSS, SVG or PNG.

Compare your take-home pay inside vs outside IR35 — and against a permanent salary — from a single day rate.

Paste a job URL and your stored resume auto-fills the application — you review before submit.

Paste text and images and share via one link — no account needed, or sign in to save private, versioned pastes.

Turn one product photo and a few notes into a complete Amazon, eBay and Shopify listing — plus a branded hero image.

Upload a product photo and your brand logo — get a clean, pure-white Amazon-ready image with your logo applied to the product.

Paste or open a CSV/TSV and read it in an Excel-like grid — then export to CSV, JSON or Markdown.

Transcribe any audio or video to text in your browser with FFmpeg and Whisper (WebAssembly) — nothing is uploaded.