All dev and math tools in one place. No sign-up required.
Optimize your shipment in 3D. Find the ideal box and maximize space usage.
Check purchasing power over time. Inflation and real value calculation.
Free samples and deals in one place. Automatically collected from verified sources.
Can't decide what to watch, play or read? Click once and get a random suggestion.
Decode JSON Web Tokens locally. Inspect header, payload and expiry — nothing leaves your browser.
Beautify, minify and validate JSON with line/column error reporting. 100% in-browser — your data never leaves the tab.
Pick perceptual OKLCH colors, check sRGB/P3 gamut and export a Tailwind v4 palette. 100% in-browser.
Build linear, radial & conic gradients with a live preview. Copy clean CSS or a Tailwind v4 @theme export. 100% in-browser.