Generators
Generators — 10 free browser-based developer tools including UUID Generator, Hash ID Generator and Dummy Data Generator. Everything runs locally with no signup or uploads, so your data stays private and results are instant.
10 tools
UUID GeneratorFree online tool to generate UUID v1, v4, and v7 with bulk creation and validation. UUIDs are produced securely in your browser via crypto.getRandomValues(), up to 1,000 at once, and v7 reveals the creation time.
Hash ID GeneratorFree online hash ID generator that creates short, URL-safe random IDs in nanoid style. Set the length and alphabet, generate one or many unique IDs at once and copy them for keys and slugs.
Dummy Data GeneratorFree online dummy data generator powered by faker.js that builds realistic fake names, emails and addresses. Pick your fields and export test data as JSON, CSV or SQL.
QR Code GeneratorFree online QR code generator that converts any text or URL into a QR code image, with adjustable size, error correction level and custom foreground and background colors, plus instant PNG download generated in your browser.
Favicon GeneratorFree online favicon generator to create favicons from text, an emoji or a color. Pick a font, background and shape, then download ready PNG icons in multiple sizes for your site.
SVG Wave GeneratorFree online SVG wave generator with a visual editor for smooth wave shapes. Adjust amplitude, colors, and layers, apply ready-made presets, then copy the CSS and SVG code for backgrounds and dividers.
CSS Gradient GeneratorFree online visual CSS gradient generator: design linear, radial and conic gradients, add color stops, tweak the angle, then copy ready-to-use CSS for your backgrounds.
CSS Box Shadow GeneratorFree online CSS box-shadow generator with controls for offset, blur, spread, color and inset, offering a live preview of the shadow and producing copy-ready box-shadow CSS code for any element.
CSS Border Radius GeneratorFree online CSS border-radius generator with eight independent corner handles and sliders, giving a live preview of the rounded shape and producing copy-ready border-radius CSS code for any element.
CSS Flexbox GeneratorFree online CSS Flexbox playground with a visual editor for justify-content, align-items, flex-direction and wrap, showing a live layout preview and generating copy-ready Flexbox CSS for your container.