Online image to Base64 converter: drag & drop, paste, or upload an image to get a Base64 Data URI. Perfect for inline images and CSS.

Free online Base64 to image converter. Supports data URI format, one-click decode, preview and download.

Online image compression tool: supports PNG, JPEG, WebP format conversion with adjustable quality and max width. Client-side processing, no upload to server.

Online Image Color Extractor: upload an image to automatically extract the dominant colors and generate an 8-color palette with HEX values. Supports drag-and-drop and paste. Essential for design inspiration. All processing is done locally.

Online QR code generator: enter URL or text to create a QR code instantly. Customizable size and error correction. Download as PNG. Generated locally in browser.

Free online QR code scanner tool. Upload an image to decode QR code content, supports drag & drop and paste.

Free online QR code design tool with custom colors, corner styles, dot patterns, and PNG/SVG download support.

Online color format converter: HEX to RGB, RGB to HEX, HSL conversion. Supports alpha channel (transparency). Essential tool for designers and frontend developers.

Free online color scheme generator tool. Generate complementary, analogous, triadic and more color schemes based on a base color.

Free online color contrast checker tool that tests foreground-background contrast ratio, validates WCAG AA/AAA standards, and auto-suggests accessible colors

Free online CSS gradient generator. Supports linear, radial, and conic gradients with visual color stops, angle control, and live preview. Copy CSS instantly.

Online Color Blindness Simulator: input any color to simulate how it appears under Protanopia, Deuteranopia, Tritanopia, and other color vision deficiencies. Essential for accessible design. All processing is done locally.

Online Tailwind Color Finder: input any HEX color to match the closest Tailwind CSS palette values, showing color distance (ΔE) and class names. Essential for frontend color matching. All processing is done locally.

Online Unix timestamp converter: auto-detects seconds, milliseconds, microseconds. Supports Local, UTC, ISO 8601, and relative time. Essential for developers debugging timestamps.

Online Cron expression parser: input a 5-field Cron (minute hour day month weekday) and get a human-readable description. Supports step values, ranges, lists. Essential for scheduled task debugging.

Free online Cron expression generator. Visual selection of minute/hour/day/month/weekday with auto-generated expression and description.

Online unique ID generator: UUID v4 (RFC 4122), NanoID (URL-safe), ULID (sortable). Powered by crypto.getRandomValues. Generated locally in your browser.

Online Lorem Ipsum placeholder text generator: create paragraphs, sentences, or words with custom length. Essential for frontend development and UI design.