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Generate Flat UI color palettes instantly. Perfect for modern web design, mobile apps, dashboards, and clean user interface projects.

Generate realistic skin tone color palettes instantly. Perfect for designers, illustrators, UI designers, and beauty or fashion design projects.

Generate beautiful earth tone color palettes instantly. Ideal for natural design themes, branding, interior design, UI, and creative projects.

Generate classic vintage color palettes instantly. Perfect for retro designs, branding, posters, and UI projects needing old-style color vibes.

Generate CMYK color values instantly for print design. Perfect for designers to create accurate color codes for posters, flyers, and branding.

Generate HSV color values instantly. Ideal for designers and developers to control hue, saturation, and brightness for modern UI and graphics design.

Add EXIF metadata to JPEG images online. Embed title, description, author, copyright, and creation date—secure, fast, and 100% client-side.

Check if two numbers are co-prime using GCD. Fast, accurate, and ideal for math learning, RSA encryption, and number theory practice.

Calculate Euler’s Totient φ(n) instantly. Fast, accurate, and ideal for number theory, RSA encryption, and prime factorization learning.

Check if a number is Fermat or generate Fermat numbers quickly! Free online tool for mathematicians and number theory enthusiasts.

Check if a number is Catalan or generate a sequence of Catalan numbers online. Fast & accurate. Explore combinatorial mathematics!

Check if numbers are twin primes or generate twin prime pairs. Fast & easy online tool. Discover twin primes with our checker!

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