Programming
Programming calculators
Calculators and converters for number systems, data and common software development tasks.
Number base converter
Convert exact integers between binary, octal, decimal, hexadecimal and bases 2 through 36.
Use ->HEX, RGB and HSL color converter
Convert colors, generate a CSS color scale and check WCAG contrast.
Use ->Password entropy calculator
Estimate entropy, search space, predictable patterns and approximate attack times locally.
Use ->Download time calculator
Estimate download time or required speed from file size, connection speed and efficiency.
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