Developer Tools

  • WCAG Color Contrast Ratio Calculator
    Check the WCAG 2.x color contrast ratio between two hex colors. See if your text passes AA and AAA accessibility standards for normal and large text.
  • MIPS to Average Instruction Execution Time Converter
    Convert between a CPU's MIPS rating and the average time to execute one instruction, in both directions, with results in s, ms, us, ns and ps.
  • ReLU (Rectified Linear Unit) Calculator
    Compute the ReLU activation function f(x) = max(0, x) for any real number. Free online Rectified Linear Unit calculator for neural networks.
  • Byte Conversion Calculator
    Convert between bytes, KB, MB, GB and TB using binary (1024) factors. Fast, accurate data storage unit conversion for any value.
  • Date to UNIX Time Calculator
    Convert any calendar date and time to UNIX time (UNIX timestamp) — seconds since 1970-01-01 00:00:00 UTC. Supports any UTC offset, including fractional and negative.
  • Table Three-Function Evaluator (3 Variables x, y, z)
    Evaluate up to three math expressions f, g, h over every row of an x, y, z data table. Supports sqrt, trig, log, pow and more. Free online tool.
  • Table Two-Function Evaluator (Two Variables)
    Evaluate two custom expressions f(x,y) and g(x,y) over a table of (x,y) data rows. Supports sqrt, trig, log, atan2 and more. Free online tool.
  • Test Density and Bug Density Calculator
    Compute test density and bug density per LOC and per KLOC from your test count, bug count and source code size. Free software quality metric tool.
  • Bitwise XOR Calculator
    Compute the bitwise XOR (exclusive OR) of two integers. Shows the result in decimal, binary, and hexadecimal instantly. Free online XOR calculator.
  • Bitwise OR Calculator
    Free bitwise OR calculator. Enter two integers to instantly compute A | B, the bitwise OR result in decimal. Fast, accurate, and easy to use.
  • Bitwise NOR Calculator
    Compute the bitwise NOR of two integers, result = ~(A | B), at 8, 16, 32 or 64-bit width with decimal and binary output.
  • Bits to Bytes Converter
    Convert bits to bytes instantly. Divide bits by 8 to get bytes (and bps to Bps). Free, accurate digital storage and data-rate unit converter.
  • Bit Shift Calculator
    Compute bitwise left (n << k) and right (n >> k) shifts on any integer. Fast online bit shift calculator with worked examples and formulas.
  • Power of 2 Calculator
    Calculate 2 raised to any power (2^n) instantly. Enter an exponent and get the exact value, including negative and decimal exponents.
  • Table Function Evaluation (3 Variables)
    Evaluate a custom formula f(x, y, z) across every row of a 3-column data table. Batch expression evaluator with sqrt, sin, log, pow and more.
  • Binary to Text Converter (ASCII Decoder)
    Convert binary code to readable text instantly. Decode 8-bit binary groups into ASCII/Unicode characters with this free binary to text translator.
  • Binary to Hexadecimal Converter
    Convert any binary (base 2) number to hexadecimal (base 16) instantly. Groups bits into nibbles, maps each to a hex digit, shows decimal too.
  • Binary to Decimal Converter
    Convert any binary number to decimal (base 10) instantly. Free binary to decimal converter calculator with step-by-step positional weighting.
  • Binary Subtraction Calculator
    Subtract two binary numbers instantly. Enter two base-2 values and get the binary difference plus the decimal equivalents, with worked steps.
  • Binary Multiplication Calculator
    Multiply two binary numbers instantly. Get the binary product plus the decimal equivalents of each input and the result, with worked examples.
  • Binary Division Calculator
    Divide two binary numbers and get the quotient and remainder in binary and decimal. Free, instant binary division calculator with worked steps.
  • Binary / Decimal / Hex / Octal Converter
    Convert numbers between binary, octal, decimal and hexadecimal instantly. Enter a value, pick its base, and get all four number-system equivalents.
  • Baud Rate Calculator
    Calculate baud rate (symbol rate) from bit rate and the number of signal levels (M) for M-ary modulation. Free online baud rate calculator.
  • One's Complement Calculator
    Calculate the one's complement of any decimal number by flipping every bit within a 4, 8, 16, or 32-bit width. See binary and decimal results instantly.

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