Computing and networking
Work with numbers, data formats, and networks using hexadecimal, IPv4, and IPv6 calculators.
23 calculators available
- Computing and networking
Hexadecimal calculator
Perform arithmetic and bitwise operations on hexadecimal numbers.
Open : Hexadecimal calculator - Computing and networking
IPv4 subnet calculator
Calculate network and broadcast addresses, masks, ranges and address counts for an IPv4 prefix.
Open : IPv4 subnet calculator - Computing and networking
IPv6 subnet calculator
Calculate the network prefix, address range and address count for an IPv6 address and CIDR prefix.
Open : IPv6 subnet calculator - Computing and networking
IPv4 VLSM subnet calculator
Split an IPv4 network into variable-sized subnets based on required host counts.
Open : IPv4 VLSM subnet calculator - Computing and networking
IPv4 CIDR aggregator
Summarize IPv4 networks into aggregated CIDR routes without expanding the address range.
Open : IPv4 CIDR aggregator - Computing and networking
Number base converter
Convert a whole number between binary, octal, decimal and hexadecimal bases.
Open : Number base converter - Computing and networking
IEEE 754 converter
Inspect a floating-point number’s IEEE 754 binary and hexadecimal representation in 32 or 64 bits.
Open : IEEE 754 converter - Computing and networking
HEX color converter
Convert a HEX color to RGB and HSL values.
Open : HEX color converter - Computing and networking
Bitwise calculator
Calculate bitwise calculator with clear inputs and assumptions.
Open : Bitwise calculator - Computing and networking
Base64 converter
Calculate base64 converter with clear inputs and assumptions.
Open : Base64 converter - Computing and networking
2 × 2 matrix determinant
Calculate 2 × 2 matrix determinant with clear inputs and assumptions.
Open : 2 × 2 matrix determinant - Computing and networking
Ohm’s law: current
Calculate ohm’s law: current using the values and assumptions you provide.
Open : Ohm’s law: current - Computing and networking
Resistor color code
Calculate resistor color code using the values and assumptions you provide.
Open : Resistor color code - Computing and networking
CSS px to rem converter
Calculate css px to rem converter using the values and assumptions you provide.
Open : CSS px to rem converter - Computing and networking
HEX color contrast ratio
Calculate hex color contrast ratio using the values and assumptions you provide.
Open : HEX color contrast ratio - Computing and networking
Image aspect ratio
Calculate image aspect ratio using the values and assumptions you provide.
Open : Image aspect ratio - Computing and networking
chmod permissions calculator
Calculate chmod permissions calculator using the values and assumptions you provide.
Open : chmod permissions calculator - Computing and networkingDates and time
Cron syntax checker
Calculate cron syntax checker using the values and assumptions you provide.
Open : Cron syntax checker - Computing and networking
URL encoder and decoder
Calculate url encoder and decoder using the values and assumptions you provide.
Open : URL encoder and decoder - Computing and networking
Password entropy estimator
Calculate password entropy estimator using the values and assumptions you provide.
Open : Password entropy estimator - Computing and networking
Estimated battery runtime
Calculate estimated battery runtime using the values and assumptions you provide.
Open : Estimated battery runtime - PhysicsMathematicsComputing and networkingEveryday life
Wave frequency and wavelength
Wave frequency and wavelength: calculate a transparent estimate from the values and assumptions you provide.
Open : Wave frequency and wavelength - Travel and transportEveryday lifeComputing and networking
Trip emissions estimator
Trip emissions estimator: calculate a transparent estimate from the values and assumptions you provide.
Open : Trip emissions estimator