Utilities Bunker — explore 835 tools across 19 categories.
Text & Encoding
Encoders, decoders, hashing, formatters, and string tools.
Numbers & Math
Unit converters, base converters, calculators, and math utilities.
Media & Files
Image, audio, video tools and file inspection utilities.
Electronics
Ohm's law, resistor codes, LED calculators, and circuit tools.
Color & Design
A universal color converter, pickers, palette generators, contrast checkers, and gradient builders.
Web & Dev
JSON/XML formatters, URL tools, regex testers, and HTTP utilities.
Code Lab
Learn to program from zero to advanced — pick a language and your level, then step through code, run it live, and work through guided lessons.
Finance
Loan calculators, interest tools, currency converters, and tax estimators.
Time & Date
Timezone converters, date calculators, countdowns, and timestamp tools.
Science & Engineering
Physics, chemistry, material properties, and engineering calculators.
Automotive
Torque, horsepower, fuel economy, tire sizing, exhaust flow, intake, injector, and turbo sizing tools.
Aviation
Weight and balance, fuel burn, airspeed, and flight calculators.
Construction
Material estimators, load calculators, roof pitch, and area tools.
Health & Fitness
BMI, BMR, calories, macros, body fat, and wellness tools.
Grades & Education
GPA, final grades, weighted scores, and academic performance tools.
Networking
IP geolocation, MAC address lookup, DNS, subnet, and other browser-native network tools.
Text Codecs
30 browser-based text encoders, decoders, and ciphers - Base32 / 58 / 85, hex, binary, octal, URL, HTML, Atbash, Caesar, Morse, Braille, A1Z26, NATO, Pig Latin, leet, upside-down, Unicode escape.
Number Systems
42 integer-base + numeral-system converters: decimal / binary / octal / hex / Roman / English words / scientific notation.
Welding
Welding amperage charts, tungsten electrode selection, shielding gas mixtures, filler rod cross-reference, and weld symbol guides.