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Browse the tool catalog - Utilities | Page 4

Search and filter the online tool directory by task, format, and category, then open detailed pages with clear inputs, examples, and execution context. Focused on Utilities. Page 4.

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Math, Date & Finance613

Calculators, numerics, date logic, statistics, and finance tools

Images, Audio & Video582

Image, audio, and video processing, conversion, and optimization tools

Design & Color291

Color, layout, graphics, visual styling, and design helper tools

Text & Writing204

Writing, cleanup, formatting, extraction, and text analysis tools

Developer & Web172

Developer utilities, networking, web debugging, and automation helpers

Conversion & Encoding169

Format, file, archive, unit, and encoding conversion tools

Audio Encoding and Format Conversion Tools

Image Format Conversion and Animated Export Tools

JSON Interchange and Format Translation Tools

Color Space Conversion Tools for Web and Print

Text Case, Encoding, and Normalization Conversion Tools

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Utilities

Islamic to Gregorian Calendar

Convert Islamic (Hijri) calendar dates to Gregorian calendar dates

Utilities

Day of Year Converter

Convert any date to its day-of-year number (1-366) and back, with ISO week number, leap-year check, and days remaining in the year.

Utilities

Date Format Unifier

Convert various date formats to a unified format

Utilities

Date Adder

Add or subtract time periods from a date (years, months, days, hours, minutes, seconds)

Utilities

Date Difference Calculator

Calculate the difference between two dates in various time units

Utilities

Crystal Structure Explorer

Browse ~25 textbook crystal structures with space group, lattice constants, coordination, and a rotatable Three.js 3D ball-and-stick model.

Utilities

Coordinate DMS Converter

Convert latitude and longitude between decimal degrees and degrees-minutes-seconds (DMS) format

Utilities

Coordinate Format Converter

Convert between different latitude and longitude coordinate formats

Utilities

Age Calculator

Calculate age from birth date in years, months, days, and total time units

Utilities

Checksum Comparator

Compare two checksums/hash values to check if they match

Utilities

British-American English Converter

AI-powered converter between British and American English with context awareness