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Browse the tool catalog | Page 28

Search and filter the online tool directory by task, format, and category, then open detailed pages with clear inputs, examples, and execution context. Page 28.

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Math, Date & Finance586

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

Images, Audio & Video564

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

Design & Color284

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

Text & Writing200

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

Conversion & Encoding164

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

Developer & Web161

Developer utilities, networking, web debugging, and automation helpers

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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Games

Wordle Solver

Narrow Wordle answers from ~12,000 five-letter English words using green/yellow/gray clues, ranked by word frequency. Tighten constraints round-by-round in the browser.

Media

Image to Spectrogram Audio

Convert a bitmap image into reconstruction-first audio designed to reappear in a spectrogram, then export the audio and a verification spectrogram preview together.

Text Processing

Word Unscrambler

Unscramble letters into every valid English word. A Scrabble/anagram solver that respects letter counts and filters by length.

Text Processing

Words to Number

Convert English number-words into digits. Handles magnitudes, "and", decimals via "point", and hyphens, replacing the number-run in place.

Design

Image Palette to Design Tokens

Extract a dominant color palette from an image (k-means clustering), then export it as CSS variables, SCSS variables, a Tailwind config, or JSON design tokens — with named colors and an auto-generated shade scale for each

Validation

ISIN Validator

Validate International Securities Identification Numbers (ISO 6166 ISIN) with Luhn check-digit verification, country/issuer prefix and NSIN breakdown.

Network

IP Geolocation

Visualize the geographic location, network (ASN/ISP), timezone, and security posture of any IP address as a rich card report

Development

WebSocket Tester

Connect to any WebSocket (ws:// or wss://) endpoint from your browser, send and receive messages, and inspect open/close/error events with codes — ideal for debugging real-time APIs and sockets

Format Conversion

XML Formatter

Format, beautify and minify XML with configurable indent. Preserves comments and CDATA

Development

ISO 8601 Duration Builder

Convert between natural-language durations and ISO 8601 durations (PnYnMnDTnHnMnS) in both directions with validation of edge cases

Format Conversion

XML Escape / Unescape

Escape and unescape XML special characters (& < > " ') with optional numeric references, slash escaping, and CDATA wrapping

Astronomy

ISS & Satellite Pass Tracker

Predict ISS, Hubble, and representative Starlink passes for a chosen observing point and date