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Browse the tool catalog | Page 246

Search and filter the online tool directory by task, format, and category, then open detailed pages with clear inputs, examples, and execution context. Page 246.

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Math, Date & Finance639

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

Images, Audio & Video600

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

Design & Color294

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

Text & Writing206

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

Developer & Web189

Developer utilities, networking, web debugging, and automation helpers

Conversion & Encoding172

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

Excel Formula Engineering

Absorbance Quantification and Acid-Base Calculations

JSON Structure Surgery

Tabular Data Cleanup, Shaping, and Normalization

Professional Assembly of an Excel Workbook

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Math & Numbers

Margin Calculator

Calculate profit margin, markup, and selling price based on cost and desired margin percentage

Math & Numbers

Markup Calculator

Calculate markup, selling price, and profit based on cost and markup percentage

Data Processing

Log Redactor

Batch redact sensitive data from logs using configurable rules and multiple strategies

Text Processing

Markdown Link Extractor

Extract inline links, reference links, and bare URLs from Markdown documents with basic syntax validation

Text Processing

Markdown List Formatter

Convert each line of text into Markdown list items or numbered lists

Geography

Maidenhead to Coordinates

Convert Maidenhead locator system to latitude and longitude (used by amateur radio operators)

Data Processing

Log Parser - Apache/Nginx Access Log Parser

Parse Apache/Nginx access logs using regex patterns and extract structured data

Validation

MAC Address Validator

Validate MAC addresses and identify vendor information

Media

M4A to MP3 Converter

Convert M4A audio (AAC/ALAC) to MP3 with bitrate, resampling, and channel controls

Text Processing

Markdown Previewer

Convert Markdown to HTML with syntax highlighting and customizable themes

Generator

Lottery Number Generator

Generate random lottery numbers for various countries and lottery types

Format Conversion

Markdown to CSV

Convert Markdown table data to CSV format