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Browse the tool catalog | Page 243

Search and filter the online tool directory by task, format, and category, then open detailed pages with clear inputs, examples, and execution context. Page 243.

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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

Matrix Inverse Calculator

Compute the inverse of a square matrix using Gauss-Jordan elimination and report when inversion is impossible

Math & Numbers

Matrix Multiplication Calculator

Multiply two matrices and return the product with dimension checks and optional step explanations

Math & Numbers

Matrix Calculator

Perform core matrix operations including addition, multiplication, inverse, determinant, trace, and rank

Math & Numbers

Miles to KM

Convert miles to kilometers with configurable decimal precision

Math & Numbers

Meter to Feet

Convert meters to feet with configurable decimal precision

Document Tools

Markdown Slide Deck to PDF

Convert a Markdown slide deck (Remark/Marp style) into a PDF

Astronomy

Meteor Shower Predictor

Predict and display information about major annual meteor showers

Data Visualization

Matrix Chart Generator

Generate correlation and comparison matrix charts with color intensity mapping and grid layout

Health

Meditation Timer

A customizable meditation timer with relaxing background music and adjustable duration

Geography

Midpoint Calculator

Calculate the geographic midpoint between two coordinates on Earth

AI Tools

Mediterranean Diet Meal Planner

Generate personalized 7-day Mediterranean diet meal plans with complete nutritional analysis and shopping lists

Data Visualization

Milestone Chart Generator

Generate project milestone charts with timeline nodes and key achievement points