All-in-One Tools Collection

A broad collection of online tools for development, AI, design, and productivity tasks.

Showing page 91 of 133 (12 tools on this page)

Date Adder

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

Utilities Use Tool →

Text File Searcher

Search for text patterns in files with advanced options (regex, case-sensitive, whole word, etc.)

Utilities Use Tool →

Working Days Calculator

Calculate working days between two dates, excluding weekends and holidays

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Text File Analyzer

Comprehensive analysis of text files including statistics, encoding, line counts, and content patterns

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UUID Validator

Validate UUID format, detect version, and analyze UUID structure including variant, timestamp, and node information

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ASCII Art Generator

Convert text to ASCII art using various fonts and styles

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CSV Transformer

Transform and process CSV data with column operations, calculations, and data type conversions. Supports renaming columns, adding calculated columns, removing columns, converting data types, calculating values, and filtering rows. Operation examples: • Rename column: [{"type": "rename", "column": "old_name", "new_name": "new_name"}] • Add calculated column: [{"type": "add_column", "new_column": "total", "formula": "price * quantity"}] • Remove column: [{"type": "remove_column", "remove_column": "column_to_remove"}] • Convert data type: [{"type": "convert_type", "convert_column": "age", "target_type": "number"}] • Calculate values: [{"type": "calculate", "target_column": "total", "expression": "price * tax + shipping"}] • Filter rows: [{"type": "filter_values", "filter_column": "status", "operator": "equals", "value": "active"}]

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Text File Replacer

Find and replace text in files with support for regex, multiple patterns, and backup creation

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Barcode Generator

Generate CODE128 barcode from text with fixed dimensions

Generator Use Tool →

Roman Numeral Converter

Convert between Arabic numbers and Roman numerals with validation and detailed results

Math & Numbers Use Tool →

CSV Filter

Filter CSV data by column values with multiple conditions and operators. Supports 12 filter operators including equals, contains, greater_than, less_than, and empty value checks. Additional Filters examples: [{"column": "age", "operator": "greater_than", "value": "25"}] [{"column": "status", "operator": "equals", "value": "active"}, {"column": "score", "operator": "greater_equal", "value": "80"}] [{"column": "name", "operator": "contains", "value": "john"}, {"column": "email", "operator": "is_not_empty"}]

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Time Zone Converter

Convert time between different time zones around the world

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