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Code Formatter

Clean up code indentation, trim whitespace, and normalize line breaks

JSON Validator

Validate JSON syntax and pretty-print with proper indentation

Regex Tester

Test regular expressions with live matching, flags, and match groups

Base64 Encode/Decode

Encode text to Base64 or decode Base64 strings instantly

Markdown Previewer

Write markdown and see live HTML preview side by side

Academic Tools

Word Counter

Count words, characters, sentences, paragraphs, and estimate reading time

GPA Calculator

Calculate GPA on 4.0, 5.0, 7.0, or 10.0 scale with multiple courses

CGPA to Percentage

Convert CGPA to percentage for any grading scale

Citation Generator

Generate APA, MLA, Harvard, and IEEE citations for books, journals, and websites

Number Converter

Convert between Binary, Octal, Decimal, and Hexadecimal number systems

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