Converters

A curated list of 17 free browser-based tools for Converters tasks. Processing runs 100% locally in your browser memory for maximum privacy.

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JSON to CSV Converter

Convert JSON arrays of objects to CSV files and vice versa locally.

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Base64 File Converter

Encode binary files (images, PDFs, audio) to Base64 or decode Base64 back to files.

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CSS Glassmorphism Generator

Design and preview premium frosted-glass styles, then copy CSS or Tailwind code.

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YAML ↔ JSON Converter

Convert YAML configuration text to JSON and vice versa client-side.

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URL Encoder & Decoder

Quickly encode and decode URLs using RFC 3986 percent-encoding rules.

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JWT Decoder

Decode and inspect JSON Web Token (JWT) headers, payloads, and validation dates.

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Number Base Converter

Convert numbers between decimal, binary, octal, and hex bases.

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Unit Converter

Convert length, weight, temperature, and area units.

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Volume Converter

Convert liters, gallons, milliliters, cups, and fluid ounces.

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Speed Converter

Convert speed between mph, km/h, m/s, and knots.

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Data Storage Converter

Convert data units between Bytes, KB, MB, GB, and TB.

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Roman Numeral Converter

Convert decimal numbers to Roman numerals and vice versa.

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Number to Words

Convert numerical figures into clean, written English word formats.

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Color Format Converter

Directly convert color coordinates between HEX, RGB, and HSL formats.

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QR Code Generator

Generate high-quality QR codes for URLs, WiFi, or text.

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Percentage Calculator

A clean utility to compute percentages, markups, discounts, and delta changes.

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File Checksum / Hash Comparator

Compute MD5, SHA-1, and SHA-256 hashes locally to verify file integrity.