26 tools available

Developer
Tools

Encode, decode, format, and transform your data. Zero server uploads. Everything runs locally.

Private

Browser-only processing

Fast

Instant results

Free

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All Tools

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JSON / Data Tools

Format, validate, and convert JSON and data formats

JSON Tool

All-in-one JSON tool: format, validate, convert (YAML/XML/CSV), search with JSONPath, tree view, and encode/decode

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JWT Decoder

Decode and inspect JWT tokens - view header, payload, and signature

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Encoding / Encryption Tools

Encode, decode, hash, and encrypt data

Encoding Tool

Encode and decode with Base64, URL encoding, and HTML entities

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Hash Tool

Generate MD5, SHA-1, SHA-256, SHA-512, HMAC, and Bcrypt hashes

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Crypto Tool

AES encryption/decryption and secure password generation

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ID Generator

Generate UUID v1/v4, ULID, and NanoID unique identifiers

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Text & String Tools

Manipulate, transform, and analyze text

Text Transform Tool

Convert text case (camelCase, snake_case, etc.), generate slugs, and reverse text

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Line Tool

Remove duplicate lines and sort lines alphabetically or numerically

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Text Diff Checker

Compare two texts and highlight differences

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Word Counter / Character Counter

Count words, characters, sentences, and paragraphs

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Text to Binary / Binary to Text

Convert text to binary representation and vice versa

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Find & Replace Tool

Find and replace text with regex support

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Lorem Ipsum Generator

Generate placeholder lorem ipsum text

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Time / Date Tools

Convert and manipulate dates and timestamps

Time Tool

Unix timestamp converter, timezone converter, and time calculator

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Countdown Timer Generator

Create countdown timers for events

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Cron Expression Parser

Parse and explain cron expressions in human-readable format

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Developer / HTTP Tools

Tools for developers and HTTP debugging

Regex Tester

Test regular expressions with explanation and highlighting

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HTTP Request Builder

Build and test HTTP requests (client-side fetch)

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cURL → fetch / axios Converter

Convert cURL commands to JavaScript fetch or axios code

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User Agent Parser

Parse and analyze user agent strings

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IP Address Lookup

Look up information about IP addresses

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Port Checker

Check if ports are open (simulation)

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MIME Type Lookup

Look up MIME types for file extensions

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Web / HTML / CSS Tools

Tools for web design and CSS generation

CSS Tool

Color picker, gradient generator, box shadow, and border radius generators

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Responsive Checker

Preview websites at different screen sizes

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Meta Tags Generator

Generate SEO meta tags for websites

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