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BROWSE BY CATEGORY (246 TOOLS)

Developer Tools

JSON formatters, SQL beautifiers, JWT debuggers, regex inspectors, hash generators, UUIDs, and cURL converters.

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Base64 Encoder & Decoder

Encode and decode UTF-8 text to and from Base64.

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Code to Image Snippet Card Maker

Turn pasted code into a styled shareable PNG snippet card.

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Color Code Converter (HEX, RGB, HSL, CMYK)

Convert between HEX, RGB, HSL, and CMYK color codes.

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Color Palette & WCAG Contrast Checker

Calculate WCAG 2.1 AA/AAA color contrast ratios.

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Cron Expression Explainer & Schedule Planner

Explain cron expressions in plain English and calculate schedules.

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CSS Formatter & Beautifier

Format and beautify compressed CSS into clean, readable code.

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CSS Minifier & Compressor

Minify CSS to shrink file size or beautify minified styles.

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CSV to JSON Converter

Convert CSV spreadsheets into structured JSON arrays.

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cURL to JavaScript Fetch Converter

Convert cURL command lines to JS fetch() and Axios code.

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Fake Name & Identity Generator

Generate random realistic mock user profiles for developer testing.

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Hash Generator (MD5, SHA-256, SHA-512)

Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes.

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HEX to RGB Converter

Convert hexadecimal web colors into CSS rgb() and rgba().

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HTML Entity Encoder & Decoder

Encode and decode HTML entities and symbols.

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HTML Formatter & Beautifier

Format and indent messy HTML code or minify for production.

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HTML Minifier & Compressor

Strip comments and whitespace from HTML markup.

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JavaScript Formatter & Beautifier

Beautify and unpack minified JavaScript code.

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JavaScript Minifier & Compressor

Compress and minify JavaScript code for production deployment.

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JSON Formatter & Validator

Format, minify, and validate JSON with error line detection.

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JSON Minifier & Compressor

Compress JSON data into a single lightweight line.

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JSON to CSV Converter

Convert JSON arrays into downloadable CSV spreadsheet files.

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JWT (JSON Web Token) Debugger

Decode and inspect JWT headers, payloads, and expiration.

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Live HTML Viewer & Code Inspector

Interactive live HTML editor with responsive split preview.

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Markdown Live Editor & HTML Previewer

Live two-pane Markdown editor with instant formatted HTML preview.

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Regex Tester & Match Inspector

Test regular expressions with capture groups and cheat sheet.

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RGB to HEX Converter

Convert red, green, and blue color channels into 6-digit HEX codes.

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SQL Query Formatter & Beautifier

Format and beautify SQL queries with capitalized keywords.

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Test Credit Card Generator (Luhn Valid)

Generate Luhn-valid dummy test card numbers for software QA.

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Timestamp & ISO Date Converter

Convert between human dates, ISO 8601, and Unix timestamps.

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Unix Time Converter (Epoch Time)

Convert Epoch timestamps into UTC, GMT, and local timezones.

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URL Encoder & Decoder

Percent-encode and decode query parameters and URLs.

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UUID / GUID Generator

Generate random UUID v4 and bulk GUID identifiers.