Developer

79 tools · JSON, encoding, security, code, and web utilities for developers.

Format and beautify JSON.

JSON Beautifier

Pretty-print JSON with indentation.

Validate JSON and show errors.

Minify JSON into a compact string.

Browse JSON as a readable tree.

Convert JSON arrays to CSV.

Convert CSV text to JSON.

Convert JSON to YAML.

Convert YAML to JSON.

Convert JSON to XML.

Convert XML to JSON.

JSON to TypeScript

Infer TypeScript types from JSON.

Infer Zod schemas from JSON.

JSON to Prisma Schema

Infer Prisma models from JSON.

JSON to GraphQL Types

Infer GraphQL types from JSON.

JSON to Go Struct

Infer Go structs from JSON.

JSON to Python Dataclass

Infer Python dataclasses from JSON.

JSON to Java Class

Infer Java classes from JSON.

Sort object keys alphabetically.

Compare two JSON documents.

Encode text to Base64.

Decode Base64 to text.

Encode text for URLs.

Decode URL-encoded text.

Escape HTML entities.

Unescape HTML entities.

Unicode Converter

Convert text to Unicode code points.

ASCII Converter

Convert text to ASCII codes.

Generate a UUID v4.

UUID Bulk Generator

Generate many UUIDs at once.

NanoID Generator

Generate URL-safe NanoIDs.

Random String Generator

Generate random strings.

Password Generator

Generate strong passwords.

Generate hashes with common algorithms.

Generate an MD5 hash.

SHA-1 Generator

Generate a SHA-1 hash.

SHA-256 Generator

Generate a SHA-256 hash.

SHA-512 Generator

Generate a SHA-512 hash.

Generate an HMAC signature.

Decode a JWT without verifying authenticity.

Test regular expressions against sample text.

Regex Generator Helper

Build common regex patterns.

Cron Expression Generator

Build cron schedules visually.

Cron Expression Parser

Parse cron expressions.

Cron Expression Explainer

Explain cron expressions in plain English.

Unix Timestamp Converter

Convert Unix timestamps.

Epoch Converter

Convert epoch times and dates.

Format SQL queries.

Format HTML markup.

Format CSS stylesheets.

JavaScript Formatter

Format JavaScript code.

TypeScript Formatter

Format TypeScript code.

Format XML documents.

JavaScript Minifier

Minify JavaScript.

Format YAML documents.

Markdown Preview

Preview Markdown as HTML.

Markdown to HTML

Convert Markdown to HTML.

HTML to Markdown

Convert HTML to Markdown.

Markdown Table Generator

Build Markdown tables.

Color Converter

Convert HEX, RGB, HSL, and HSV colors.

CSS Gradient Generator

Build CSS gradients visually.

Box Shadow Generator

Generate CSS box-shadow values.

Border Radius Generator

Generate CSS border-radius values.

CSS Clamp Generator

Generate CSS clamp() values.

Convert rem units to pixels.

Convert pixels to rem units.

HTTP Status Code Lookup

Look up HTTP status codes.

MIME Type Lookup

Look up MIME types by extension.

User Agent Parser

Parse user agent strings.

Parse URLs into parts.

Query String Parser

Parse query strings into keys and values.

Query String Builder

Build query strings from pairs.

IP Address Validator

Validate IPv4 and IPv6 addresses.

IPv4 to Decimal

Convert IPv4 to decimal.

Decimal to IPv4

Convert decimal to IPv4.

CIDR Calculator

Calculate CIDR network ranges.

Subnet Calculator

Calculate subnet masks and ranges.