Essential Dev Tools
Stop writing scratch scripts. Format code, encode data, and generate secure hashes directly in your browser. Fast, offline-capable, and secure.
Formatters & Validators
JSON Formatter
Format, validate, and beautify your JSON data with syntax highlighting.
HTML Formatter
Format and beautify messy HTML code with proper indentation and nesting.
CSS Formatter
Format and organize CSS stylesheets with proper indentation and property sorting.
SQL Formatter
Format SQL queries for better readability, debugging, and collaboration.
XML Formatter
Format and validate XML documents with proper structure and indentation.
Regex Tester
Test, debug, and learn regular expressions with real-time highlighting.
REST API Tester
Online client-side REST API tester to send requests (GET, POST, PUT, DELETE) and debug responses instantly.
INI Formatter & Validator
Format, validate, and organize INI configuration files with proper section spacing and key sorting.
PHP Beautifier & Formatter
Format and beautify messy PHP code blocks with custom indentation and bracket styling options.
Java Beautifier & Formatter
Beautify and format Java source code files online with standard indentation and bracket configurations.
Kotlin Beautifier & Formatter
Format and beautify Kotlin code blocks online with modern indentation standards.
OPML Beautifier & Minifier
Beautify or minify OPML outline lists and XML feeds with neat indentation.
Encoders & Decoders
Base64 Encoder/Decoder
Convert text or files to Base64 and back. Secure, fast, and local.
URL Encoder/Decoder
Encode special characters for use in URLs, or decode encoded URLs.
HTML Encoder/Decoder
Convert special characters to HTML entities and back to prevent XSS and rendering issues.
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) payload and header without a secret key.
BBCode to HTML Converter
Convert forum BBCode tags into standard, responsive HTML elements instantly.
YAML to JSON/XML Converter
Convert complex YAML configuration strings into structured JSON or XML formats.
User Agent Parser
Extract exact browser name, OS, engine, and device brand details from any User Agent string.
URL Parser & Analyzer
Break down complex URLs to inspect hostname, protocol, path, parameters, and query strings.
Generators
CSS Tools
CSS Gradient Generator
Visually create beautiful CSS linear, radial, and conic gradients.
Box Shadow Generator
Generate complex CSS box-shadow values with a real-time visual preview and multiple layers.
Border Radius Generator
Create complex and organic CSS border-radius values visually with 8-point control.
CSS Tools
CSS Gradient Generator
Visually create beautiful CSS linear, radial, and conic gradients.
Box Shadow Generator
Generate complex CSS box-shadow values with a real-time visual preview and multiple layers.
Border Radius Generator
Create complex and organic CSS border-radius values visually with 8-point control.
JSON Tools
Network & Security
Internet Speed Test
Test your download, upload, and latency (ping) instantly.
IP Address Calculator
Calculate network ranges, broadcast addresses, wildcard masks, and hosts for any IP sub-class.
IPv4 Subnet Calculator
Calculate subnet structures, CIDR allocations, subnet masks, and usable host counts.
CIDR to IP Range Converter
Convert Classless Inter-Domain Routing (CIDR) blocks into individual starting and ending IP addresses.
MAC Address Generator
Generate standard random MAC addresses with custom prefixes, casing, and separator styling.
IPv4/IPv6 Address Generator
Generate bulk random IPv4 and IPv6 network addresses for testing and configurations.
Chmod Calculator
Generate Linux directory permission octal values visually with tick controls (Read, Write, Execute).
MAC to IPv6 Converter
Convert standard hardware MAC addresses to modern IPv6 link-local (EUI-64) addresses.
Cron Expression Generator
Build schedule cron expressions visually and get direct human-readable schedule summaries.