37 tools available. No registration required.
DNS Mapper
Map DNS infrastructure with visual network graphs, subdomain discovery, and ASN lookup
Phishing Checker
Analyze URLs, domains, and content for phishing indicators and typosquatting
Email Header Analyzer
Analyze email headers for phishing indicators, spoofing, and security threats
Hash Generator & Verifier
Generate and verify cryptographic hashes (MD5, SHA-256, SHA-512, and more)
CIDR Calculator
Calculate IP ranges, subnets, and network addressing for infrastructure planning
IOC Defanger
Safely defang and refang malicious indicators for secure SOC sharing
JWT Decoder
Decode and analyze JSON Web Tokens for security issues and debugging
Password Generator
Generate cryptographically secure passwords and passphrases with entropy analysis
Base64 Converter
Encode and decode Base64 text and files with URL-safe variant support
JSON Formatter
Validate, format, and beautify JSON with syntax highlighting and tree view
IP Info
Analyze IPv4/IPv6 addresses with binary representation and range detection
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa
Regex Tester
Test regular expressions with highlighting, pattern library, and ReDoS protection
HTTP Request Builder
Build HTTP requests and export as cURL, fetch, Python, PHP, and more
Diff Tool
Compare two texts with side-by-side diff and unified format output
CSV Converter
Parse CSV/TSV data and convert to JSON, SQL, HTML, or Markdown tables
Character Encoder
Encode text to Hex, Binary, URL, HTML entities, and Unicode escapes
QR Code Generator
Generate QR codes for URLs, WiFi, contacts, and more with custom colors
Color Converter
Convert colors between HEX, RGB, HSL, CMYK with WCAG contrast checker
Markdown Preview
Write Markdown with live preview and export as HTML or Markdown file
Text Statistics
Analyze text for word count, readability scores, and keyword density
Cron Parser
Parse cron expressions, see next run times, and build schedules visually
Certificate Decoder
Decode SSL/TLS certificates to view subject, issuer, validity, and extensions
SQL Formatter
Format, beautify, and minify SQL queries with syntax highlighting
Unix Permissions Calculator
Calculate Unix/Linux file permissions (chmod) with visual editor
User Agent Parser
Parse browser user agent strings to extract browser, OS, and device information
UUID Generator
Generate and validate UUIDs (v1, v4) with bulk generation support
URL Parser
Parse URLs into components, encode/decode, and build URLs from parts
Bcrypt Generator
Hash passwords with bcrypt and verify existing hashes securely
MAC Address Lookup
Look up MAC address vendor/manufacturer from OUI database
Security Headers Checker
Analyze HTTP security headers of any website with scoring and recommendations
Robots.txt Analyzer
Parse and analyze robots.txt files with URL testing and validation
CSP Builder
Build Content-Security-Policy headers with visual interface and presets
String Case Converter
Convert text between camelCase, snake_case, kebab-case, PascalCase, and more
MIME Type Lookup
Look up MIME types by file extension for correct Content-Type headers
Subnet Calculator
Calculate subnet information from IP/CIDR with network address, broadcast, and host range
Favicon Generator
Generate favicons from text, emojis, or solid colors in multiple sizes