Free Online Tools

Professional-grade cybersecurity and developer tools that run entirely in your browser. No signup, no data collection, no limits.

40+
Free Tools
100%
Client-Side
0
Data Collected

🔒 Security Tools

🔒
Password Strength Checker
Analyze password entropy, crack time, and security score
🔑
Password Generator
Generate cryptographically secure random passwords
#️⃣
Hash Generator
MD5, SHA-1, SHA-256, SHA-512 for text & files
🔐
AES Encryption/Decryption
Military-grade AES-256 encryption for sensitive data
🎫
JWT Decoder
Decode and inspect JSON Web Tokens
🛡️
CSP Header Generator
Generate Content Security Policy headers
📋
Security Headers Checker
Analyze HTTP security headers of any website
🔏
SSL Certificate Checker
Check SSL/TLS certificate details and expiration
🎣
Phishing URL Detector
Analyze URLs for phishing indicators
🔡
Punycode & IDN Converter
Analyze Internationalized domains for attacks

🌐 Network Tools

🌐
IP Address Lookup
Geolocation, ISP, timezone for any IP address
📡
DNS Lookup
Query DNS records (A, AAAA, MX, TXT, NS, CNAME)
🔎
WHOIS Lookup
Domain registration and ownership information
🧮
Subnet Calculator
Calculate network addresses, broadcast, and host ranges
📊
CIDR Calculator
Convert between CIDR notation and IP ranges
💻
MAC Address Lookup
Identify manufacturer from MAC address
📶
Bandwidth Calculator
Calculate download/upload time and bandwidth
🚪
Port Number Reference
Common TCP/UDP ports and their services

📝 Encoding & Conversion Tools

📝
Base64 Encoder/Decoder
Encode/decode Base64 text and files
🔗
URL Encoder/Decoder
Percent-encode URLs and decode encoded strings
🏷️
HTML Entity Encoder
Encode/decode HTML entities and special characters
🔢
Binary/Hex/Decimal Converter
Convert between number systems
📻
Morse Code Translator
Convert text to Morse code and back
🔄
ROT13 Cipher
Encode/decode text with ROT13 substitution
🔤
ASCII/Text Converter
Convert between ASCII codes and text
🔡
Hex to Text Converter
Convert hexadecimal strings to readable text

✏️ Text Utilities

📝
Case Converter
Change text between upper, lower, camel, snake case
🔢
Word & Character Counter
Analyze text length, structure, and reading time
📜
Lorem Ipsum Generator
Generate placeholder text for design and layout
📄
Markdown Previewer
Render Markdown to HTML in real-time

⚙️ Developer Tools

📋
JSON Formatter & Validator
Beautify, minify, validate, and fix JSON
📄
XML Formatter
Format and validate XML documents
🔍
Regex Tester
Test regular expressions with real-time highlighting
Cron Expression Generator
Build and validate cron job schedules
🆔
UUID Generator
Generate UUID v4 identifiers in bulk
Timestamp Converter
Convert Unix timestamps to dates and back
🔧
Chmod Calculator
Calculate Linux file permissions
🖥️
User Agent Parser
Parse and analyze browser user agent strings
📊
CSV to JSON Converter
Convert CSV data to JSON objects
📉
JSON to CSV Converter
Convert JSON arrays to CSV format

🚀 SEO & Web Tools

🏷️
Meta Tag Generator
Generate SEO-optimized meta tags for your pages
🤖
Robots.txt Generator
Create robots.txt files for search engine crawlers
👁️
Open Graph Preview
Preview how your links appear on social media
📱
QR Code Generator
Generate QR codes for URLs, text, and more
🗺️
Sitemap Generator
Create XML sitemaps for search engines
⚙️
.htaccess Generator
Generate Apache .htaccess rules

📧 Email Security Tools

📧
Email Header Analyzer
Analyze email headers for security and routing
📬
SPF Record Generator
Create SPF DNS records for email authentication
🔑
DKIM Record Generator
Generate DKIM DNS records for email signing
🛡️
DMARC Record Generator
Create DMARC policies for email protection

Why Use BroadChannel Tools?

BroadChannel provides a comprehensive suite of 50+ free online tools designed for cybersecurity professionals, developers, writers, and IT administrators. Every tool is built with privacy in mind — all processing happens in your browser, meaning your data never leaves your device.

Key Features

Who Uses These Tools?