Developer & Utility Tools
Engineering and developer tools built for security and efficiency. Generate credentials, validate formats, and convert data representations entirely on your device.
Available Developer & Utility Tools (15)
Password Generator
Generate strong, randomized passwords using customizable lengths, uppercase and lowercase letters, numbers, and optional special symbols to protect accounts.
Password Strength Checker
Test password strength, estimate entropy bits, and identify vulnerabilities such as dictionary words, repeated patterns, and short lengths.
Unit Converter
Convert measurements across length, mass, temperature, area, volume, and speed units with immediate two-way conversions and exact conversion factors.
Color Picker + HEX/RGB/HSL Converter
Pick, inspect, and convert color codes between HEX, RGB, HSL, and CMYK formats with live color palette previews.
Aspect Ratio Calculator
Calculate aspect ratios, find missing image or video dimensions, and verify proportions for common formats like 16:9, 4:3, and 1:1.
Binary to Text Converter
Convert plain text strings to binary code and decode 8-bit binary byte sequences back into human-readable ASCII characters in real time.
Base64 Encoder / Decoder
Encode plain text into Base64 strings or decode Base64 data into readable UTF-8 text for web APIs and data transmission.
Word to PDF (basic)
Convert text documents and typed notes into downloadable, print-ready PDF files with clean formatting directly in your browser.
QR Code Generator
Create customized QR codes for website URLs, plain text, Wi-Fi networks, and contact details with downloadable high-resolution PNG images.
UUID / Random ID Generator
Generate standard UUID version-4 identifiers with cryptographic randomness in bulk or single formats for database keys and system development.
Dice Roller
Roll virtual polyhedral dice including D4, D6, D8, D10, D12, D20, and D100 with custom modifiers and statistical roll tracking.
JSON Formatter
Format, validate, and beautify JSON data with custom indentation to make nested structures easier to read, inspect, and share.
Hash Generator
Generate cryptographic hash digests from text strings or files using MD5, SHA-1, SHA-256, and SHA-512 algorithms directly in your browser.
Regex Tester
Test regular expressions against sample strings with real-time match highlighting, regex flag toggles, and detailed capture group breakdown displays.
EV Charging vs Gas Cost Calculator
Calculate annual driving fuel costs and potential savings of an Electric Vehicle (EV) compared to a gasoline vehicle over time.