⭐ Featured Tools
Hand-picked by the STARVO team
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Most Popular
Top Tools
The most-used tools by developers and designers
Password Generator
Generate cryptographically strong, random passwords instantly in your browser. No data ever leaves your device.
QR Code Generator
Generate QR codes instantly from any text, URL, or data. Download as PNG.
JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting.
Base64 Encoder
Encode and decode Base64 strings instantly. Supports text, URLs, and data.
UUID Generator
Generate RFC-4122 compliant UUIDs (v1, v4) instantly.
Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 cryptographic hashes instantly using the browser's Web Crypto API.
Url Encoder
Encode and decode URLs instantly. Handles special characters, query strings, and full URIs.
MD5 Generator
Generate MD5 hashes from any text input. Pure client-side — nothing is sent to a server. Supports uppercase output and live hashing.
Color Contrast Checker
Check WCAG 2.1 color accessibility contrast ratios. Instantly see AA and AAA compliance for normal and large text. Live preview with real text samples.
Image Compressor
Compress JPG, PNG and WebP images entirely in your browser. No uploads, no server.
Timestamp Converter
Convert between Unix timestamps, ISO dates, and human-readable formats
Regex Tester
Test regular expressions with live highlighting. Supports global, case-insensitive and multiline flags with match details.
JWT Decoder
Decode and inspect JWT tokens. View header, payload and signature without verification. 100% client-side.
Word Counter
Count words, characters, sentences and paragraphs. Estimate reading and speaking time.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case and more.
BMI Calculator
Calculate your Body Mass Index (BMI) with metric or imperial units. View BMI category.
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