4llTools48 tools · everything runs in your browser

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Index of all tools

Calculator 4

CHMOD Permission Calculator Date Calculator Loan Calculator Percentage Calculator

Convert 3

CSV ↔ JSON Unit Converter YAML ↔ JSON ↔ TOML Converter

Design 4

Aspect Ratio & Screen Calculator Box-Shadow & Gradient Generator Color Converter SVG Optimizer

Developer 16

Base64 Encode / Decode CRON Expression Generator & Parser CSS ↔ Tailwind Converter HTML Entities JSON Formatter JWT Decoder Minifier / Beautifier (JS & CSS)Mock Data Generator Number Base Converter Regex Tester Regex Visualizer & Explainer SemVer Calculator SQL Formatter & Query Checker Timestamp Converter URL Encode / Decode UUID Generator

Image 2

EXIF / Metadata Remover Image Resizer & Compressor

Network 4

CORS & Security Header Checker cURL to Code Converter HTTP Status Code Reference Subnet & CIDR Calculator

Scan & Code 2

QR Code Generator QR Code Reader

Security 5

Bcrypt Hash Generator & Checker Hash Generator HMAC Generator & Verifier Password Generator RSA Key Pair Generator

Text 7

Case Converter Line Tools Lorem Ipsum Generator Markdown Preview Slug Generator Text Diff Word Counter

Utility 1

Stopwatch & Timer

Sl

All tools / Text

Slug Generator

Turn a title into a clean URL slug.