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🔐 Base64 Encoder / Decoder
🔗 URL Encoder / Decoder
🎫 JWT Decoder
📄 HTML Entity Converter
🔤 Unicode Converter
⚡ Hex ↔ ASCII Converter
✏️ String Escape / Unescape

🔢 Number Base Converter
🔀 Float ↔ Hex Converter
🌍 IP ↔ Integer Converter
🎨 Color Code Converter
📊 Excel ↔ JSON Converter
📝 Markdown ↔ HTML Converter

{ } JSON Formatter & Validator
🌳 JSON Visualizer
🔍 JSONPath Tester
✅ JSON Schema Validator
📋 XML Formatter
🔄 YAML ↔ JSON Converter
📑 CSV ↔ JSON Converter
🗃️ SQL Formatter
↔️ Text Diff Tool
🔎 Regex Tester
🕵️ Data Anonymizer

🖍️ Syntax Highlighter
⚡ JavaScript / TypeScript Formatter
📦 Code Minifier / Beautifier
🎯 CSS Specificity Calculator
📏 Bundle Size Analyzer
💀 Dead Code Detector
📊 Minification Comparison Tool

🧜 Mermaid Diagram Editor
🌱 PlantUML Diagram Editor
📖 Markdown Preview
🎨 Color Picker
⭐ Favicon Generator
🗜️ Image Compressor
🖼️ Placeholder Image Generator
🎭 ASCII Art Generator

#️⃣ Hash Generator
🔏 HMAC Calculator
🔑 Bcrypt Hash Generator
🆔 UUID Generator
🔐 Password Generator
💪 Password Strength Meter
🕵️ Git Secret Scanner

📡 HTTP Request Generator
🔌 WebSocket Client
⚙️ cURL ↔ HTTP Converter
◈ GraphQL Query Builder
📋 OpenAPI / Swagger Validator
🎭 API Response Mock Generator
📮 Postman Collection Converter
🏭 Mock Data Generator
📁 MIME Type Lookup
🖥️ User Agent Parser
📊 HTTP Status Code Reference

⏱️ Unix Timestamp Converter
📅 ISO 8601 Date Formatter
🌍 Timezone Converter
⏰ Epoch Milliseconds Converter
🗓️ Date Calculator
⚙️ Cron Expression Parser
🏗️ Crontab Builder

📍 IP Address Lookup
🔢 CIDR Calculator
🌐 DNS Lookup

🔀 Git Diff Viewer
🚫 .gitignore Generator
✅ Commit Message Validator

📊 Barcode Generator
◼ QR Code Generator
📄 Lorem Ipsum Generator
🎲 Random String Generator
📐 Unit Converter

🏓 Pong
✂️ Rock Paper Scissors
🐍 Snake
🎮 Tetris

Visual & Diagram Tools › Placeholder Image Generator

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Placeholder Image Generator

Generate custom placeholder images with specific dimensions, colors, and text. No signup needed.