Developer Utilities
A collection of useful tools for developers
All Tools (60 tools)
App Icon Generator
Generate app icons for iOS, Android, Web, macOS, and Windows
Base64 Encoder/Decoder
Encode and decode Base64 strings
Bcrypt Hash Generator
Generate and verify bcrypt password hashes securely
BIP32 HD Wallet Key Derivation
Derive hierarchical deterministic wallet keys from seeds or mnemonic phrases
BIP39 Mnemonic Generator
Generate and validate BIP39 mnemonic phrases for cryptocurrency wallets
BIP44 Multi-Account Hierarchy
Derive multiple cryptocurrency addresses using BIP44 standard
Case Converter
Convert text between different cases (camelCase, snake_case, etc.)
Code Editor
Online code editor with syntax highlighting and multiple language support
Character Counter
Count characters, words, lines, and analyze text statistics
Color Converter
Convert between HEX, RGB, HSL, and other color formats
Cron Expression Generator
Generate and parse cron expressions with human-readable descriptions
CSS Box Shadow Generator
Create beautiful CSS box shadows with live preview
CSS Flexbox Generator
Visual tool for creating flexible box layouts
CSS Gradient Generator
Create beautiful CSS gradients - linear, radial, and conic
CSS Grid Generator
Visual tool for creating CSS Grid layouts
CSS Minifier
Minify and beautify CSS code
CSV/JSON Converter
Convert between CSV and JSON formats bidirectionally
Text Diff Checker
Compare and find differences between two texts
Docker Compose Generator
Build docker-compose.yml files visually with service editor and templates
Docker Run to Compose Converter
Convert docker run commands to docker-compose.yml format
Email Template Editor
Create and preview HTML email templates with variable support
Docker Compose to Run Converter
Convert docker-compose.yml files to docker run commands
Environment Variables Converter
Convert between .env, JSON, and YAML formats
Grid Overlay Tool
Draw customizable grids on images with zoom and pan support
Hash Generator
Generate MD5, SHA-1, SHA-256, and other hashes
HMAC Generator
Generate HMAC signatures for API authentication
HTML Entity Encoder/Decoder
Encode and decode HTML entities
HTML/Markdown Converter
Convert HTML to Markdown format and vice versa
Image to Base64
Convert images to Base64 data URLs
IP Address Tools
Analyze IPv4/IPv6 addresses, calculate subnets, and convert IP formats
Image to ICO Converter
Convert images to ICO format for favicons and app icons
JavaScript Minifier
Minify and beautify JavaScript code
JSON Formatter
Format, validate, and minify JSON
JSON to TypeScript
Convert JSON objects to TypeScript interfaces or types
JWT Decoder/Encoder
Decode and encode JSON Web Tokens
Lorem Ipsum Generator
Generate placeholder text for designs
Markdown Preview
Preview and edit Markdown in real-time
Markdown Table Generator
Create and edit markdown tables visually
Medium Article Reader
Parse Medium URLs and generate paywall-free reading links
Money to Text Converter
Convert numerical money amounts to written text form
Password Generator
Generate secure random passwords
Placeholder Image Generator
Create custom placeholder images for mockups
QR Code Generator
Generate customizable QR codes with logos, colors, and multiple formats
QR Code Generator (Batch)
Generate multiple QR codes at once from a list
QR Code Scanner
Scan and decode QR codes from images
Regex Tester
Test and debug regular expressions
SEO Meta Tags Generator
Generate SEO meta tags including Open Graph and Twitter Card
SQL Formatter
Format and beautify SQL queries
Text to Speech
Convert text to spoken words using Web Speech API
Timestamp Converter
Convert between Unix timestamps and dates
URL Encoder/Decoder
Encode and decode URL strings
UUID Generator
Generate UUIDs (v1, v4, v5) and GUIDs
XML Formatter
Format, validate, and minify XML
YAML/JSON Converter
Convert between YAML and JSON formats
Number Base Converter
Convert numbers between Binary, Octal, Decimal, and Hexadecimal
Unit Converter
Convert between different units of measurement
Percentage Calculator
Calculate percentages, increases, decreases, and changes
URL Parser
Break down URLs into their components and analyze structure
Open Graph Preview
Preview how your content will look when shared on social media
Link Expander & Analyzer
Analyze shortened URLs and identify link shortener services