Developer Tools
Professional tools for modern development workflows. Find the perfect tool for your next project.
IP Address Finder – What’s My IP (IPv4 & IPv6)
Find your public IP, version, geo, and ISP in one click.
CSV Cleaner & Normalizer
Clean messy CSV files, normalize headers, deduplicate rows, and fix encodings — all in your browser.
Markdown Previewer
Live Markdown editor with split view, code highlighting, math, and Mermaid diagrams.
Responsive Design Tester
Test your website across multiple devices and viewports
API Rate Limiting Calculator
Calculate optimal rate limiting configurations for your APIs
xml Json
Professional xml json tool for developers and data processing
csv Json
Professional csv json tool for developers and data processing
Unit Converter
Convert data, time, length, mass, temperature, and more with precision.
JSON Formatter
Format, validate and beautify JSON data
Cron Expression Builder
Design, validate, and preview cron schedules across dialects.
yaml Json
Professional yaml json tool for developers and data processing
YAML Formatter & Validator
Professional YAML formatting, validation, and schema checking with real-time error reporting and enterprise-grade precision
Regex Tester
Test, debug, and compare regex patterns with live insights
JSON Minify
Minify JSON and remove whitespace
JSON Tree
Explore JSON with interactive tree view
JSON Query
Query JSON with simple JSONPath-like syntax
JSON Schema Validator
Validate JSON against a JSON Schema
JSON Diff
Compare two JSON documents and highlight differences
Password Generator
Generate secure, random passwords with customizable length and character sets.
Base64 Encoder/Decoder
Encode and decode Base64 strings
Hash Generator
Generate various hash types (MD5, SHA1, SHA256)
UUID / GUID Generator
Generate and validate RFC 4122 UUIDs (v1, v4, v5) with professional formatting options.
JWT Decoder & Verifier
Decode, verify, and decrypt JWTs (JWS/JWE) with JWKS
XML Formatter
Format and validate XML documents
URL Encoder/Decoder
Encode and decode URLs
Snake Game
Classic snake game for fun
Timestamp Converter
Convert between timestamps and readable dates
QR Code Generator
Generate QR codes from text or URLs
Color Picker
Pick colors and get hex, RGB, and HSL values
CSS Gradient Generator
Create beautiful CSS gradients with live preview and code generation
CSS Grid/Flexbox Generator
Visual layout builder for CSS Grid and Flexbox with real-time preview
CSS Unit Converter
Professional CSS unit conversion with context-aware calculations
CSS Box Shadow Generator
Create beautiful CSS box shadows with live preview and multiple layers
Base Converter Calculator
Convert numbers between Binary, Octal, Decimal, Hexadecimal, and 30+ number systems
Color Contrast Checker
Check WCAG color contrast compliance for accessibility with instant ratio calculations
Subnet Calculator
Calculate IP subnets with CIDR notation, subnet masks, and network information
World Timezone
Check current time in different timezones
Timezone Converter
Convert times between different timezones with detailed analysis
Date Calculator
Advanced date calculations and manipulations
Text Case Converter
Convert text between different cases
Lorem Ipsum Generator
Generate placeholder text for design mockups
Word Counter
Count words, characters, and paragraphs in text
Text Diff Checker
Compare two texts and highlight differences
HTTP Header Checker – Inspect Response Headers (HTTP/2 & HTTP/3)
Analyze HTTP response headers, security, caching, and CORS policies with detailed insights.
API Response Formatter
Format, inspect, and share JSON/XML API responses with syntax highlighting and tools.
JavaScript Minifier & Beautifier
Minify and beautify JavaScript code with advanced formatting options
CSS Minifier & Beautifier
Minify and beautify CSS code with advanced styling options
HTML Minifier & Beautifier
Minify and beautify HTML code with advanced formatting options
SQL Formatter & Validator
Professional SQL formatting, validation, and optimization with multi-dialect support and enterprise-grade precision
Lucene/Solr Formatter
Format and validate Lucene/Solr queries with syntax highlighting
Impex Formatter
Format and validate SAP Commerce Impex files with proper structure
Impex Converter
Convert between different Impex formats and structures
Flexible Search Query Builder
Build and validate SAP Commerce FlexibleSearch queries
SAP Commerce Groovy Script Library
Comprehensive collection of prebuilt Groovy scripts for SAP Commerce Scripting Console
SAP Commerce Impex Library
Professional SAP Commerce Impex snippet library with enterprise-grade templates for development and administration
REST API Client & Tester Pro
Professional API testing tool with collections, environments, and advanced authentication
Docker Command Builder Pro
Professional Docker command generator with templates and validation
Bundle Analyzer Pro
Professional JavaScript bundle analysis and optimization
Git Commit Message Generator
Professional commit message generator following conventional commits
Image Format Converter
Convert and optimize images between different formats
Image Resizer
Resize and optimize images with precision
Image Cropper
Crop images with precision and professional tools
Image Optimizer & Compressor
Compress and optimize images to reduce file size while maintaining quality
Image Background Remover
Remove backgrounds from images with AI-powered precision
Image Watermarker
Professional image watermarking tool with text, logo, and shape support
JSON to POJO Converter
Convert JSON data to Java POJOs with customizable options and enterprise-grade features
XML to POJO Converter
Convert XML data to Java POJOs with JAXB annotations and enterprise-grade features
Security Headers Checker
Comprehensive HTTP security header analysis and recommendations
SSL Certificate Analyzer
Comprehensive SSL certificate validation and expiration monitoring
GDPR Compliance Checker
Privacy policy and cookie compliance analysis
Kubernetes YAML Validator
Validate, optimize, and secure your Kubernetes manifests
Project Timeline Generator
Create visual project roadmaps and Gantt charts
Age Calculator
Calculate exact age from birthdate with detailed breakdown
Percentage Calculator
Calculate percentages, increase, decrease, and percentage change
BMI Calculator
Calculate Body Mass Index and healthy weight range
tip Calculator
Calculate tip
Loan Calculator
Calculate Loan
mortgage Calculator
Calculate mortgage
GPA Calculator
Calculate GPA
Grade Calculator
Calculate Grade
Discount Calculator
Calculate discounts
compound interest Calculator
Calculate compound-interest
Currency Converter
Convert currencies with real-time exchange rates
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin
Length Converter
Convert between metric and imperial length units
Weight Converter
Convert weight units
Speed Converter
Convert speed units
Area Converter
Convert area units
Volume Converter
Convert volume units
Timezone Converter
Convert times
Duplicate Line Remover
Remove duplicate lines from text with advanced filtering options
Days Until Calculator
Count days until or since any date
Business Days Calculator
Calculate working days between dates
Time Duration Calculator
Calculate time differences between hours
Favicon Generator
Generate favicons
OG Image Generator
OG Image Generator
Logo Placeholder Generator
Logo Placeholder Generator
Color Palette Extractor
Color Palette Extractor
SVG Optimizer
SVG Optimizer
Image to Base64
Image to Base64
HTML Entity Encoder
HTML Entity Encoder
String Reverser
String Reverser
Character Frequency Counter
Character Frequency Counter
Lorem Image Generator
Lorem Image Generator
Text to ASCII Art
Text to ASCII Art
Morse Code Translator
Morse Code Translator
Binary Text Converter
Binary Text Converter
Caesar Cipher
Caesar Cipher
htaccess Generator
htaccess Generator
robots.txt Generator
robots.txt Generator
Meta Tag Generator
Meta Tag Generator
Schema Markup Generator
Schema Markup Generator
HTTP Status Reference
HTTP Status Reference
MIME Type Finder
MIME Type Finder
Crontab Generator
Crontab Generator
Gitignore Generator
Gitignore Generator
SQL Query Builder
SQL Query Builder
Mock Data Generator
Mock Data Generator
DNS Lookup
DNS Lookup
Whois Lookup
Whois Lookup
Page Speed Analyzer
Page Speed Analyzer
Broken Link Checker
Broken Link Checker
Sitemap Generator
Sitemap Generator
Redirect Checker
Redirect Checker
Ping Tool
Ping Tool
ROI Calculator
ROI Calculator
Profit Margin Calculator
Profit Margin Calculator
Tax Calculator
Tax Calculator
Salary Calculator
Salary Calculator
Exchange Fee Calculator
Exchange Fee Calculator
Investment Calculator
Investment Calculator
Retirement Calculator
Retirement Calculator
Depreciation Calculator
Depreciation Calculator
Calorie Calculator
Calorie Calculator
Macro Calculator
Macro Calculator
Water Intake Calculator
Water Intake Calculator
Body Fat Calculator
Body Fat Calculator
Ideal Weight Calculator
Ideal Weight Calculator
Pace Calculator
Pace Calculator
Heart Rate Calculator
Heart Rate Calculator
Random Number Generator
Random Number Generator
Random Color Generator
Random Color Generator
Random Name Generator
Random Name Generator
Random String Generator
Random String Generator
Dice Roller
Dice Roller
Coin Flip
Coin Flip
JSON Path Tester
JSON Path Tester
CSV to SQL
CSV to SQL
Excel Formula Generator
Excel Formula Generator
Data Anonymizer
Data Anonymizer
Sample Data Generator
Sample Data Generator
Pomodoro Timer
Pomodoro Timer
Meeting Cost Calculator
Meeting Cost Calculator
Timezone Meeting Planner
Timezone Meeting Planner
Stopwatch
Stopwatch
Countdown Timer
Countdown Timer
Password Strength Checker
Password Strength Checker
TOTP QR Generator
TOTP QR Generator
Secure Note Sharer
Secure Note Sharer
File Hash Verifier
File Hash Verifier
CSS Minifier
CSS Minifier
JS Obfuscator
JS Obfuscator
HTML Preview
HTML Preview
Markdown to HTML
Markdown to HTML
Email Template Generator
Email Template Generator
JSON to TypeScript Converter
Convert JSON data to TypeScript interfaces and types instantly. Supports nested objects, arrays, optional properties, readonly fields, and export modifiers.
Regex Explainer
Paste any regular expression and get a plain-English explanation of every part. Understand character classes, quantifiers, anchors, groups, lookaheads, and flags instantly.
Markdown Table Generator
Visual table editor that generates clean Markdown table syntax. Add rows and columns, set column alignment, and copy the result instantly.
JWT Generator
Generate and sign JWT tokens with custom headers, payloads, and HMAC signatures
Tailwind CSS Converter
Convert raw CSS to Tailwind CSS utility classes and vice versa. Supports margin, padding, display, flex, grid, colors, typography, borders, and more.
LLM Token Counter
Estimate token counts and API costs for GPT-4, Claude, Gemini, and Llama
Code Screenshot Generator
Create beautiful code screenshots with syntax highlighting, themes, and customizable styles
Cron Expression Explainer
Explain cron expressions in plain English and preview upcoming execution times.
Typing Speed Test
Test your typing speed (WPM) and accuracy with multiple difficulty levels.
Zod Schema Generator
Generate Zod validation schemas from JSON data. Supports nested objects, arrays, mixed types, optional fields, and .describe() annotations.
Docker Compose Validator
Validate docker-compose.yml files, check for common issues, and visualize your service configuration at a glance.
OpenAPI / Swagger Viewer
Render OpenAPI and Swagger specifications as interactive API documentation with endpoint grouping, method badges, parameter tables, and response codes.
Code Diff Viewer
Compare two pieces of text or code and view the differences with syntax highlighting. Supports unified and side-by-side views with line-by-line diff using LCS algorithm.
GraphQL Playground
Write, validate, and explore GraphQL queries, mutations, and schemas with a client-side playground
Env File Validator
Validate .env files, check KEY=VALUE format, find missing and duplicate keys by comparing against .env.example
AI Prompt Builder
Build structured, high-quality prompts for ChatGPT, Claude, Gemini, and other LLMs with templates for code review, bug fixing, testing, and more.
Prisma Schema Generator
Generate Prisma ORM model definitions from JSON data. Detects String, Int, Float, Boolean, DateTime, arrays, and nested objects as separate models.
NPM Package Analyzer
Analyze package.json dependencies for bundle size, issues, and outdated patterns
Git Branch Name Generator
Generate clean, consistent git branch names from ticket numbers and descriptions
Terraform/HCL Formatter
Format and validate Terraform/HCL configuration files with proper indentation and aligned equals signs
Protocol Buffer Converter
Two-way conversion between Protocol Buffer definitions and JSON Schema
CORS Tester
Test Cross-Origin Resource Sharing (CORS) headers for any URL and diagnose cross-origin issues
Accessibility Checker
Check HTML for common WCAG accessibility issues including missing alt text, form labels, heading hierarchy, and ARIA attributes
URL Parser
Parse and analyze URLs into individual components with query parameter extraction
Chmod Calculator
Visual Unix file permissions calculator with octal and symbolic notation
HTML to Markdown Converter
Convert HTML content to clean Markdown syntax with table, code block, and list support
Aspect Ratio Calculator
Calculate and convert aspect ratios for images, video, and responsive design
Slug Generator
Generate URL-friendly slugs from text with transliteration and customizable separators
CSP Header Generator
Build Content Security Policy headers with an interactive visual builder
Text Encrypt/Decrypt
Encrypt and decrypt text with AES-256-GCM using the Web Crypto API — entirely in your browser
Nginx Config Generator
Generate production-ready Nginx server configurations with SSL, gzip, caching, and security headers
TOML Formatter & Validator
Format, validate, and convert TOML configuration files with JSON export
XPath Tester
Test XPath expressions against XML data with instant result display
Curl Command Converter
Convert curl commands to code in JavaScript, Python, Go, PHP, Java, and C#
JSON Key Sorter
Sort JSON object keys alphabetically with recursive nested support
Border Radius Previewer
Visual CSS border-radius editor with live preview, presets, and copy-ready CSS
Base Encoding Converter
Convert text between Base32, Base58, Base62, Base64, and Hexadecimal encodings with instant encode and decode.
IP Address Converter
Convert IPv4 addresses to decimal, binary, hexadecimal, integer, and octal formats. Identify IP class and network type.
SSH Config Generator
Generate ~/.ssh/config entries for your SSH hosts with support for ProxyJump, ForwardAgent, and custom identity files.
Color Blindness Simulator
Simulate how colors appear to people with different types of color vision deficiency including protanopia, deuteranopia, tritanopia, and achromatopsia.
DNS Record Generator
Build DNS zone records interactively with support for A, AAAA, CNAME, MX, TXT, NS, SRV, and CAA record types. Output in BIND zone file format.
Regex Library
A searchable collection of 40+ common regular expression patterns organized by category for quick reference and reuse.
Unicode Character Lookup
Search and browse Unicode characters with code points, HTML entities, CSS and JavaScript escape codes.
CSS Animation Generator
Visual CSS animation keyframe builder with live preview and preset animations.
Barcode Generator
Generate Code128 barcodes from text with customizable dimensions and download as PNG.
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