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Professional-grade tools for developers, designers, and IT professionals. No accounts. No tracking. No limits.

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Professional utilities organized by function. No accounts required, no data collection.

DNS & Network Tools

Domain lookups, IP analysis, and network diagnostics

DNS Lookup

Perform comprehensive DNS record lookups for any domain including A, AAAA, MX, NS, TXT, and WHOIS information

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My IP Address

View your current public IP address, location, ISP information, and connection details

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SSL Certificate Checker

Verify SSL certificates, check expiration dates, and analyze security configurations for any website

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Subnet Calculator

Calculate network addresses, subnet masks, CIDR notation, and IP ranges for network planning

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Analyze HTTP header

Analyze HTTP headers for any website to check security, caching, and server information.

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MAC Address Generator

Generate random MAC addresses instantly for virtual machines, network testing, and development

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Developer Tools

Code formatters, validators, and development utilities

JSON Formatter

Format, validate, and beautify JSON data with syntax highlighting and error detection

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Text Encoder/Decoder

Encode and decode text in various formats including Base64, URL encoding, HTML entities, and more

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File Format Converter

Convert between different file formats including CSV to JSON, XML transformations, and data format conversions

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Hash Generator

Generate MD5, SHA1, SHA256, and other cryptographic hash functions for text and files

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Lorem Ipsum Generator

Generate professional placeholder text instantly for your designs, mockups, and development

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Regex Tester

Test and debug your regular expressions instantly with our powerful regex tester

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JWT Decoder

Decode and inspect JSON Web Tokens (JWT) instantly. View header, payload, and token

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Markdown Previewer

Write markdown on the left, see live HTML preview on the right. Support for GitHub Flavored Markdown, tables, code blocks,

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Random String Generator

Generate cryptographically secure random strings, API keys, passwords, and tokens with our comprehensive tool supporting customizable length, character sets, and multiple output formats.

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String Case Converter

Convert between camelCase, snake_case, kebab-case, and 12+ naming conventions. Perfect for developers switching between languages and refactoring code.

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XML Formatter & Validator

Format messy XML with proper indentation, validate syntax with detailed error reporting, and minify for production. Perfect for SOAP, RSS, SVG, and configuration files.

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Duplicate Line Remover

Remove duplicate lines instantly while preserving order. Perfect for cleaning log files, email lists, URLs, and text data.

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Whitespace Remover & Cleaner

Clean up messy text with 6 intelligent removal modes. Remove extra spaces, tabs, and line breaks from code, data files, and content.

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UUID/GUID Generator

Generate unique identifiers instantly with support for v1, v4, and v5 formats. Create up to 10,000 UUIDs at once with validation, analysis, and multiple export options.

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Credit Card Validator

Validate credit card numbers instantly with Luhn algorithm checking. Detect card brands and verify formats—all in your browser with complete privacy.

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Checksum Calculator

Generate and verify checksums instantly. Calculate MD5, SHA-256, SHA-512, and CRC hashes for text and files. Compare hashes and verify file integrity—all in your browser.

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HTTP Status Code Checker

Monitor website uptime, detect broken links, and analyze HTTP responses instantly. Check single URLs or bulk validate up to 500 URLs with detailed status codes, redirect chains, and performance metrics.

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SQL Formatter & Beautifier

Transform messy SQL into readable, maintainable code instantly. Format queries for MySQL, PostgreSQL, SQL Server, Oracle, and more.

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Cron Expression Builder

Create perfect cron schedules visually or parse existing expressions. Support for Unix, Quartz, AWS EventBridge, and Kubernetes formats.

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Design & Media Tools

Color converters, image processors, and design utilities

Color Converter

Convert colors between HEX, RGB, HSL, and other formats. Generate color palettes and accessibility checks

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Image to Base64

Convert images to Base64 encoding for embedding in HTML, CSS, or applications. Supports multiple formats

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File Encryption

Secure your files with military-grade AES-256 encryption. Protect sensitive documents

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Image Metadata Cleaner

Remove EXIF data, GPS location, camera info, and personal metadata from your photos.

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ASCII Art Generator

Transform text into stunning ASCII art with 6 unique fonts. Create banners, logos, and decorative text for terminals, social media, and code comments.

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Free Slug Generator

Convert titles and text into clean, SEO-friendly URL slugs instantly. Perfect for blogs, e-commerce, and web development.

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.htaccess File Generator

Create secure, optimized Apache .htaccess files in seconds. Configure redirects, security rules, caching, and performance settings with our intuitive visual builder. No coding expertise required.

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Productivity Tools

Text processing, calculators, and workflow utilities

User Agent Parser

Parse and analyze user agent strings to identify browsers, devices, and operating systems

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Free Word Counter

Keep your work on track with our word counter. Instantly view word, character, and sentence counts to meet your writing requirements

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Invoice Generator

Create professional invoices instantly with automatic tax calculations, discounts, and beautiful formatting

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Text Diff Tool

Compare text files and find differences instantly. Side-by-side comparison with highlighted changes for code review

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Unit Converter

Convert between units instantly and privately. Transform length, weight, temperature, volume, area, and time measurements with precision

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HTML Entity Encoder

Convert special characters to HTML entities and back. Protect your code from XSS attacks and ensure proper HTML rendering.

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Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa instantly.

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Marketing Tools

QR code scanner, GIF maker, Audio Normalizer, and more

QR Code Scanner

Generate QR Code for text, sms, phone and websites

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Gaming tools and Finance, Crypto

Cloud Cost Calculator, Pc bottleneck, GPU Mining Calculator, and more

PC Bottleneck Calculator

Find out if your CPU bottlenecks your GPU or vice versa. Get instant FPS estimates, hardware compatibility analysis, and personalized upgrade recommendations for 1080p, 1440p, and 4K gaming.

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PSU Wattage Calculator

Calculate your PC's exact power consumption and get instant PSU recommendations with safety headroom. Build with confidence using accurate TDP data for CPUs, GPUs, and all components.

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VRAM Calculator for AI

Calculate GPU memory requirements for running and training Large Language Models. Get instant VRAM estimates for inference, training, and LoRA fine-tuning.

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Crypto Profit Calculator

Calculate your cryptocurrency trading profits, estimate taxes, and optimize your strategy with FIFO, LIFO, HIFO, and Average Cost methods.

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Bitcoin Address Generator

Generate secure Bitcoin addresses instantly. Create Legacy (P2PKH), SegWit (P2SH), or Native SegWit (Bech32) addresses with QR codes

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Hash Rate Calculator

Convert mining hash rates instantly between all units. Compare hardware performance with popular ASIC and GPU presets. Support for H/s, KH/s, MH/s, GH/s, TH/s, PH/s, and EH/s conversions.

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Geoscience, Geospatial tools, Distance, Polygons and more

Coordinate Converter, Area Calculator (Polygon), Bearing Calculator, and more

Coordinate Converter

Convert GPS coordinates instantly between Decimal Degrees, DMS, UTM, and MGRS formats. Perfect for surveyors, GIS professionals, hikers, and military operations.

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Distance Calculator

Calculate distances between any two points on Earth. Get accurate great circle distances in kilometers, miles, and nautical miles.

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Polygon Area Calculator

Calculate land area from GPS coordinates instantly. Convert between square meters, acres, hectares, and more. Support for manual input, bulk coordinates, and preset polygons.

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Bearing Calculator

Calculate bearing and distance between two GPS coordinates instantly. Perfect for pilots, sailors, hikers, surveyors, and navigation planning.

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Midpoint Calculator

Calculate the geographic center point between multiple GPS coordinates instantly. Perfect for finding meeting locations, planning routes, and analyzing spatial data.

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Professional Online Tools for Every Workflow

Comprehensive digital utilities designed for network engineers, software developers, web designers, content creators, system administrators, security analysts, crypto enthusiasts, gamers, and enterprise professionals. Over 50+ free online tools with no installations, accounts, or compromises on privacy or functionality.

Network Engineering & DNS Tools

Network engineers and infrastructure professionals need reliable tools for diagnosing connectivity issues and verifying security configurations. Our DNS lookup tool provides comprehensive analysis of A, AAAA, MX, CNAME, TXT, and NS records without requiring command-line expertise. The tool performs real-time queries against authoritative name servers following DNS protocol standards.

SSL certificate verification is essential for maintaining secure communications. Our SSL certificate checker examines certificate validity, expiration dates, certificate chains, and compliance with X.509 standards. The tool identifies weak encryption protocols and certificate authority issues following TLS best practices.

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Developer Tools & API Utilities

Software developers require efficient tools for debugging and data processing. Our JSON formatter provides syntax highlighting, structure validation, and beautification following JSON specifications. The JWT decoder assists with authentication debugging by displaying header information and payload claims following JWT standards (RFC 7519).

Regular expression testing and text processing utilities include our regex tester with support for JavaScript, Python, and PHP syntax. The text diff tool provides side-by-side comparison for code reviews. Hash generators create MD5, SHA-256, and SHA-512 checksums for file integrity verification.

Essential Developer Tools:

Image & Design Processing Tools

Web designers need sophisticated tools for color management and image optimization. Our color converter handles transformations between HEX, RGB, HSL, and CMYK formats with W3C color standards compliance. The image resizer optimizes graphics for social media platforms with preset dimensions.

Design & Media Tools:

PC Gaming & Hardware Calculators

Gaming enthusiasts require specialized tools for system optimization. Our PC bottleneck calculator analyzes CPU/GPU compatibility to predict gaming performance using comprehensive benchmark databases. The PSU calculator determines precise wattage requirements following 80 Plus efficiency standards.

Gaming & Hardware Tools:

Cryptocurrency & Investment Tools

Cryptocurrency traders require tools for portfolio management and profit analysis. Our crypto profit calculator provides investment tracking with dollar cost averaging strategies. The Bitcoin address generator utilizes ECDSA cryptography to create secure addresses following BIP standards.

Crypto & Finance Tools:

Business & Productivity Utilities

Business professionals require comprehensive tools for document creation and workflow optimization. Our invoice generator creates professional PDF invoices with automatic tax calculations and multi-currency support. The unit converter handles measurements following international standards.

Business & Productivity Tools:

Trusted by Professionals Worldwide

Our tools are built with modern web standards including Web Crypto API, WebAssembly, and follow W3C standards for maximum compatibility and security. All processing happens client-side ensuring your data never leaves your device.

Browse All 50+ Tools
Featured Online Tools

Free Professional Tools for Developers, Gamers & Businesses

From cryptocurrency profit tracking to gaming PC optimization, network troubleshooting to business invoice generation - all working instantly in your browser with complete privacy protection.

Cryptocurrency & Finance Tools

Professional crypto profit calculators, secure Bitcoin address generators, and investment performance tracking. Support for tax calculations following IRS crypto guidelines and DeFi yield tracking.

Investment profit/loss tracking with FIFO/LIFO tax calculations, dollar cost averaging analysis, and multi-currency portfolio performance metrics
Secure Bitcoin, Ethereum, and Litecoin address generation with QR codes using ECDSA cryptography
Mining profitability calculators with hashrate analysis, electricity cost optimization, and ROI projections for GPU mining operations

Trusted by crypto investors, traders, miners, and tax preparers seeking accurate financial calculations and secure address generation.

PC Gaming & Hardware Optimization

Optimize your gaming PC build with bottleneck analysis, PSU wattage calculators, and GPU performance comparisons. Perfect for PC builders, gamers, and hardware enthusiasts following industry benchmarks.

PC bottleneck calculator analyzes CPU/GPU compatibility with FPS impact predictions, gaming performance optimization at 1080p, 1440p, and 4K resolutions
PSU wattage calculator determines precise power requirements with 80 Plus efficiency ratings, overclocking scenarios, and safety margins
GPU VRAM calculator for AI workloads, machine learning models, and gaming performance metrics across different quality settings

Essential for PC builders, gamers, content creators, and AI developers optimizing hardware configurations and performance.

Developer & Network Tools

Debug JSON/YAML, test regex patterns, analyze DNS records, and validate SSL certificates. Essential tools following W3C web standards for developers and IT professionals.

JSON formatter with syntax validation following JSON specifications, error highlighting, and beautification for API responses
DNS lookup with comprehensive record analysis, SSL certificate validation following X.509 standards
Regex tester, JWT decoder following RFC 7519, hash generators, and text processing utilities

Trusted by software developers, network engineers, DevOps teams, and IT professionals for debugging and infrastructure management.

Cloud Computing & Business Tools

Compare cloud costs across AWS, Azure, and GCP. Generate professional invoices, convert units, and analyze business metrics with enterprise-grade accuracy.

Multi-cloud cost calculator comparing AWS, Azure, and GCP pricing with Reserved Instance analysis, data transfer costs, and total cost of ownership projections
Professional invoice generator with custom branding, multi-currency support, automatic tax calculations, and PDF export for freelancers
Comprehensive unit converter supporting 50+ measurement types following SI standards

Relied upon by cloud architects, business owners, freelancers, engineers, and financial professionals for accurate calculations.

50+ Professional Online Tools, Zero Compromises

Every tool operates entirely within your browser using modern Web APIs and WebAssembly. No data leaves your device, no accounts required, no software installations needed. From cryptocurrency analysis to hardware optimization, network diagnostics to business calculations - professional-grade functionality with complete privacy protection.

Complete Privacy

All processing happens locally using Web Crypto API. Your sensitive data never touches external servers.

Instant Access

No downloads, installations, or registrations. Open any tool and start working immediately with full functionality.

Enterprise Quality

Professional-grade accuracy following industry standards and security best practices used worldwide.

Trusted by professionals across industries: Whether you're calculating crypto taxes, optimizing gaming hardware, analyzing network infrastructure, or managing cloud costs - our tools deliver the precision and reliability you need for mission-critical workflows.

Explore All 50+ Free Tools