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Convert CSV, JSON, and TSV files with advanced filtering, sorting, and formatting — all offline. DataFlow Converter is a powerful browser extension that allows you to convert CSV, JSON, and TSV files directly within your browser — fast, secure, and completely offline. Built with a clean step-by-step interface, the extension lets you upload a file, configure conversion options, and instantly generate results without relying on any external services. • Custom delimiter support (comma, semicolon, pipe, tab, or custom) • JSON formatting options (2 spaces, 4 spaces, minified) • Header detection and column handling • Automatic data type detection (numbers, booleans, nulls) • Remove duplicate rows • Filter rows using conditions (contains, equals, starts with, greater than, less than) • Sort data by any column (ascending or descending) Save your preferred conversion settings and reuse them anytime. Templates store all configuration options including filters and sorting. • Uses Web Workers for background processing • Handles large files efficiently without blocking the UI • Real-time progress indicator • Drag & drop file upload • Step-by-step workflow (Upload → Configure → Result) • Instant preview of converted data • Copy to clipboard with one click • Download converted files instantly • 100% offline — no internet required • No data collection or tracking • No external API calls • All processing happens locally in your browser This extension is ideal for developers, data analysts, and anyone who frequently works with structured data formats.
API Tester Pro
Premium API testing workspace for REST, GraphQL and WebSocket workflows. API Tester Pro is a powerful and lightweight browser extension built for developers to test and debug APIs directly from their browser. It supports REST, GraphQL, and WebSocket workflows in a single interface, eliminating the need for multiple tools. Users can create and send requests, analyze responses, manage headers, and reuse saved configurations for faster development. REST API testing with full request customization GraphQL query and mutation support WebSocket connection testing Save and manage API configurations locally Clipboard support for quick data handling Clean and developer-friendly interface API Tester Pro is designed for simplicity, performance, and efficiency, making it ideal for frontend developers, backend developers, and testers.
BMI Calculator
A clean and modern BMI Calculator for checking your health stats uniquely. BMI Calculator is a simple and easy-to-use Chrome extension that helps you calculate your Body Mass Index (BMI) using your height and weight. It provides a clear health category along with useful insights such as ideal weight range and daily calorie requirements based on your activity level. Features: • Instant BMI calculation with accurate results • Health category detection (Underweight, Normal, Overweight, Obese) • Ideal weight range based on your height • Daily calorie estimation using activity level • Metric and Imperial unit support • Goal weight tracking with estimated time • Clean and modern user interface • Light and dark mode support This extension works completely offline and does not collect any personal data. All calculations are performed locally in your browser. Use BMI Calculator to quickly understand your health status and make better fitness decisions.
Message Encryptor
Securely encrypt and decrypt messages and files using AES-GCM — fast, offline, and private. Message Encryptor is a powerful and privacy-focused Chrome extension that allows users to securely encrypt and decrypt messages and files directly within the browser. Built using the Web Crypto API, it implements AES-256-GCM encryption with PBKDF2-based key derivation to ensure strong, industry-standard security. The extension provides a modern and intuitive interface with dedicated tabs for message encryption/decryption, file encryption, and activity history. Users can input text or upload files, protect them with a password, and generate encrypted output that can be safely shared. Advanced features such as optional compression, digital signing, and multiple output formats (Base64/Hex) enhance flexibility and usability. All operations are performed locally in the browser, ensuring that no data is transmitted to external servers. The extension also includes clipboard copy functionality, export options, password strength indicators, and secure random generation for salts and initialization vectors. Message Encryptor is ideal for developers, security professionals, and everyday users who want a fast, offline, and reliable way to protect sensitive data.
ConvertAll
ConvertAll is a fast, lightweight, and reliable all-in-one unit conversion tool designed to work directly inside your browser. It allows users to convert commonly used measurements instantly without relying on external websites or online calculators. The extension opens from the browser toolbar and provides a clean, focused interface where conversions happen in real time. As soon as a value is entered or a unit is changed, the result is calculated immediately, helping users save time during everyday tasks. ConvertAll is suitable for students, professionals, developers, engineers, analysts, and anyone who frequently works with measurements. It eliminates the need to search for different converters by combining multiple conversion categories into a single, easy-to-use tool.
