# Dadroit > Dadroit builds privacy-first, local-processing data tools for developers and data professionals. No cloud uploads, no server-side processing — everything runs on the user's machine. Products include Dadroit JSON Viewer (paid desktop JSON viewer for large files on Windows, macOS, and Linux), V Web (free browser-based JSON viewer), and a suite of free online data conversion utilities. ## Products - [Dadroit JSON Viewer — Desktop JSON Viewer for Large Files](https://dadroit.com/): Desktop application (Windows, macOS, Linux) for viewing and exploring large JSON files. Handles multi-gigabyte JSON files with fast load times and lag-free navigation. Tree view, search, filtering, and structured exploration of complex nested JSON. Privacy-first — files never leave your machine. - [V Web — Free Online JSON Viewer](https://dadroit.com/vweb/): Browser-based JSON viewer that handles large JSON files (100MB+) without uploading to any server. Runs entirely in the browser using local processing. Free, no signup required. - [Download Dadroit JSON Viewer](https://dadroit.com/download/): Download page for Dadroit JSON Viewer on Windows, macOS, and Linux. - [Pricing & Licensing](https://dadroit.com/buy-licence/): License options for Dadroit JSON Viewer — free for non-commercial use, paid Standard and Advanced tiers for professional and team use. ## Free Online Tools - [JSON to YAML Converter](https://dadroit.com/json-to-yaml/): Convert JSON to YAML format instantly in the browser. No upload, no server processing. - [YAML to JSON Converter](https://dadroit.com/yaml-to-json/): Convert YAML to JSON format instantly in the browser. No upload, no server processing. - [JSON to String Converter](https://dadroit.com/json-to-string/): Stringify JSON data — convert structured JSON into an escaped string representation. - [String to JSON Converter](https://dadroit.com/string-to-json/): Parse a JSON string back into formatted, readable JSON. - [YAML to String Converter](https://dadroit.com/yaml-to-string/): Convert YAML data into a string representation. - [String to YAML Converter](https://dadroit.com/string-to-yaml/): Parse a string into formatted YAML. - [JSON Escape Tool](https://dadroit.com/json-escape/): Escape special characters in JSON strings for safe embedding in code or APIs. - [JSON Unescape Tool](https://dadroit.com/json-unescape/): Unescape a JSON string to restore the original readable content. ## Guides & Tutorials - [How to Open and View Large JSON Files](https://dadroit.com/blog/open-big-json/): Techniques and tools for opening JSON files that are too large for text editors, including V Web and Dadroit JSON Viewer. - [How to Open and Explore Large CSV Files](https://dadroit.com/blog/open-big-csv/): Guide to opening CSV files that crash Excel — tools and techniques for handling large CSV data. - [How to Query CSV Files with SQL](https://dadroit.com/blog/query-csv/): Tutorial on running SQL queries against CSV data without importing into a database. - [JSON to CSV Conversion Guide](https://dadroit.com/blog/json-to-csv/): Methods and tools for converting JSON data to CSV format, covering nested structures and edge cases. - [JSON Querying Techniques](https://dadroit.com/blog/json-querying/): Overview of approaches to query and filter JSON data — JMESPath, jq, JSONPath, and SQL-based methods. - [JSON Visualizer Tools Compared](https://dadroit.com/blog/json-visualizer-tools/): Comparison of JSON visualization tools — tree views, graph views, and table views for different use cases. - [Best JSON Viewer for Mac](https://dadroit.com/blog/json-viewer-mac/): Roundup of JSON viewer options for macOS — native apps, browser tools, and VS Code extensions. - [Working with JSON in SQLite](https://dadroit.com/blog/sqlite-json/): Guide to SQLite's JSON functions — storing, querying, and extracting data from JSON columns. - [JSON Logging Best Practices](https://dadroit.com/blog/json-logging/): How to implement structured JSON logging in applications for better observability and log analysis. - [JSON Datasets — Where to Find Them](https://dadroit.com/blog/json-datasets/): Curated list of public JSON datasets for testing, learning, and development. - [JSON Generator Tools](https://dadroit.com/blog/json-generator/): Tools and techniques for generating sample or mock JSON data for testing and development. - [JSON Generator VS Code Extension](https://dadroit.com/blog/json-generator-vscode-extension/): How to generate mock JSON data directly inside VS Code using extensions. - [Introducing V Web](https://dadroit.com/blog/introducing-v-web-view-large-json-files-online/): Launch announcement for V Web — Dadroit's free browser-based JSON viewer for large files. ## Contact & Release Info - [Release Notes](https://dadroit.com/release-notes/): Version history and changelog for Dadroit products. - [Contact Sales](https://dadroit.com/contact-sales/): Enterprise and team licensing inquiries.