Data Tools Engineered for Privacy
Military-grade encryption meets developer experience. Zero servers. Zero tracking. Zero compromise.
Privacy by Architecture,Not by Promise
We cannot collect your data — even if we wanted to.The architecture makes it technically impossible.
No Backend Server
No server infrastructure. No APIs. No databases. Nothing that could receive your data.
100% Client-Side Code
All processing runs in your browser. Your data never leaves your device. Technically impossible.
Zero Tracking
No analytics. No cookies. No fingerprinting. No logging. Truly anonymous usage.
Open Source
Verify everything yourself. Review the code. Trust through transparency, not marketing.
Verifiable Privacy Claims
Open DevTools. Inspect the Network tab. You'll see zero outbound requests. Not a single byte of your data leaves localhost.
Everything You Need
Professional data tools that respect your privacy. No compromises.
Format Converters
Convert between JSON, XML, YAML, CSV, TOML, INI, and HTML formats
JSON Tools
Validate, format, query with JSONPath, and visualize JSON data
Code Generators
Generate TypeScript, Python, Go, Java interfaces and SQL queries
Testing Tools
Test regex patterns, APIs, compare differences, and more
Why Choose HexDataTools?
Built for developers and data professionals who care about privacy and performance.
Privacy-First Architecture
All data processing happens in your browser. We never see, store, or transmit your data. No servers, no databases, no tracking.
Unmatched Performance
Lightning-fast client-side processing with optimized algorithms. No server delays, no upload times, instant results.
Professional-Grade Tools
26+ enterprise-quality tools for developers, data analysts, and tech professionals. Everything you need in one place.
Zero Barriers to Entry
No sign-up, no credit card, no email verification. Open the page and start working immediately. Simple as that.
GDPR & CCPA Compliant
Fully compliant with international privacy regulations. No cookies, no fingerprinting, no hidden trackers.
Always Improving
Regular updates with new features and improvements. Built with modern web technologies for the best user experience.
Professional Toolkit
All features included. No paywalls. Forever free.
Complete Format Support
- JSON, XML, YAML conversion
- CSV & TSV processing
- TOML & INI support
- HTML table extraction
Advanced JSON Tools
- Schema validation
- JSONPath queries
- Tree visualization
- Duplicate key detection
Code Generation
- TypeScript interfaces
- Python dataclasses
- Go structs
- Java classes
- SQL DDL
Testing & Validation
- Regex tester
- API testing
- Diff comparison
- Mock data generation
Privacy Guarantees
- Zero data collection
- No tracking scripts
- No cookies
- GDPR/CCPA compliant
Professional Features
- Keyboard shortcuts
- Dark mode optimized
- Export capabilities
- Search & replace
Ready to Start?
No sign-up. No credit card. No tracking.Just open a tool and start working.