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10 free, browser-based utilities for developers, marketers, and designers. No sign-ups. No data collection. No server-side processing. Your data never leaves your device.
Toolkit
Compare text and code side-by-side with instant highlighting.
Create customisable QR codes with zero expiry or tracking.
Plan meetings across global time zones with overlap detection.
Build campaign URLs with local history for marketing analytics.
Validate, format, and convert between JSON, CSV, and TSV.
Visual shadow, gradient, and border-radius generator for Tailwind.
Bulk resize images client-side with Canvas API. No uploads.
Generate locale-aware fake data for US/UK testing workflows.
Debug Open Graph and Twitter Card meta tags in real time.
Test patterns with plain-English explanations and match highlighting.
No cookies required. No analytics on tool usage. Every operation runs in your browser's sandbox.
No server round-trips. Tools process data at native speed using WebAssembly and Canvas APIs.
Compliant by architecture. No personal data processing means no consent forms for tool usage.