Data Structure & Format Conversion

Infer TypeScript types or JSON Schema from a JSON sample, and round-trip JSON↔YAML over a controlled subset. Everything is computed locally in your browser; no document body is uploaded.Browser-only local processing · zero server API

privacy

Browser tools process data on your device. Input text is not persisted by default; optional local drafts use the al:<site>:v1:<purpose> namespace and affect this site only. Analytics is off by default and, when enabled, sends only event names and whitelisted metadata — never files, text, URLs, prompts or credentials.