Tools grouped by purpose so you find what you need in one click. Every tool runs locally in your browser — paste, transform, copy, gone.
A curated set of the most-used utilities across all categories.
Pretty-print, validate and minify JSON with syntax highlighting.
Convert arrays of objects into clean, downloadable CSV.
Generate TypeScript interfaces from any JSON sample.
Generate Zod validation schemas from any JSON sample.
Generate Pydantic v2 models from any JSON sample.
Fix broken, malformed or LLM-generated JSON automatically.
Convert between camelCase, snake_case, PascalCase, kebab-case.
Compare two texts side-by-side with character-level diff.