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JSON Converter

Format, validate, and convert JSON without four separate browser tabs.

Formatting and converting JSON between YAML and CSV meant juggling several single-purpose tools across different sites.

Tech Domain · Book Dev|Published|Evidence: Live|Next.js, TypeScript

A public deployment is available to try.

Case Study

Before

Working with JSON APIs often requires quick formatting, validation, and conversion between formats (JSON ↔ YAML ↔ CSV) — existing tools were fragmented across multiple sites.

After

Consolidated 4+ separate tools into one fast, unified interface. Became the most-used developer tool in the portfolio with daily active usage.

How it's solved

Built an all-in-one JSON workspace with syntax highlighting, real-time validation, tree view exploration, and bidirectional conversion to YAML, CSV, and XML. Added minify/beautify toggles and copy-to-clipboard shortcuts.

Trade-offs

Conversion between JSON, YAML, and CSV is lossy for deeply nested structures that don't map cleanly to a flat format.

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