Developer

Format, lint, and validate JSON with clean error surfacing.

Test patterns against sample text with instant match feedback.

Format pasted code across common languages for readability.

Encode and decode strings or payloads quickly.

Decode JWT headers and payloads for debugging and inspection.

Inspect nested API payloads with readable JSON structure.

Format messy SQL into readable query blocks.

Preview markdown structure and render output side by side.

Compare two blocks of text or code and highlight changes.

Explain what code does, what to watch for, and how to improve it.

Suggest performance and readability improvements for pasted code.

Convert curl requests into client code samples in common languages.