Dev & Code
Formatters, codecs, diffs, and transformers that never leave your browser.
JSON / YAML / TOML Converter
Bidirectional conversion with validation, formatting, and tree view.
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Regex Tester & Explainer
Real-time matching, highlight groups, breakdown, and cheat sheet.
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Base64 / URL / JWT Codec
Encode and decode Base64, URLs, and JWTs entirely in your browser.
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Diff Checker
Side-by-side and unified diffs for text, code, and JSON.
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String Case Transformer
Live camelCase, PascalCase, snake_case, kebab-case, and more.
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cURL to Code Converter
Paste a curl command and get fetch, axios, Python, Go, or Node.
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