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The Developer & Code category includes a powerful suite of client-side tools for software engineers, API developers, and technical professionals. Whether you need to format JSON, decode sensitive JWT tokens, test regular expressions, or convert data formats, e…
Convert any file to Base64 (or Data URL) and decode Base64 back into a downloadable file — all in your browser. No data is uploaded to a server.
Convert JSON to YAML format. All processing happens locally in your browser.
Convert YAML to JSON format. All processing happens locally in your browser.
Convert JSON to XML safely in your browser.
Convert XML to JSON instantly in your browser.
Format, validate, and inspect JSON with a tree view.
Decode JSON Web Tokens without sending them to a server.
Test regular expressions against sample text.
Generate v4 UUIDs securely with the Web Crypto API.
Encode and decode Base64 safely in your browser.
Encode or decode URL components safely.
Convert HTML snippets or pages into clean Markdown.
Convert Markdown text into clean HTML.
Protect your JavaScript code by making it unreadable to humans, all within your browser.