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Generate SHA-256 checksums for uploaded files locally.
All free toolsGenerate a SHA-256 checksum for any file using the Web Crypto API.
Developer utilities process text locally in your browser session.
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Paste raw JSON, format it instantly, validate the structure, and copy the clean output.
Developer ToolsEncode or decode Base64 text and files for APIs, embeds, and debugging.
Developer ToolsTest regular expressions with live matches, flags, and match highlighting.
Developer ToolsCompare two texts or code snippets and see added, removed, and unchanged lines.