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22 tools in directory
Beautify and format JSON with indentation and validation.
Validate JSON and show clear syntax error messages.
Inspect JSON as a readable tree-style formatted view.
Compare two JSON documents and highlight differences.
Format and beautify XML markup for readability.
Beautify HTML markup with clean indentation.
Format CSS rules for cleaner stylesheets.
Beautify JavaScript code with basic formatting.
Format SQL queries with readable keyword casing.
Validate and tidy YAML configuration snippets.
Encode text to Base64 safely in your browser.
Decode Base64 strings back to plain text.
Percent-encode URLs and query strings.
Decode percent-encoded URLs and query values.
Decode JWT header and payload without verifying signatures.
Generate UUID v4 identifiers for apps and databases.
Generate GUIDs compatible with Windows and .NET styles.
Generate SHA-256 and MD5 hashes from any text.
Create SHA-256 hashes using the Web Crypto API.
Generate MD5 checksums for text (legacy compatibility).
Generate downloadable QR codes from any URL or text.
Generate simple Code 128 style barcodes as SVG.