Category
Developer Tools
Developer Tools tools on AdvanzoTools.
About Developer Tools
Developer Tools are practical utilities for day-to-day engineering: format and validate JSON, encode Base64, generate UUIDs, inspect headers-style snippets, and more. Designed to be fast, keyboard-friendly, and free of clutter so you can stay in flow.
Most used
Popular in Developer Tools
Most used tools in Developer Tools.
JSON Formatter
Beautify or minify JSON online with validation, copyable output, and clear error messages.
JSON Validator
Validate JSON online. See pass/fail status, parse errors, root type, size, and a pretty copy when valid.
URL Encoder
Percent-encode text for URLs. Choose RFC 3986 (raw) or form-urlencoded style.
URL Decoder
Decode percent-encoded URL text. Supports RFC 3986 and form-urlencoded styles.
Base64 Encoder
Encode text to Base64 online. Optional URL-safe alphabet. Copy the result in one click.
Base64 Decoder
Decode Base64 to text online. Supports URL-safe variants and shows hex when data is not UTF-8.
Fresh
Recently added
Latest applications in Developer Tools.
URL Encoder
Percent-encode text for URLs. Choose RFC 3986 (raw) or form-urlencoded style.
URL Decoder
Decode percent-encoded URL text. Supports RFC 3986 and form-urlencoded styles.
JSON Validator
Validate JSON online. See pass/fail status, parse errors, root type, size, and a pretty copy when valid.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 hashes from text. Copy any digest instantly.
JSON Formatter
Beautify or minify JSON online with validation, copyable output, and clear error messages.
Base64 Encoder
Encode text to Base64 online. Optional URL-safe alphabet. Copy the result in one click.
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All Developer Tools
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Showing 1–7 of 7 tools
JSON Formatter
Beautify or minify JSON online with validation, copyable output, and clear error messages.
JSON Validator
Validate JSON online. See pass/fail status, parse errors, root type, size, and a pretty copy when valid.
URL Encoder
Percent-encode text for URLs. Choose RFC 3986 (raw) or form-urlencoded style.
URL Decoder
Decode percent-encoded URL text. Supports RFC 3986 and form-urlencoded styles.
Base64 Encoder
Encode text to Base64 online. Optional URL-safe alphabet. Copy the result in one click.
Base64 Decoder
Decode Base64 to text online. Supports URL-safe variants and shows hex when data is not UTF-8.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 hashes from text. Copy any digest instantly.
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Open hub →Frequently asked questions
Common questions about Developer Tools.