10 tools online
Developer Tools
Format, convert, encode, hash, escape, and inspect development data.
JSON Formatter
Format, validate, minify, and copy JSON instantly.
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Base64 Encoder
Encode UTF-8 text to Base64 or decode it back.
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URL Encoder & Decoder
Encode or decode UTF-8 URI components safely in your browser.
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JWT Decoder
Inspect JWT header and payload JSON without uploading the token.
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SHA Hash Generator
Calculate SHA-256, SHA-384, or SHA-512 for text and files.
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Unix Timestamp Converter
Convert Unix seconds, milliseconds, UTC, and local dates.
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HTML Entity Encoder
Encode HTML-sensitive characters or decode common entities.
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JSON to CSV Converter
Convert a JSON array of objects into downloadable CSV.
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CSV to JSON Converter
Convert quoted comma, semicolon, or tabular data into JSON.
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Query String Parser
Decode URL query parameters, repeated keys, and normalized output.
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