SF Tools · Developer Tools
⌨️ Developer Tools
Free online developer tools — JSON formatter, Base64 encoder, URL encoder, color picker, Unix timestamp converter, regex tester and HTML entities encoder.
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JSON Formatter
Format, validate, beautify and minify JSON. Tree view and error detection.
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Base64 Encoder
Encode and decode text, URLs and files to Base64 format.
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URL Encoder / Decoder
Encode and decode URLs and URI components including query strings.
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Color Picker & Converter
Pick colors and convert between HEX, RGB, HSL, HSV and CMYK. Generate palettes.
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Unix Timestamp Converter
Convert Unix timestamps to dates and vice versa across timezones.
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Regex Tester
Test and debug regular expressions with live match highlighting.
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HTML Entities Encoder
Encode and decode HTML special characters and entities.
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