Category
Developer Tools
Developer tools category brings high-frequency utility workflows into one place: formatting, validation, conversion, and quick request testing.
JSON, regex, SQL, API, and encoding helpers reduce repetitive manual steps, lower error rates, and speed up delivery in daily development workflows.
Last updated: 2026-02-22
Use cases
- Validate and format JSON/SQL/Regex outputs quickly.
- Test API requests to reduce integration friction.
- Use converters to minimize repetitive manual mistakes.
JSON Formatter + Validator
Format and validate JSON instantly. Detect syntax errors and output clean minified/pretty JSON.
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Timestamp Converter
Convert unix timestamp to human date and back, with timezone-aware output.
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Regex Tester
Write regex and test it live against sample text with flags and match positions.
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Base64 Encoder / Decoder
Encode plain text to Base64 or decode Base64 back to readable text.
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All Tools
JSON Formatter + Validator
Format and validate JSON instantly. Detect syntax errors and output clean minified/pretty JSON.
Open tool
Timestamp Converter
Convert unix timestamp to human date and back, with timezone-aware output.
Open tool
Regex Tester
Write regex and test it live against sample text with flags and match positions.
Open tool
Base64 Encoder / Decoder
Encode plain text to Base64 or decode Base64 back to readable text.
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JWT Decoder
Decode JWT header and payload instantly without verifying signature.
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SQL Query Formatter
Format SQL queries for readability with normalized uppercase keywords.
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Color Converter
Convert HEX, RGB, HSL color formats and show nearest Tailwind swatch.
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API Request Builder
Mini Postman-like request builder for quick GET/POST tests directly in-browser.
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Category FAQ
Do developer tools require a backend?
Most utilities run directly in the browser and require no extra setup.
Is my data stored?
Tool output is not stored as a persistent user profile; limited security logs may exist.
Can I use these in production workflows?
Yes, for fast validation and preparation. Add extra checks for critical steps.